diff --git a/NetApp/owlbot.py b/NetApp/owlbot.py
index d8ce77897cab..89ec1592bc3c 100644
--- a/NetApp/owlbot.py
+++ b/NetApp/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/create_active_directory.php b/NetApp/samples/V1/NetAppClient/create_active_directory.php
index ebe8b914ba46..377ad580e677 100644
--- a/NetApp/samples/V1/NetAppClient/create_active_directory.php
+++ b/NetApp/samples/V1/NetAppClient/create_active_directory.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/create_backup.php b/NetApp/samples/V1/NetAppClient/create_backup.php
index 5f90adca3bc5..14f7a3fe617a 100644
--- a/NetApp/samples/V1/NetAppClient/create_backup.php
+++ b/NetApp/samples/V1/NetAppClient/create_backup.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/create_backup_policy.php b/NetApp/samples/V1/NetAppClient/create_backup_policy.php
index 5078986d0674..5e8892ed9d85 100644
--- a/NetApp/samples/V1/NetAppClient/create_backup_policy.php
+++ b/NetApp/samples/V1/NetAppClient/create_backup_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/create_backup_vault.php b/NetApp/samples/V1/NetAppClient/create_backup_vault.php
index bef3d55c9bc4..e4740739b17e 100644
--- a/NetApp/samples/V1/NetAppClient/create_backup_vault.php
+++ b/NetApp/samples/V1/NetAppClient/create_backup_vault.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/create_kms_config.php b/NetApp/samples/V1/NetAppClient/create_kms_config.php
index aa11379baea0..9ca56dbd5a6a 100644
--- a/NetApp/samples/V1/NetAppClient/create_kms_config.php
+++ b/NetApp/samples/V1/NetAppClient/create_kms_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/create_quota_rule.php b/NetApp/samples/V1/NetAppClient/create_quota_rule.php
index 83bf965bb8c2..f07753fae814 100644
--- a/NetApp/samples/V1/NetAppClient/create_quota_rule.php
+++ b/NetApp/samples/V1/NetAppClient/create_quota_rule.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/create_replication.php b/NetApp/samples/V1/NetAppClient/create_replication.php
index e5851e50e1e8..0a941b425ca5 100644
--- a/NetApp/samples/V1/NetAppClient/create_replication.php
+++ b/NetApp/samples/V1/NetAppClient/create_replication.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/create_snapshot.php b/NetApp/samples/V1/NetAppClient/create_snapshot.php
index 9637134e505c..3cc45d7754f3 100644
--- a/NetApp/samples/V1/NetAppClient/create_snapshot.php
+++ b/NetApp/samples/V1/NetAppClient/create_snapshot.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/create_storage_pool.php b/NetApp/samples/V1/NetAppClient/create_storage_pool.php
index 1aaea5a63531..aec558a48342 100644
--- a/NetApp/samples/V1/NetAppClient/create_storage_pool.php
+++ b/NetApp/samples/V1/NetAppClient/create_storage_pool.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/create_volume.php b/NetApp/samples/V1/NetAppClient/create_volume.php
index adfcf120b431..9e83538b23ef 100644
--- a/NetApp/samples/V1/NetAppClient/create_volume.php
+++ b/NetApp/samples/V1/NetAppClient/create_volume.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/delete_active_directory.php b/NetApp/samples/V1/NetAppClient/delete_active_directory.php
index 4403ba3fb93d..5321eca5d2d1 100644
--- a/NetApp/samples/V1/NetAppClient/delete_active_directory.php
+++ b/NetApp/samples/V1/NetAppClient/delete_active_directory.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/delete_backup.php b/NetApp/samples/V1/NetAppClient/delete_backup.php
index 2a1bfd3edc44..f162cc3f3684 100644
--- a/NetApp/samples/V1/NetAppClient/delete_backup.php
+++ b/NetApp/samples/V1/NetAppClient/delete_backup.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/delete_backup_policy.php b/NetApp/samples/V1/NetAppClient/delete_backup_policy.php
index 6fa69355396e..7f9fc51f4190 100644
--- a/NetApp/samples/V1/NetAppClient/delete_backup_policy.php
+++ b/NetApp/samples/V1/NetAppClient/delete_backup_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/delete_backup_vault.php b/NetApp/samples/V1/NetAppClient/delete_backup_vault.php
index c0fe73cb2df1..d00c10b20abe 100644
--- a/NetApp/samples/V1/NetAppClient/delete_backup_vault.php
+++ b/NetApp/samples/V1/NetAppClient/delete_backup_vault.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/delete_kms_config.php b/NetApp/samples/V1/NetAppClient/delete_kms_config.php
index 012e49ba3d26..96e3368c7d9d 100644
--- a/NetApp/samples/V1/NetAppClient/delete_kms_config.php
+++ b/NetApp/samples/V1/NetAppClient/delete_kms_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/delete_quota_rule.php b/NetApp/samples/V1/NetAppClient/delete_quota_rule.php
index 8ac634086900..1a822f80c41e 100644
--- a/NetApp/samples/V1/NetAppClient/delete_quota_rule.php
+++ b/NetApp/samples/V1/NetAppClient/delete_quota_rule.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/delete_replication.php b/NetApp/samples/V1/NetAppClient/delete_replication.php
index bb6672a16d80..9f00586c7169 100644
--- a/NetApp/samples/V1/NetAppClient/delete_replication.php
+++ b/NetApp/samples/V1/NetAppClient/delete_replication.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/delete_snapshot.php b/NetApp/samples/V1/NetAppClient/delete_snapshot.php
index ea8c9ee51ea9..b3c4624b8dd5 100644
--- a/NetApp/samples/V1/NetAppClient/delete_snapshot.php
+++ b/NetApp/samples/V1/NetAppClient/delete_snapshot.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/delete_storage_pool.php b/NetApp/samples/V1/NetAppClient/delete_storage_pool.php
index 340d65ee1133..83760044cbb4 100644
--- a/NetApp/samples/V1/NetAppClient/delete_storage_pool.php
+++ b/NetApp/samples/V1/NetAppClient/delete_storage_pool.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/delete_volume.php b/NetApp/samples/V1/NetAppClient/delete_volume.php
index 7db3653c7c71..a0c731659ae0 100644
--- a/NetApp/samples/V1/NetAppClient/delete_volume.php
+++ b/NetApp/samples/V1/NetAppClient/delete_volume.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/encrypt_volumes.php b/NetApp/samples/V1/NetAppClient/encrypt_volumes.php
index 88d73492250e..95dcc443ffef 100644
--- a/NetApp/samples/V1/NetAppClient/encrypt_volumes.php
+++ b/NetApp/samples/V1/NetAppClient/encrypt_volumes.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/establish_peering.php b/NetApp/samples/V1/NetAppClient/establish_peering.php
index be35f66b1e4d..03cb518efde4 100644
--- a/NetApp/samples/V1/NetAppClient/establish_peering.php
+++ b/NetApp/samples/V1/NetAppClient/establish_peering.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/get_active_directory.php b/NetApp/samples/V1/NetAppClient/get_active_directory.php
index 4d2915b14da1..412291f0cbc9 100644
--- a/NetApp/samples/V1/NetAppClient/get_active_directory.php
+++ b/NetApp/samples/V1/NetAppClient/get_active_directory.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/get_backup.php b/NetApp/samples/V1/NetAppClient/get_backup.php
index 026a9c311350..c75320128684 100644
--- a/NetApp/samples/V1/NetAppClient/get_backup.php
+++ b/NetApp/samples/V1/NetAppClient/get_backup.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/get_backup_policy.php b/NetApp/samples/V1/NetAppClient/get_backup_policy.php
index eaa23a200a67..618e6abb657b 100644
--- a/NetApp/samples/V1/NetAppClient/get_backup_policy.php
+++ b/NetApp/samples/V1/NetAppClient/get_backup_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/get_backup_vault.php b/NetApp/samples/V1/NetAppClient/get_backup_vault.php
index 05999731c101..1c05bbbda29d 100644
--- a/NetApp/samples/V1/NetAppClient/get_backup_vault.php
+++ b/NetApp/samples/V1/NetAppClient/get_backup_vault.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/get_kms_config.php b/NetApp/samples/V1/NetAppClient/get_kms_config.php
index 5049650c14b4..52803ba1da25 100644
--- a/NetApp/samples/V1/NetAppClient/get_kms_config.php
+++ b/NetApp/samples/V1/NetAppClient/get_kms_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/get_location.php b/NetApp/samples/V1/NetAppClient/get_location.php
index 88c176bed8e8..1377b8e59fc5 100644
--- a/NetApp/samples/V1/NetAppClient/get_location.php
+++ b/NetApp/samples/V1/NetAppClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/get_quota_rule.php b/NetApp/samples/V1/NetAppClient/get_quota_rule.php
index 2de21cd82cbe..1596bd3a191c 100644
--- a/NetApp/samples/V1/NetAppClient/get_quota_rule.php
+++ b/NetApp/samples/V1/NetAppClient/get_quota_rule.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/get_replication.php b/NetApp/samples/V1/NetAppClient/get_replication.php
index 35b35374311e..774a9d87df07 100644
--- a/NetApp/samples/V1/NetAppClient/get_replication.php
+++ b/NetApp/samples/V1/NetAppClient/get_replication.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/get_snapshot.php b/NetApp/samples/V1/NetAppClient/get_snapshot.php
index b433f45366f9..68e9668a412b 100644
--- a/NetApp/samples/V1/NetAppClient/get_snapshot.php
+++ b/NetApp/samples/V1/NetAppClient/get_snapshot.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/get_storage_pool.php b/NetApp/samples/V1/NetAppClient/get_storage_pool.php
index 7e7ac8017102..e700adaf220f 100644
--- a/NetApp/samples/V1/NetAppClient/get_storage_pool.php
+++ b/NetApp/samples/V1/NetAppClient/get_storage_pool.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/get_volume.php b/NetApp/samples/V1/NetAppClient/get_volume.php
index 0016a4972692..0da42d7a34a5 100644
--- a/NetApp/samples/V1/NetAppClient/get_volume.php
+++ b/NetApp/samples/V1/NetAppClient/get_volume.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/list_active_directories.php b/NetApp/samples/V1/NetAppClient/list_active_directories.php
index 7778c858e717..f663fbe142c9 100644
--- a/NetApp/samples/V1/NetAppClient/list_active_directories.php
+++ b/NetApp/samples/V1/NetAppClient/list_active_directories.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/list_backup_policies.php b/NetApp/samples/V1/NetAppClient/list_backup_policies.php
index a6b3a87550ac..1dcaea472519 100644
--- a/NetApp/samples/V1/NetAppClient/list_backup_policies.php
+++ b/NetApp/samples/V1/NetAppClient/list_backup_policies.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/list_backup_vaults.php b/NetApp/samples/V1/NetAppClient/list_backup_vaults.php
index 214247fa6d74..afc7c0d6836a 100644
--- a/NetApp/samples/V1/NetAppClient/list_backup_vaults.php
+++ b/NetApp/samples/V1/NetAppClient/list_backup_vaults.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/list_backups.php b/NetApp/samples/V1/NetAppClient/list_backups.php
index a0cf19ec02dc..bf8f4b2e96f9 100644
--- a/NetApp/samples/V1/NetAppClient/list_backups.php
+++ b/NetApp/samples/V1/NetAppClient/list_backups.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/list_kms_configs.php b/NetApp/samples/V1/NetAppClient/list_kms_configs.php
index 7cd8aab1412d..8df99ed98cf0 100644
--- a/NetApp/samples/V1/NetAppClient/list_kms_configs.php
+++ b/NetApp/samples/V1/NetAppClient/list_kms_configs.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/list_locations.php b/NetApp/samples/V1/NetAppClient/list_locations.php
index 4cfc22506396..6552ee39ce05 100644
--- a/NetApp/samples/V1/NetAppClient/list_locations.php
+++ b/NetApp/samples/V1/NetAppClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/list_quota_rules.php b/NetApp/samples/V1/NetAppClient/list_quota_rules.php
index 4e233d078a9e..e9f18d58132d 100644
--- a/NetApp/samples/V1/NetAppClient/list_quota_rules.php
+++ b/NetApp/samples/V1/NetAppClient/list_quota_rules.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/list_replications.php b/NetApp/samples/V1/NetAppClient/list_replications.php
index f03ed59accc7..d0d34ed9006c 100644
--- a/NetApp/samples/V1/NetAppClient/list_replications.php
+++ b/NetApp/samples/V1/NetAppClient/list_replications.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/list_snapshots.php b/NetApp/samples/V1/NetAppClient/list_snapshots.php
index cf85233a72a9..bd9344a62210 100644
--- a/NetApp/samples/V1/NetAppClient/list_snapshots.php
+++ b/NetApp/samples/V1/NetAppClient/list_snapshots.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/list_storage_pools.php b/NetApp/samples/V1/NetAppClient/list_storage_pools.php
index ea073d7afe24..e91650586b7d 100644
--- a/NetApp/samples/V1/NetAppClient/list_storage_pools.php
+++ b/NetApp/samples/V1/NetAppClient/list_storage_pools.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/list_volumes.php b/NetApp/samples/V1/NetAppClient/list_volumes.php
index a70ad173b975..d029d2d792b0 100644
--- a/NetApp/samples/V1/NetAppClient/list_volumes.php
+++ b/NetApp/samples/V1/NetAppClient/list_volumes.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/resume_replication.php b/NetApp/samples/V1/NetAppClient/resume_replication.php
index fdfa62ea68ba..a6c40b60e561 100644
--- a/NetApp/samples/V1/NetAppClient/resume_replication.php
+++ b/NetApp/samples/V1/NetAppClient/resume_replication.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/reverse_replication_direction.php b/NetApp/samples/V1/NetAppClient/reverse_replication_direction.php
index 94dd276ceabb..f0015ac07c9e 100644
--- a/NetApp/samples/V1/NetAppClient/reverse_replication_direction.php
+++ b/NetApp/samples/V1/NetAppClient/reverse_replication_direction.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/revert_volume.php b/NetApp/samples/V1/NetAppClient/revert_volume.php
index ad3a82eb4ce6..e7cbd9cd27e6 100644
--- a/NetApp/samples/V1/NetAppClient/revert_volume.php
+++ b/NetApp/samples/V1/NetAppClient/revert_volume.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/stop_replication.php b/NetApp/samples/V1/NetAppClient/stop_replication.php
index 7d39fd76bf12..1c20335c880e 100644
--- a/NetApp/samples/V1/NetAppClient/stop_replication.php
+++ b/NetApp/samples/V1/NetAppClient/stop_replication.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/switch_active_replica_zone.php b/NetApp/samples/V1/NetAppClient/switch_active_replica_zone.php
index e193a72329fb..20bf48cb642d 100644
--- a/NetApp/samples/V1/NetAppClient/switch_active_replica_zone.php
+++ b/NetApp/samples/V1/NetAppClient/switch_active_replica_zone.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/sync_replication.php b/NetApp/samples/V1/NetAppClient/sync_replication.php
index a5c56078ede4..cefb12e01541 100644
--- a/NetApp/samples/V1/NetAppClient/sync_replication.php
+++ b/NetApp/samples/V1/NetAppClient/sync_replication.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/update_active_directory.php b/NetApp/samples/V1/NetAppClient/update_active_directory.php
index 385e91946839..9d792329ac9d 100644
--- a/NetApp/samples/V1/NetAppClient/update_active_directory.php
+++ b/NetApp/samples/V1/NetAppClient/update_active_directory.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/update_backup.php b/NetApp/samples/V1/NetAppClient/update_backup.php
index 46c1e1a58cb6..741693dd4b9b 100644
--- a/NetApp/samples/V1/NetAppClient/update_backup.php
+++ b/NetApp/samples/V1/NetAppClient/update_backup.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/update_backup_policy.php b/NetApp/samples/V1/NetAppClient/update_backup_policy.php
index 0a7ae2ff8ee2..6737f21e5d7c 100644
--- a/NetApp/samples/V1/NetAppClient/update_backup_policy.php
+++ b/NetApp/samples/V1/NetAppClient/update_backup_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/update_backup_vault.php b/NetApp/samples/V1/NetAppClient/update_backup_vault.php
index 20020df8486d..ad026eccf46c 100644
--- a/NetApp/samples/V1/NetAppClient/update_backup_vault.php
+++ b/NetApp/samples/V1/NetAppClient/update_backup_vault.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/update_kms_config.php b/NetApp/samples/V1/NetAppClient/update_kms_config.php
index 6eada658077e..6883398dae2a 100644
--- a/NetApp/samples/V1/NetAppClient/update_kms_config.php
+++ b/NetApp/samples/V1/NetAppClient/update_kms_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/update_quota_rule.php b/NetApp/samples/V1/NetAppClient/update_quota_rule.php
index 7adbf1946cf9..7f6eb154e8e9 100644
--- a/NetApp/samples/V1/NetAppClient/update_quota_rule.php
+++ b/NetApp/samples/V1/NetAppClient/update_quota_rule.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/update_replication.php b/NetApp/samples/V1/NetAppClient/update_replication.php
index 04229e076bc2..c7aeaf4fc132 100644
--- a/NetApp/samples/V1/NetAppClient/update_replication.php
+++ b/NetApp/samples/V1/NetAppClient/update_replication.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/update_snapshot.php b/NetApp/samples/V1/NetAppClient/update_snapshot.php
index 153f4913c3df..dc84fac65db0 100644
--- a/NetApp/samples/V1/NetAppClient/update_snapshot.php
+++ b/NetApp/samples/V1/NetAppClient/update_snapshot.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/update_storage_pool.php b/NetApp/samples/V1/NetAppClient/update_storage_pool.php
index 72357c047f36..b3355f5ce25e 100644
--- a/NetApp/samples/V1/NetAppClient/update_storage_pool.php
+++ b/NetApp/samples/V1/NetAppClient/update_storage_pool.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/update_volume.php b/NetApp/samples/V1/NetAppClient/update_volume.php
index 15d67b5468ac..6486b68ca089 100644
--- a/NetApp/samples/V1/NetAppClient/update_volume.php
+++ b/NetApp/samples/V1/NetAppClient/update_volume.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/validate_directory_service.php b/NetApp/samples/V1/NetAppClient/validate_directory_service.php
index 3eed62dab657..1e9376822a42 100644
--- a/NetApp/samples/V1/NetAppClient/validate_directory_service.php
+++ b/NetApp/samples/V1/NetAppClient/validate_directory_service.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/samples/V1/NetAppClient/verify_kms_config.php b/NetApp/samples/V1/NetAppClient/verify_kms_config.php
index b0bf4f44ff76..492fe2b37c4a 100644
--- a/NetApp/samples/V1/NetAppClient/verify_kms_config.php
+++ b/NetApp/samples/V1/NetAppClient/verify_kms_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/src/V1/Client/NetAppClient.php b/NetApp/src/V1/Client/NetAppClient.php
index 516b5f11ba75..ab8a8926f060 100644
--- a/NetApp/src/V1/Client/NetAppClient.php
+++ b/NetApp/src/V1/Client/NetAppClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/src/V1/resources/net_app_descriptor_config.php b/NetApp/src/V1/resources/net_app_descriptor_config.php
index 469d4df34e55..d5dd8e376b1a 100644
--- a/NetApp/src/V1/resources/net_app_descriptor_config.php
+++ b/NetApp/src/V1/resources/net_app_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/src/V1/resources/net_app_rest_client_config.php b/NetApp/src/V1/resources/net_app_rest_client_config.php
index 24c8a2e73ae5..79c31f837e48 100644
--- a/NetApp/src/V1/resources/net_app_rest_client_config.php
+++ b/NetApp/src/V1/resources/net_app_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetApp/tests/Unit/V1/Client/NetAppClientTest.php b/NetApp/tests/Unit/V1/Client/NetAppClientTest.php
index eb56c81b17bb..50aebb5b8999 100644
--- a/NetApp/tests/Unit/V1/Client/NetAppClientTest.php
+++ b/NetApp/tests/Unit/V1/Client/NetAppClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/owlbot.py b/NetworkConnectivity/owlbot.py
index 0d58da732f55..cdae3b7e8944 100644
--- a/NetworkConnectivity/owlbot.py
+++ b/NetworkConnectivity/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/create_service_connection_map.php b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/create_service_connection_map.php
index 1fc96888fa7a..741bed85a12a 100644
--- a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/create_service_connection_map.php
+++ b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/create_service_connection_map.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/create_service_connection_policy.php b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/create_service_connection_policy.php
index 97933f8fa7c2..3f78ce1a5456 100644
--- a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/create_service_connection_policy.php
+++ b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/create_service_connection_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/create_service_connection_token.php b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/create_service_connection_token.php
index fe9788bc401a..8931cc25035c 100644
--- a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/create_service_connection_token.php
+++ b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/create_service_connection_token.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/delete_service_class.php b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/delete_service_class.php
index cce8ca6aa738..76b0519bfffc 100644
--- a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/delete_service_class.php
+++ b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/delete_service_class.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/delete_service_connection_map.php b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/delete_service_connection_map.php
index b93fd45a0e35..74ba30254a88 100644
--- a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/delete_service_connection_map.php
+++ b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/delete_service_connection_map.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/delete_service_connection_policy.php b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/delete_service_connection_policy.php
index d193fe6ad4fd..1227bc09387f 100644
--- a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/delete_service_connection_policy.php
+++ b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/delete_service_connection_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/delete_service_connection_token.php b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/delete_service_connection_token.php
index 3561cdf32c68..0f7eb1ceda72 100644
--- a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/delete_service_connection_token.php
+++ b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/delete_service_connection_token.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/get_iam_policy.php b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/get_iam_policy.php
index d09a5b9d8dcc..a5a71ab91828 100644
--- a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/get_iam_policy.php
+++ b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/get_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/get_location.php b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/get_location.php
index 986a8abe2076..38ee1232cba3 100644
--- a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/get_location.php
+++ b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/get_service_class.php b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/get_service_class.php
index fefc8f296014..351340445ed6 100644
--- a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/get_service_class.php
+++ b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/get_service_class.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/get_service_connection_map.php b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/get_service_connection_map.php
index e0250d00ce12..96f6d065ec83 100644
--- a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/get_service_connection_map.php
+++ b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/get_service_connection_map.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/get_service_connection_policy.php b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/get_service_connection_policy.php
index 66e9fbad6d43..d69e7e513d4e 100644
--- a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/get_service_connection_policy.php
+++ b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/get_service_connection_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/get_service_connection_token.php b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/get_service_connection_token.php
index 0aa16e3ebc41..fc611e9c6de5 100644
--- a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/get_service_connection_token.php
+++ b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/get_service_connection_token.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/list_locations.php b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/list_locations.php
index 0f903aee2402..2c5f405965e3 100644
--- a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/list_locations.php
+++ b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/list_service_classes.php b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/list_service_classes.php
index 04a20f4ec64d..ba0962e7c8b5 100644
--- a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/list_service_classes.php
+++ b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/list_service_classes.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/list_service_connection_maps.php b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/list_service_connection_maps.php
index b87c725a1b76..5df5c5445957 100644
--- a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/list_service_connection_maps.php
+++ b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/list_service_connection_maps.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/list_service_connection_policies.php b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/list_service_connection_policies.php
index f99656eecbd8..e482394117b3 100644
--- a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/list_service_connection_policies.php
+++ b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/list_service_connection_policies.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/list_service_connection_tokens.php b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/list_service_connection_tokens.php
index 7d030877ba43..36f47a75c721 100644
--- a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/list_service_connection_tokens.php
+++ b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/list_service_connection_tokens.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/set_iam_policy.php b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/set_iam_policy.php
index 58b5ebc720b0..7d0c1598efe0 100644
--- a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/set_iam_policy.php
+++ b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/set_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/test_iam_permissions.php b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/test_iam_permissions.php
index 924fffb2dfb9..c2c9c979cc51 100644
--- a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/test_iam_permissions.php
+++ b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/update_service_class.php b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/update_service_class.php
index 0d28918af58c..a58bbafb7095 100644
--- a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/update_service_class.php
+++ b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/update_service_class.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/update_service_connection_map.php b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/update_service_connection_map.php
index dd7ebb604f37..d3a57f908f98 100644
--- a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/update_service_connection_map.php
+++ b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/update_service_connection_map.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/update_service_connection_policy.php b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/update_service_connection_policy.php
index 76cb1583ccdb..380fe5cf86ed 100644
--- a/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/update_service_connection_policy.php
+++ b/NetworkConnectivity/samples/V1/CrossNetworkAutomationServiceClient/update_service_connection_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/DataTransferServiceClient/create_destination.php b/NetworkConnectivity/samples/V1/DataTransferServiceClient/create_destination.php
index 6cad219191f3..907c37793d94 100644
--- a/NetworkConnectivity/samples/V1/DataTransferServiceClient/create_destination.php
+++ b/NetworkConnectivity/samples/V1/DataTransferServiceClient/create_destination.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/DataTransferServiceClient/create_multicloud_data_transfer_config.php b/NetworkConnectivity/samples/V1/DataTransferServiceClient/create_multicloud_data_transfer_config.php
index f05b5583d8b4..1202447dd666 100644
--- a/NetworkConnectivity/samples/V1/DataTransferServiceClient/create_multicloud_data_transfer_config.php
+++ b/NetworkConnectivity/samples/V1/DataTransferServiceClient/create_multicloud_data_transfer_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/DataTransferServiceClient/delete_destination.php b/NetworkConnectivity/samples/V1/DataTransferServiceClient/delete_destination.php
index f6755547cdb1..40e1e4c6d662 100644
--- a/NetworkConnectivity/samples/V1/DataTransferServiceClient/delete_destination.php
+++ b/NetworkConnectivity/samples/V1/DataTransferServiceClient/delete_destination.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/DataTransferServiceClient/delete_multicloud_data_transfer_config.php b/NetworkConnectivity/samples/V1/DataTransferServiceClient/delete_multicloud_data_transfer_config.php
index 1531c8cb2102..069a1ede0067 100644
--- a/NetworkConnectivity/samples/V1/DataTransferServiceClient/delete_multicloud_data_transfer_config.php
+++ b/NetworkConnectivity/samples/V1/DataTransferServiceClient/delete_multicloud_data_transfer_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/DataTransferServiceClient/get_destination.php b/NetworkConnectivity/samples/V1/DataTransferServiceClient/get_destination.php
index 22066ebd8c51..0cbfffe727c0 100644
--- a/NetworkConnectivity/samples/V1/DataTransferServiceClient/get_destination.php
+++ b/NetworkConnectivity/samples/V1/DataTransferServiceClient/get_destination.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/DataTransferServiceClient/get_iam_policy.php b/NetworkConnectivity/samples/V1/DataTransferServiceClient/get_iam_policy.php
index fda9590e2c43..ec57815746a9 100644
--- a/NetworkConnectivity/samples/V1/DataTransferServiceClient/get_iam_policy.php
+++ b/NetworkConnectivity/samples/V1/DataTransferServiceClient/get_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/DataTransferServiceClient/get_location.php b/NetworkConnectivity/samples/V1/DataTransferServiceClient/get_location.php
index 3d2f4f9d6d70..0d5153710361 100644
--- a/NetworkConnectivity/samples/V1/DataTransferServiceClient/get_location.php
+++ b/NetworkConnectivity/samples/V1/DataTransferServiceClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/DataTransferServiceClient/get_multicloud_data_transfer_config.php b/NetworkConnectivity/samples/V1/DataTransferServiceClient/get_multicloud_data_transfer_config.php
index 07b90401478f..6962225fbcd1 100644
--- a/NetworkConnectivity/samples/V1/DataTransferServiceClient/get_multicloud_data_transfer_config.php
+++ b/NetworkConnectivity/samples/V1/DataTransferServiceClient/get_multicloud_data_transfer_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/DataTransferServiceClient/get_multicloud_data_transfer_supported_service.php b/NetworkConnectivity/samples/V1/DataTransferServiceClient/get_multicloud_data_transfer_supported_service.php
index 6e4440bb4bf9..9c26d54f25d2 100644
--- a/NetworkConnectivity/samples/V1/DataTransferServiceClient/get_multicloud_data_transfer_supported_service.php
+++ b/NetworkConnectivity/samples/V1/DataTransferServiceClient/get_multicloud_data_transfer_supported_service.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/DataTransferServiceClient/list_destinations.php b/NetworkConnectivity/samples/V1/DataTransferServiceClient/list_destinations.php
index eca72d0d23ca..ae9527e3eacb 100644
--- a/NetworkConnectivity/samples/V1/DataTransferServiceClient/list_destinations.php
+++ b/NetworkConnectivity/samples/V1/DataTransferServiceClient/list_destinations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/DataTransferServiceClient/list_locations.php b/NetworkConnectivity/samples/V1/DataTransferServiceClient/list_locations.php
index 1300ec920370..bddccae31fc1 100644
--- a/NetworkConnectivity/samples/V1/DataTransferServiceClient/list_locations.php
+++ b/NetworkConnectivity/samples/V1/DataTransferServiceClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/DataTransferServiceClient/list_multicloud_data_transfer_configs.php b/NetworkConnectivity/samples/V1/DataTransferServiceClient/list_multicloud_data_transfer_configs.php
index e7f970b2f3bb..6a775ac9e931 100644
--- a/NetworkConnectivity/samples/V1/DataTransferServiceClient/list_multicloud_data_transfer_configs.php
+++ b/NetworkConnectivity/samples/V1/DataTransferServiceClient/list_multicloud_data_transfer_configs.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/DataTransferServiceClient/list_multicloud_data_transfer_supported_services.php b/NetworkConnectivity/samples/V1/DataTransferServiceClient/list_multicloud_data_transfer_supported_services.php
index d5ab3a3d45ef..544275c6c54d 100644
--- a/NetworkConnectivity/samples/V1/DataTransferServiceClient/list_multicloud_data_transfer_supported_services.php
+++ b/NetworkConnectivity/samples/V1/DataTransferServiceClient/list_multicloud_data_transfer_supported_services.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/DataTransferServiceClient/set_iam_policy.php b/NetworkConnectivity/samples/V1/DataTransferServiceClient/set_iam_policy.php
index 414b374766da..74f7e6e8213f 100644
--- a/NetworkConnectivity/samples/V1/DataTransferServiceClient/set_iam_policy.php
+++ b/NetworkConnectivity/samples/V1/DataTransferServiceClient/set_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/DataTransferServiceClient/test_iam_permissions.php b/NetworkConnectivity/samples/V1/DataTransferServiceClient/test_iam_permissions.php
index 160d13907843..2e49029a8643 100644
--- a/NetworkConnectivity/samples/V1/DataTransferServiceClient/test_iam_permissions.php
+++ b/NetworkConnectivity/samples/V1/DataTransferServiceClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/DataTransferServiceClient/update_destination.php b/NetworkConnectivity/samples/V1/DataTransferServiceClient/update_destination.php
index 6f53e15d0fe0..d4114553ad9a 100644
--- a/NetworkConnectivity/samples/V1/DataTransferServiceClient/update_destination.php
+++ b/NetworkConnectivity/samples/V1/DataTransferServiceClient/update_destination.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/DataTransferServiceClient/update_multicloud_data_transfer_config.php b/NetworkConnectivity/samples/V1/DataTransferServiceClient/update_multicloud_data_transfer_config.php
index be1c69421bd9..e8cbbd239876 100644
--- a/NetworkConnectivity/samples/V1/DataTransferServiceClient/update_multicloud_data_transfer_config.php
+++ b/NetworkConnectivity/samples/V1/DataTransferServiceClient/update_multicloud_data_transfer_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/accept_hub_spoke.php b/NetworkConnectivity/samples/V1/HubServiceClient/accept_hub_spoke.php
index 4a9fc6a68d50..72b43bb067a9 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/accept_hub_spoke.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/accept_hub_spoke.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/accept_spoke_update.php b/NetworkConnectivity/samples/V1/HubServiceClient/accept_spoke_update.php
index 891599ea521c..7b36f8437ddf 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/accept_spoke_update.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/accept_spoke_update.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/create_hub.php b/NetworkConnectivity/samples/V1/HubServiceClient/create_hub.php
index 5454d37a7c5e..79d4537368a0 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/create_hub.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/create_hub.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/create_spoke.php b/NetworkConnectivity/samples/V1/HubServiceClient/create_spoke.php
index 18219b1027a5..e551849ea93a 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/create_spoke.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/create_spoke.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/delete_hub.php b/NetworkConnectivity/samples/V1/HubServiceClient/delete_hub.php
index 12e2110fea7a..d4d2492fe960 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/delete_hub.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/delete_hub.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/delete_spoke.php b/NetworkConnectivity/samples/V1/HubServiceClient/delete_spoke.php
index 77fa53e49146..f942ee9e52e3 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/delete_spoke.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/delete_spoke.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/get_group.php b/NetworkConnectivity/samples/V1/HubServiceClient/get_group.php
index 02bde839dda6..776f0c4eefc9 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/get_group.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/get_group.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/get_hub.php b/NetworkConnectivity/samples/V1/HubServiceClient/get_hub.php
index fb080b2b265d..208ef93dbb27 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/get_hub.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/get_hub.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/get_iam_policy.php b/NetworkConnectivity/samples/V1/HubServiceClient/get_iam_policy.php
index 7344f252576c..a4b5243f8252 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/get_iam_policy.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/get_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/get_location.php b/NetworkConnectivity/samples/V1/HubServiceClient/get_location.php
index dcf47ae36f66..0c4442c6d803 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/get_location.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/get_route.php b/NetworkConnectivity/samples/V1/HubServiceClient/get_route.php
index 736191e5c908..8c25a92d73de 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/get_route.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/get_route.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/get_route_table.php b/NetworkConnectivity/samples/V1/HubServiceClient/get_route_table.php
index 11b6ee8d1ca8..7a9982df0d72 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/get_route_table.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/get_route_table.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/get_spoke.php b/NetworkConnectivity/samples/V1/HubServiceClient/get_spoke.php
index b717b74e509c..90f4ae8ba49e 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/get_spoke.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/get_spoke.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/list_groups.php b/NetworkConnectivity/samples/V1/HubServiceClient/list_groups.php
index d48b570b1183..6728df8ad7e7 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/list_groups.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/list_groups.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/list_hub_spokes.php b/NetworkConnectivity/samples/V1/HubServiceClient/list_hub_spokes.php
index 39955e50cb34..dc899fa9bd9b 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/list_hub_spokes.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/list_hub_spokes.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/list_hubs.php b/NetworkConnectivity/samples/V1/HubServiceClient/list_hubs.php
index 0a70f328f9f0..b2033fe93098 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/list_hubs.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/list_hubs.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/list_locations.php b/NetworkConnectivity/samples/V1/HubServiceClient/list_locations.php
index 5882fe174e0a..1b7200de7775 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/list_locations.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/list_route_tables.php b/NetworkConnectivity/samples/V1/HubServiceClient/list_route_tables.php
index 5cb48497ad9b..36f413088e87 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/list_route_tables.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/list_route_tables.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/list_routes.php b/NetworkConnectivity/samples/V1/HubServiceClient/list_routes.php
index ce0ef50ae767..c42dcd5e2909 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/list_routes.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/list_routes.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/list_spokes.php b/NetworkConnectivity/samples/V1/HubServiceClient/list_spokes.php
index f47a860c228f..5a6c01932c57 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/list_spokes.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/list_spokes.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/query_hub_status.php b/NetworkConnectivity/samples/V1/HubServiceClient/query_hub_status.php
index d2b8662793f7..ff84cfbc4f54 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/query_hub_status.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/query_hub_status.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/reject_hub_spoke.php b/NetworkConnectivity/samples/V1/HubServiceClient/reject_hub_spoke.php
index 24bde1d86a1e..8271f65d94ac 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/reject_hub_spoke.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/reject_hub_spoke.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/reject_spoke_update.php b/NetworkConnectivity/samples/V1/HubServiceClient/reject_spoke_update.php
index 9269e2de951c..3390128a8692 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/reject_spoke_update.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/reject_spoke_update.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/set_iam_policy.php b/NetworkConnectivity/samples/V1/HubServiceClient/set_iam_policy.php
index af46db09af35..805a6b3b8550 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/set_iam_policy.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/set_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/test_iam_permissions.php b/NetworkConnectivity/samples/V1/HubServiceClient/test_iam_permissions.php
index 5a7b947d3fc8..987de61fbb36 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/test_iam_permissions.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/update_group.php b/NetworkConnectivity/samples/V1/HubServiceClient/update_group.php
index ddda479d7372..17b34378cdf1 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/update_group.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/update_group.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/update_hub.php b/NetworkConnectivity/samples/V1/HubServiceClient/update_hub.php
index 27a61977e979..dcb646a33f26 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/update_hub.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/update_hub.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/HubServiceClient/update_spoke.php b/NetworkConnectivity/samples/V1/HubServiceClient/update_spoke.php
index 88e66f54e8ee..1cd367d68640 100644
--- a/NetworkConnectivity/samples/V1/HubServiceClient/update_spoke.php
+++ b/NetworkConnectivity/samples/V1/HubServiceClient/update_spoke.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/InternalRangeServiceClient/create_internal_range.php b/NetworkConnectivity/samples/V1/InternalRangeServiceClient/create_internal_range.php
index 499d8595d9fa..9b7292e359a0 100644
--- a/NetworkConnectivity/samples/V1/InternalRangeServiceClient/create_internal_range.php
+++ b/NetworkConnectivity/samples/V1/InternalRangeServiceClient/create_internal_range.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/InternalRangeServiceClient/delete_internal_range.php b/NetworkConnectivity/samples/V1/InternalRangeServiceClient/delete_internal_range.php
index 8de206f78f3a..0abb8701df4d 100644
--- a/NetworkConnectivity/samples/V1/InternalRangeServiceClient/delete_internal_range.php
+++ b/NetworkConnectivity/samples/V1/InternalRangeServiceClient/delete_internal_range.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/InternalRangeServiceClient/get_iam_policy.php b/NetworkConnectivity/samples/V1/InternalRangeServiceClient/get_iam_policy.php
index 3fa92b5c77a0..9ea9477af028 100644
--- a/NetworkConnectivity/samples/V1/InternalRangeServiceClient/get_iam_policy.php
+++ b/NetworkConnectivity/samples/V1/InternalRangeServiceClient/get_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/InternalRangeServiceClient/get_internal_range.php b/NetworkConnectivity/samples/V1/InternalRangeServiceClient/get_internal_range.php
index 214333e56e61..3c60285ae31a 100644
--- a/NetworkConnectivity/samples/V1/InternalRangeServiceClient/get_internal_range.php
+++ b/NetworkConnectivity/samples/V1/InternalRangeServiceClient/get_internal_range.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/InternalRangeServiceClient/get_location.php b/NetworkConnectivity/samples/V1/InternalRangeServiceClient/get_location.php
index 37f71316dc7c..6e5667c84dab 100644
--- a/NetworkConnectivity/samples/V1/InternalRangeServiceClient/get_location.php
+++ b/NetworkConnectivity/samples/V1/InternalRangeServiceClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/InternalRangeServiceClient/list_internal_ranges.php b/NetworkConnectivity/samples/V1/InternalRangeServiceClient/list_internal_ranges.php
index c7f70c704837..56d91db36ce7 100644
--- a/NetworkConnectivity/samples/V1/InternalRangeServiceClient/list_internal_ranges.php
+++ b/NetworkConnectivity/samples/V1/InternalRangeServiceClient/list_internal_ranges.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/InternalRangeServiceClient/list_locations.php b/NetworkConnectivity/samples/V1/InternalRangeServiceClient/list_locations.php
index a3aba9b79013..70770c7cdc99 100644
--- a/NetworkConnectivity/samples/V1/InternalRangeServiceClient/list_locations.php
+++ b/NetworkConnectivity/samples/V1/InternalRangeServiceClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/InternalRangeServiceClient/set_iam_policy.php b/NetworkConnectivity/samples/V1/InternalRangeServiceClient/set_iam_policy.php
index 543e77f74d3d..6bec90660cca 100644
--- a/NetworkConnectivity/samples/V1/InternalRangeServiceClient/set_iam_policy.php
+++ b/NetworkConnectivity/samples/V1/InternalRangeServiceClient/set_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/InternalRangeServiceClient/test_iam_permissions.php b/NetworkConnectivity/samples/V1/InternalRangeServiceClient/test_iam_permissions.php
index b1d78d0425de..22818c4baf3e 100644
--- a/NetworkConnectivity/samples/V1/InternalRangeServiceClient/test_iam_permissions.php
+++ b/NetworkConnectivity/samples/V1/InternalRangeServiceClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/InternalRangeServiceClient/update_internal_range.php b/NetworkConnectivity/samples/V1/InternalRangeServiceClient/update_internal_range.php
index 955ba93557ee..e53c99991920 100644
--- a/NetworkConnectivity/samples/V1/InternalRangeServiceClient/update_internal_range.php
+++ b/NetworkConnectivity/samples/V1/InternalRangeServiceClient/update_internal_range.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/create_policy_based_route.php b/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/create_policy_based_route.php
index 5bb53ad13c4c..f981f4dcb0e0 100644
--- a/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/create_policy_based_route.php
+++ b/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/create_policy_based_route.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/delete_policy_based_route.php b/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/delete_policy_based_route.php
index 945c1e22f851..246107338709 100644
--- a/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/delete_policy_based_route.php
+++ b/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/delete_policy_based_route.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/get_iam_policy.php b/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/get_iam_policy.php
index eea8f8f90c0f..d0c51d8c6f68 100644
--- a/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/get_iam_policy.php
+++ b/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/get_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/get_location.php b/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/get_location.php
index 3f6af57970f4..81f704bb17e3 100644
--- a/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/get_location.php
+++ b/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/get_policy_based_route.php b/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/get_policy_based_route.php
index a5172c2cab2e..b0625ddbc271 100644
--- a/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/get_policy_based_route.php
+++ b/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/get_policy_based_route.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/list_locations.php b/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/list_locations.php
index a5a0907b84d2..21a50f3479eb 100644
--- a/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/list_locations.php
+++ b/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/list_policy_based_routes.php b/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/list_policy_based_routes.php
index f86c621b27fa..974d043cff8e 100644
--- a/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/list_policy_based_routes.php
+++ b/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/list_policy_based_routes.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/set_iam_policy.php b/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/set_iam_policy.php
index c95c8b21151e..f23c96a54e3e 100644
--- a/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/set_iam_policy.php
+++ b/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/set_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/test_iam_permissions.php b/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/test_iam_permissions.php
index 98c643d3bfde..f71ff0ccc54c 100644
--- a/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/test_iam_permissions.php
+++ b/NetworkConnectivity/samples/V1/PolicyBasedRoutingServiceClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/src/V1/Client/CrossNetworkAutomationServiceClient.php b/NetworkConnectivity/src/V1/Client/CrossNetworkAutomationServiceClient.php
index a2ecddde309e..8318198b122e 100644
--- a/NetworkConnectivity/src/V1/Client/CrossNetworkAutomationServiceClient.php
+++ b/NetworkConnectivity/src/V1/Client/CrossNetworkAutomationServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/src/V1/Client/DataTransferServiceClient.php b/NetworkConnectivity/src/V1/Client/DataTransferServiceClient.php
index c2b03a6a4623..543c30abcef1 100644
--- a/NetworkConnectivity/src/V1/Client/DataTransferServiceClient.php
+++ b/NetworkConnectivity/src/V1/Client/DataTransferServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/src/V1/Client/HubServiceClient.php b/NetworkConnectivity/src/V1/Client/HubServiceClient.php
index be4d01f2db91..3bc95b437550 100644
--- a/NetworkConnectivity/src/V1/Client/HubServiceClient.php
+++ b/NetworkConnectivity/src/V1/Client/HubServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/src/V1/Client/InternalRangeServiceClient.php b/NetworkConnectivity/src/V1/Client/InternalRangeServiceClient.php
index 6c33277c83e7..a5aeee98c1d6 100644
--- a/NetworkConnectivity/src/V1/Client/InternalRangeServiceClient.php
+++ b/NetworkConnectivity/src/V1/Client/InternalRangeServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/src/V1/Client/PolicyBasedRoutingServiceClient.php b/NetworkConnectivity/src/V1/Client/PolicyBasedRoutingServiceClient.php
index d682b6723524..536a66b0779b 100644
--- a/NetworkConnectivity/src/V1/Client/PolicyBasedRoutingServiceClient.php
+++ b/NetworkConnectivity/src/V1/Client/PolicyBasedRoutingServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/src/V1/resources/cross_network_automation_service_descriptor_config.php b/NetworkConnectivity/src/V1/resources/cross_network_automation_service_descriptor_config.php
index 1a597d4bad12..d7d5e2c5c69a 100644
--- a/NetworkConnectivity/src/V1/resources/cross_network_automation_service_descriptor_config.php
+++ b/NetworkConnectivity/src/V1/resources/cross_network_automation_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/src/V1/resources/cross_network_automation_service_rest_client_config.php b/NetworkConnectivity/src/V1/resources/cross_network_automation_service_rest_client_config.php
index 670970e9ea67..5d25d18fd629 100644
--- a/NetworkConnectivity/src/V1/resources/cross_network_automation_service_rest_client_config.php
+++ b/NetworkConnectivity/src/V1/resources/cross_network_automation_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/src/V1/resources/data_transfer_service_descriptor_config.php b/NetworkConnectivity/src/V1/resources/data_transfer_service_descriptor_config.php
index 88e24622a323..69c58159bfbc 100644
--- a/NetworkConnectivity/src/V1/resources/data_transfer_service_descriptor_config.php
+++ b/NetworkConnectivity/src/V1/resources/data_transfer_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/src/V1/resources/data_transfer_service_rest_client_config.php b/NetworkConnectivity/src/V1/resources/data_transfer_service_rest_client_config.php
index f64bab3c5554..bb003ffc85ba 100644
--- a/NetworkConnectivity/src/V1/resources/data_transfer_service_rest_client_config.php
+++ b/NetworkConnectivity/src/V1/resources/data_transfer_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/src/V1/resources/hub_service_descriptor_config.php b/NetworkConnectivity/src/V1/resources/hub_service_descriptor_config.php
index 83e15f6fd9bc..2eb91e7a081d 100644
--- a/NetworkConnectivity/src/V1/resources/hub_service_descriptor_config.php
+++ b/NetworkConnectivity/src/V1/resources/hub_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/src/V1/resources/hub_service_rest_client_config.php b/NetworkConnectivity/src/V1/resources/hub_service_rest_client_config.php
index 814be61c38bb..b9b748344be7 100644
--- a/NetworkConnectivity/src/V1/resources/hub_service_rest_client_config.php
+++ b/NetworkConnectivity/src/V1/resources/hub_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/src/V1/resources/internal_range_service_descriptor_config.php b/NetworkConnectivity/src/V1/resources/internal_range_service_descriptor_config.php
index b96e4b9a5985..5f4e5c356e12 100644
--- a/NetworkConnectivity/src/V1/resources/internal_range_service_descriptor_config.php
+++ b/NetworkConnectivity/src/V1/resources/internal_range_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/src/V1/resources/internal_range_service_rest_client_config.php b/NetworkConnectivity/src/V1/resources/internal_range_service_rest_client_config.php
index 7a0a28ce0418..05e159f37584 100644
--- a/NetworkConnectivity/src/V1/resources/internal_range_service_rest_client_config.php
+++ b/NetworkConnectivity/src/V1/resources/internal_range_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/src/V1/resources/policy_based_routing_service_descriptor_config.php b/NetworkConnectivity/src/V1/resources/policy_based_routing_service_descriptor_config.php
index 43fb2ee993b3..ec067b6fc8af 100644
--- a/NetworkConnectivity/src/V1/resources/policy_based_routing_service_descriptor_config.php
+++ b/NetworkConnectivity/src/V1/resources/policy_based_routing_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/src/V1/resources/policy_based_routing_service_rest_client_config.php b/NetworkConnectivity/src/V1/resources/policy_based_routing_service_rest_client_config.php
index 22b00aacf3f6..6f9cb7f27d73 100644
--- a/NetworkConnectivity/src/V1/resources/policy_based_routing_service_rest_client_config.php
+++ b/NetworkConnectivity/src/V1/resources/policy_based_routing_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/tests/Unit/V1/Client/CrossNetworkAutomationServiceClientTest.php b/NetworkConnectivity/tests/Unit/V1/Client/CrossNetworkAutomationServiceClientTest.php
index 6ee9da3bc1f7..e10b83684265 100644
--- a/NetworkConnectivity/tests/Unit/V1/Client/CrossNetworkAutomationServiceClientTest.php
+++ b/NetworkConnectivity/tests/Unit/V1/Client/CrossNetworkAutomationServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/tests/Unit/V1/Client/DataTransferServiceClientTest.php b/NetworkConnectivity/tests/Unit/V1/Client/DataTransferServiceClientTest.php
index 8da68e514f16..41ddd503adeb 100644
--- a/NetworkConnectivity/tests/Unit/V1/Client/DataTransferServiceClientTest.php
+++ b/NetworkConnectivity/tests/Unit/V1/Client/DataTransferServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/tests/Unit/V1/Client/HubServiceClientTest.php b/NetworkConnectivity/tests/Unit/V1/Client/HubServiceClientTest.php
index c8f4952e3841..0f414c42e175 100644
--- a/NetworkConnectivity/tests/Unit/V1/Client/HubServiceClientTest.php
+++ b/NetworkConnectivity/tests/Unit/V1/Client/HubServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/tests/Unit/V1/Client/InternalRangeServiceClientTest.php b/NetworkConnectivity/tests/Unit/V1/Client/InternalRangeServiceClientTest.php
index e3eddf869357..cabac3ab6708 100644
--- a/NetworkConnectivity/tests/Unit/V1/Client/InternalRangeServiceClientTest.php
+++ b/NetworkConnectivity/tests/Unit/V1/Client/InternalRangeServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkConnectivity/tests/Unit/V1/Client/PolicyBasedRoutingServiceClientTest.php b/NetworkConnectivity/tests/Unit/V1/Client/PolicyBasedRoutingServiceClientTest.php
index 6610753d8227..a6ce5dd52c19 100644
--- a/NetworkConnectivity/tests/Unit/V1/Client/PolicyBasedRoutingServiceClientTest.php
+++ b/NetworkConnectivity/tests/Unit/V1/Client/PolicyBasedRoutingServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/owlbot.py b/NetworkManagement/owlbot.py
index 6ae37d7e5112..199743f52302 100644
--- a/NetworkManagement/owlbot.py
+++ b/NetworkManagement/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/create_vpc_flow_logs_config.php b/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/create_vpc_flow_logs_config.php
index 2852b3b47b44..11e8efb01e9f 100644
--- a/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/create_vpc_flow_logs_config.php
+++ b/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/create_vpc_flow_logs_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/delete_vpc_flow_logs_config.php b/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/delete_vpc_flow_logs_config.php
index 381bd6aa382e..a0f888e6f2a5 100644
--- a/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/delete_vpc_flow_logs_config.php
+++ b/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/delete_vpc_flow_logs_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/get_iam_policy.php b/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/get_iam_policy.php
index d70e241b2817..adc44db399c5 100644
--- a/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/get_iam_policy.php
+++ b/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/get_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/get_location.php b/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/get_location.php
index 44ab12f67410..1e19cee510cb 100644
--- a/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/get_location.php
+++ b/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/get_vpc_flow_logs_config.php b/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/get_vpc_flow_logs_config.php
index eed4910237df..ca1332dd2209 100644
--- a/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/get_vpc_flow_logs_config.php
+++ b/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/get_vpc_flow_logs_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/list_locations.php b/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/list_locations.php
index 7d8a3e9b866a..fb041c96e5bc 100644
--- a/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/list_locations.php
+++ b/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/list_vpc_flow_logs_configs.php b/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/list_vpc_flow_logs_configs.php
index efe715bfc710..575f90cd42a7 100644
--- a/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/list_vpc_flow_logs_configs.php
+++ b/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/list_vpc_flow_logs_configs.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/set_iam_policy.php b/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/set_iam_policy.php
index 9e77c7f5dad0..2490b49929c0 100644
--- a/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/set_iam_policy.php
+++ b/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/set_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/test_iam_permissions.php b/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/test_iam_permissions.php
index 29ca151ae29b..70eee7222a3f 100644
--- a/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/test_iam_permissions.php
+++ b/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/update_vpc_flow_logs_config.php b/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/update_vpc_flow_logs_config.php
index 88da43a7778d..c236cdd5f622 100644
--- a/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/update_vpc_flow_logs_config.php
+++ b/NetworkManagement/samples/V1/OrganizationVpcFlowLogsServiceClient/update_vpc_flow_logs_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/ReachabilityServiceClient/create_connectivity_test.php b/NetworkManagement/samples/V1/ReachabilityServiceClient/create_connectivity_test.php
index 42fa394cc492..52a0d5a8e004 100644
--- a/NetworkManagement/samples/V1/ReachabilityServiceClient/create_connectivity_test.php
+++ b/NetworkManagement/samples/V1/ReachabilityServiceClient/create_connectivity_test.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/ReachabilityServiceClient/delete_connectivity_test.php b/NetworkManagement/samples/V1/ReachabilityServiceClient/delete_connectivity_test.php
index cbc34275e1c0..a78753370fa0 100644
--- a/NetworkManagement/samples/V1/ReachabilityServiceClient/delete_connectivity_test.php
+++ b/NetworkManagement/samples/V1/ReachabilityServiceClient/delete_connectivity_test.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/ReachabilityServiceClient/get_connectivity_test.php b/NetworkManagement/samples/V1/ReachabilityServiceClient/get_connectivity_test.php
index d54ff9897940..7344a6ec37cb 100644
--- a/NetworkManagement/samples/V1/ReachabilityServiceClient/get_connectivity_test.php
+++ b/NetworkManagement/samples/V1/ReachabilityServiceClient/get_connectivity_test.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/ReachabilityServiceClient/get_iam_policy.php b/NetworkManagement/samples/V1/ReachabilityServiceClient/get_iam_policy.php
index 16f28d58fc33..b45be0b67142 100644
--- a/NetworkManagement/samples/V1/ReachabilityServiceClient/get_iam_policy.php
+++ b/NetworkManagement/samples/V1/ReachabilityServiceClient/get_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/ReachabilityServiceClient/get_location.php b/NetworkManagement/samples/V1/ReachabilityServiceClient/get_location.php
index e594c2cfd061..394e4abea9fb 100644
--- a/NetworkManagement/samples/V1/ReachabilityServiceClient/get_location.php
+++ b/NetworkManagement/samples/V1/ReachabilityServiceClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/ReachabilityServiceClient/list_connectivity_tests.php b/NetworkManagement/samples/V1/ReachabilityServiceClient/list_connectivity_tests.php
index 3282f4a1ee6a..aae5702a067e 100644
--- a/NetworkManagement/samples/V1/ReachabilityServiceClient/list_connectivity_tests.php
+++ b/NetworkManagement/samples/V1/ReachabilityServiceClient/list_connectivity_tests.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/ReachabilityServiceClient/list_locations.php b/NetworkManagement/samples/V1/ReachabilityServiceClient/list_locations.php
index 5130714d47b4..1c66acd0f1b8 100644
--- a/NetworkManagement/samples/V1/ReachabilityServiceClient/list_locations.php
+++ b/NetworkManagement/samples/V1/ReachabilityServiceClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/ReachabilityServiceClient/rerun_connectivity_test.php b/NetworkManagement/samples/V1/ReachabilityServiceClient/rerun_connectivity_test.php
index b60c00cc5640..bf05a7eafd4f 100644
--- a/NetworkManagement/samples/V1/ReachabilityServiceClient/rerun_connectivity_test.php
+++ b/NetworkManagement/samples/V1/ReachabilityServiceClient/rerun_connectivity_test.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/ReachabilityServiceClient/set_iam_policy.php b/NetworkManagement/samples/V1/ReachabilityServiceClient/set_iam_policy.php
index 519e0336f094..c15334873797 100644
--- a/NetworkManagement/samples/V1/ReachabilityServiceClient/set_iam_policy.php
+++ b/NetworkManagement/samples/V1/ReachabilityServiceClient/set_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/ReachabilityServiceClient/test_iam_permissions.php b/NetworkManagement/samples/V1/ReachabilityServiceClient/test_iam_permissions.php
index 9dc2c698cbc6..92125c4442da 100644
--- a/NetworkManagement/samples/V1/ReachabilityServiceClient/test_iam_permissions.php
+++ b/NetworkManagement/samples/V1/ReachabilityServiceClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/ReachabilityServiceClient/update_connectivity_test.php b/NetworkManagement/samples/V1/ReachabilityServiceClient/update_connectivity_test.php
index 23379ee02d96..f6f9ac2f41aa 100644
--- a/NetworkManagement/samples/V1/ReachabilityServiceClient/update_connectivity_test.php
+++ b/NetworkManagement/samples/V1/ReachabilityServiceClient/update_connectivity_test.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/create_vpc_flow_logs_config.php b/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/create_vpc_flow_logs_config.php
index c5bc594bdb02..5470eeafc7b3 100644
--- a/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/create_vpc_flow_logs_config.php
+++ b/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/create_vpc_flow_logs_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/delete_vpc_flow_logs_config.php b/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/delete_vpc_flow_logs_config.php
index cf0d2fb6da99..2bbf6143f78b 100644
--- a/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/delete_vpc_flow_logs_config.php
+++ b/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/delete_vpc_flow_logs_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/get_iam_policy.php b/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/get_iam_policy.php
index 4fed078525ed..d5bad09a4efe 100644
--- a/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/get_iam_policy.php
+++ b/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/get_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/get_location.php b/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/get_location.php
index 311cfbc2e534..ab4170ef0830 100644
--- a/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/get_location.php
+++ b/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/get_vpc_flow_logs_config.php b/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/get_vpc_flow_logs_config.php
index 90a21ba04f9d..4aeba5e3850b 100644
--- a/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/get_vpc_flow_logs_config.php
+++ b/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/get_vpc_flow_logs_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/list_locations.php b/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/list_locations.php
index d1c21b32a289..62b450a2896d 100644
--- a/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/list_locations.php
+++ b/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/list_vpc_flow_logs_configs.php b/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/list_vpc_flow_logs_configs.php
index 22655d8be0a0..4b1557dc59da 100644
--- a/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/list_vpc_flow_logs_configs.php
+++ b/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/list_vpc_flow_logs_configs.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/query_org_vpc_flow_logs_configs.php b/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/query_org_vpc_flow_logs_configs.php
index c159eb3818dc..f1c263993fbf 100644
--- a/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/query_org_vpc_flow_logs_configs.php
+++ b/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/query_org_vpc_flow_logs_configs.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/set_iam_policy.php b/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/set_iam_policy.php
index 6ec415baabf7..f44e8995ec45 100644
--- a/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/set_iam_policy.php
+++ b/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/set_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/show_effective_flow_logs_configs.php b/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/show_effective_flow_logs_configs.php
index 90351bb0b3ef..91b3263f7cc1 100644
--- a/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/show_effective_flow_logs_configs.php
+++ b/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/show_effective_flow_logs_configs.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/test_iam_permissions.php b/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/test_iam_permissions.php
index cca759be21d1..2dccf8b859fc 100644
--- a/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/test_iam_permissions.php
+++ b/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/update_vpc_flow_logs_config.php b/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/update_vpc_flow_logs_config.php
index 60cd84a055d9..cb5182299b80 100644
--- a/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/update_vpc_flow_logs_config.php
+++ b/NetworkManagement/samples/V1/VpcFlowLogsServiceClient/update_vpc_flow_logs_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/src/V1/Client/OrganizationVpcFlowLogsServiceClient.php b/NetworkManagement/src/V1/Client/OrganizationVpcFlowLogsServiceClient.php
index 1c48623755ef..ad7f55bc68bb 100644
--- a/NetworkManagement/src/V1/Client/OrganizationVpcFlowLogsServiceClient.php
+++ b/NetworkManagement/src/V1/Client/OrganizationVpcFlowLogsServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/src/V1/Client/ReachabilityServiceClient.php b/NetworkManagement/src/V1/Client/ReachabilityServiceClient.php
index 21a03969bb40..73c9ddf00862 100644
--- a/NetworkManagement/src/V1/Client/ReachabilityServiceClient.php
+++ b/NetworkManagement/src/V1/Client/ReachabilityServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/src/V1/Client/VpcFlowLogsServiceClient.php b/NetworkManagement/src/V1/Client/VpcFlowLogsServiceClient.php
index 0df4c5b512f5..901cf666b9c8 100644
--- a/NetworkManagement/src/V1/Client/VpcFlowLogsServiceClient.php
+++ b/NetworkManagement/src/V1/Client/VpcFlowLogsServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/src/V1/resources/organization_vpc_flow_logs_service_descriptor_config.php b/NetworkManagement/src/V1/resources/organization_vpc_flow_logs_service_descriptor_config.php
index 7003a52648ab..3bc3a88e8176 100644
--- a/NetworkManagement/src/V1/resources/organization_vpc_flow_logs_service_descriptor_config.php
+++ b/NetworkManagement/src/V1/resources/organization_vpc_flow_logs_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/src/V1/resources/organization_vpc_flow_logs_service_rest_client_config.php b/NetworkManagement/src/V1/resources/organization_vpc_flow_logs_service_rest_client_config.php
index 6228a202a6f6..baa37ad6b86a 100644
--- a/NetworkManagement/src/V1/resources/organization_vpc_flow_logs_service_rest_client_config.php
+++ b/NetworkManagement/src/V1/resources/organization_vpc_flow_logs_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/src/V1/resources/reachability_service_descriptor_config.php b/NetworkManagement/src/V1/resources/reachability_service_descriptor_config.php
index 5e5df79c8de4..b24b165a7f7e 100644
--- a/NetworkManagement/src/V1/resources/reachability_service_descriptor_config.php
+++ b/NetworkManagement/src/V1/resources/reachability_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/src/V1/resources/reachability_service_rest_client_config.php b/NetworkManagement/src/V1/resources/reachability_service_rest_client_config.php
index 33c79e4c81a5..3c3c26eec550 100644
--- a/NetworkManagement/src/V1/resources/reachability_service_rest_client_config.php
+++ b/NetworkManagement/src/V1/resources/reachability_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/src/V1/resources/vpc_flow_logs_service_descriptor_config.php b/NetworkManagement/src/V1/resources/vpc_flow_logs_service_descriptor_config.php
index 7560f3a55027..0246ad2b5443 100644
--- a/NetworkManagement/src/V1/resources/vpc_flow_logs_service_descriptor_config.php
+++ b/NetworkManagement/src/V1/resources/vpc_flow_logs_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/src/V1/resources/vpc_flow_logs_service_rest_client_config.php b/NetworkManagement/src/V1/resources/vpc_flow_logs_service_rest_client_config.php
index afcf1fe55919..7a3087528d3e 100644
--- a/NetworkManagement/src/V1/resources/vpc_flow_logs_service_rest_client_config.php
+++ b/NetworkManagement/src/V1/resources/vpc_flow_logs_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/tests/Unit/V1/Client/OrganizationVpcFlowLogsServiceClientTest.php b/NetworkManagement/tests/Unit/V1/Client/OrganizationVpcFlowLogsServiceClientTest.php
index 512a93093f90..c9be46e75c53 100644
--- a/NetworkManagement/tests/Unit/V1/Client/OrganizationVpcFlowLogsServiceClientTest.php
+++ b/NetworkManagement/tests/Unit/V1/Client/OrganizationVpcFlowLogsServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/tests/Unit/V1/Client/ReachabilityServiceClientTest.php b/NetworkManagement/tests/Unit/V1/Client/ReachabilityServiceClientTest.php
index a6441df1a006..b7ea535cc2c6 100644
--- a/NetworkManagement/tests/Unit/V1/Client/ReachabilityServiceClientTest.php
+++ b/NetworkManagement/tests/Unit/V1/Client/ReachabilityServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkManagement/tests/Unit/V1/Client/VpcFlowLogsServiceClientTest.php b/NetworkManagement/tests/Unit/V1/Client/VpcFlowLogsServiceClientTest.php
index d4d4cc98e98a..3c8ccdb712c2 100644
--- a/NetworkManagement/tests/Unit/V1/Client/VpcFlowLogsServiceClientTest.php
+++ b/NetworkManagement/tests/Unit/V1/Client/VpcFlowLogsServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/owlbot.py b/NetworkSecurity/owlbot.py
index 93c07f628a05..14967c88abae 100644
--- a/NetworkSecurity/owlbot.py
+++ b/NetworkSecurity/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/AddressGroupServiceClient/add_address_group_items.php b/NetworkSecurity/samples/V1/AddressGroupServiceClient/add_address_group_items.php
index 7f1d8f4c28f1..83082acb337d 100644
--- a/NetworkSecurity/samples/V1/AddressGroupServiceClient/add_address_group_items.php
+++ b/NetworkSecurity/samples/V1/AddressGroupServiceClient/add_address_group_items.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/AddressGroupServiceClient/clone_address_group_items.php b/NetworkSecurity/samples/V1/AddressGroupServiceClient/clone_address_group_items.php
index c3e61047d130..697aed95e183 100644
--- a/NetworkSecurity/samples/V1/AddressGroupServiceClient/clone_address_group_items.php
+++ b/NetworkSecurity/samples/V1/AddressGroupServiceClient/clone_address_group_items.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/AddressGroupServiceClient/create_address_group.php b/NetworkSecurity/samples/V1/AddressGroupServiceClient/create_address_group.php
index 2f0ed68415ca..168d1257db0c 100644
--- a/NetworkSecurity/samples/V1/AddressGroupServiceClient/create_address_group.php
+++ b/NetworkSecurity/samples/V1/AddressGroupServiceClient/create_address_group.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/AddressGroupServiceClient/delete_address_group.php b/NetworkSecurity/samples/V1/AddressGroupServiceClient/delete_address_group.php
index 82fe1c923bc7..7b56975dcf8f 100644
--- a/NetworkSecurity/samples/V1/AddressGroupServiceClient/delete_address_group.php
+++ b/NetworkSecurity/samples/V1/AddressGroupServiceClient/delete_address_group.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/AddressGroupServiceClient/get_address_group.php b/NetworkSecurity/samples/V1/AddressGroupServiceClient/get_address_group.php
index 3cabe00c07dd..2256dc9823af 100644
--- a/NetworkSecurity/samples/V1/AddressGroupServiceClient/get_address_group.php
+++ b/NetworkSecurity/samples/V1/AddressGroupServiceClient/get_address_group.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/AddressGroupServiceClient/get_iam_policy.php b/NetworkSecurity/samples/V1/AddressGroupServiceClient/get_iam_policy.php
index 5744f7dc7759..96a44dacf6e4 100644
--- a/NetworkSecurity/samples/V1/AddressGroupServiceClient/get_iam_policy.php
+++ b/NetworkSecurity/samples/V1/AddressGroupServiceClient/get_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/AddressGroupServiceClient/get_location.php b/NetworkSecurity/samples/V1/AddressGroupServiceClient/get_location.php
index b21cc93a2eb2..450fe9ad499c 100644
--- a/NetworkSecurity/samples/V1/AddressGroupServiceClient/get_location.php
+++ b/NetworkSecurity/samples/V1/AddressGroupServiceClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/AddressGroupServiceClient/list_address_group_references.php b/NetworkSecurity/samples/V1/AddressGroupServiceClient/list_address_group_references.php
index 5f8a15b70af1..74bbe0237069 100644
--- a/NetworkSecurity/samples/V1/AddressGroupServiceClient/list_address_group_references.php
+++ b/NetworkSecurity/samples/V1/AddressGroupServiceClient/list_address_group_references.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/AddressGroupServiceClient/list_address_groups.php b/NetworkSecurity/samples/V1/AddressGroupServiceClient/list_address_groups.php
index 6fee4aa43fdb..ea0888361f98 100644
--- a/NetworkSecurity/samples/V1/AddressGroupServiceClient/list_address_groups.php
+++ b/NetworkSecurity/samples/V1/AddressGroupServiceClient/list_address_groups.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/AddressGroupServiceClient/list_locations.php b/NetworkSecurity/samples/V1/AddressGroupServiceClient/list_locations.php
index 73d156265308..3037b21d815a 100644
--- a/NetworkSecurity/samples/V1/AddressGroupServiceClient/list_locations.php
+++ b/NetworkSecurity/samples/V1/AddressGroupServiceClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/AddressGroupServiceClient/remove_address_group_items.php b/NetworkSecurity/samples/V1/AddressGroupServiceClient/remove_address_group_items.php
index 0dde738185a1..638828c9d5fb 100644
--- a/NetworkSecurity/samples/V1/AddressGroupServiceClient/remove_address_group_items.php
+++ b/NetworkSecurity/samples/V1/AddressGroupServiceClient/remove_address_group_items.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/AddressGroupServiceClient/set_iam_policy.php b/NetworkSecurity/samples/V1/AddressGroupServiceClient/set_iam_policy.php
index 73a2ea5b2472..41d894bd3568 100644
--- a/NetworkSecurity/samples/V1/AddressGroupServiceClient/set_iam_policy.php
+++ b/NetworkSecurity/samples/V1/AddressGroupServiceClient/set_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/AddressGroupServiceClient/test_iam_permissions.php b/NetworkSecurity/samples/V1/AddressGroupServiceClient/test_iam_permissions.php
index bc10ae32226e..d070a691fd23 100644
--- a/NetworkSecurity/samples/V1/AddressGroupServiceClient/test_iam_permissions.php
+++ b/NetworkSecurity/samples/V1/AddressGroupServiceClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/AddressGroupServiceClient/update_address_group.php b/NetworkSecurity/samples/V1/AddressGroupServiceClient/update_address_group.php
index 8f50cfebe812..61efc9f308ac 100644
--- a/NetworkSecurity/samples/V1/AddressGroupServiceClient/update_address_group.php
+++ b/NetworkSecurity/samples/V1/AddressGroupServiceClient/update_address_group.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/NetworkSecurityClient/create_authorization_policy.php b/NetworkSecurity/samples/V1/NetworkSecurityClient/create_authorization_policy.php
index 545b82925ede..679959632868 100644
--- a/NetworkSecurity/samples/V1/NetworkSecurityClient/create_authorization_policy.php
+++ b/NetworkSecurity/samples/V1/NetworkSecurityClient/create_authorization_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/NetworkSecurityClient/create_client_tls_policy.php b/NetworkSecurity/samples/V1/NetworkSecurityClient/create_client_tls_policy.php
index 01d0de3e9815..c4a6d03e99c2 100644
--- a/NetworkSecurity/samples/V1/NetworkSecurityClient/create_client_tls_policy.php
+++ b/NetworkSecurity/samples/V1/NetworkSecurityClient/create_client_tls_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/NetworkSecurityClient/create_server_tls_policy.php b/NetworkSecurity/samples/V1/NetworkSecurityClient/create_server_tls_policy.php
index e9b7cb543e90..d2189dfc78c3 100644
--- a/NetworkSecurity/samples/V1/NetworkSecurityClient/create_server_tls_policy.php
+++ b/NetworkSecurity/samples/V1/NetworkSecurityClient/create_server_tls_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/NetworkSecurityClient/delete_authorization_policy.php b/NetworkSecurity/samples/V1/NetworkSecurityClient/delete_authorization_policy.php
index afd924497083..8801a43568ac 100644
--- a/NetworkSecurity/samples/V1/NetworkSecurityClient/delete_authorization_policy.php
+++ b/NetworkSecurity/samples/V1/NetworkSecurityClient/delete_authorization_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/NetworkSecurityClient/delete_client_tls_policy.php b/NetworkSecurity/samples/V1/NetworkSecurityClient/delete_client_tls_policy.php
index b740a7aa0530..2be57169e316 100644
--- a/NetworkSecurity/samples/V1/NetworkSecurityClient/delete_client_tls_policy.php
+++ b/NetworkSecurity/samples/V1/NetworkSecurityClient/delete_client_tls_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/NetworkSecurityClient/delete_server_tls_policy.php b/NetworkSecurity/samples/V1/NetworkSecurityClient/delete_server_tls_policy.php
index ff28a0960c68..1afa5fd7f39f 100644
--- a/NetworkSecurity/samples/V1/NetworkSecurityClient/delete_server_tls_policy.php
+++ b/NetworkSecurity/samples/V1/NetworkSecurityClient/delete_server_tls_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/NetworkSecurityClient/get_authorization_policy.php b/NetworkSecurity/samples/V1/NetworkSecurityClient/get_authorization_policy.php
index f579cf9e35a9..7d539e8047c5 100644
--- a/NetworkSecurity/samples/V1/NetworkSecurityClient/get_authorization_policy.php
+++ b/NetworkSecurity/samples/V1/NetworkSecurityClient/get_authorization_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/NetworkSecurityClient/get_client_tls_policy.php b/NetworkSecurity/samples/V1/NetworkSecurityClient/get_client_tls_policy.php
index 9e80c89670bc..2f7cfcbdcbc1 100644
--- a/NetworkSecurity/samples/V1/NetworkSecurityClient/get_client_tls_policy.php
+++ b/NetworkSecurity/samples/V1/NetworkSecurityClient/get_client_tls_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/NetworkSecurityClient/get_iam_policy.php b/NetworkSecurity/samples/V1/NetworkSecurityClient/get_iam_policy.php
index f47a5a1db09a..769385b4d286 100644
--- a/NetworkSecurity/samples/V1/NetworkSecurityClient/get_iam_policy.php
+++ b/NetworkSecurity/samples/V1/NetworkSecurityClient/get_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/NetworkSecurityClient/get_location.php b/NetworkSecurity/samples/V1/NetworkSecurityClient/get_location.php
index 6e9d5046b209..a3429c396259 100644
--- a/NetworkSecurity/samples/V1/NetworkSecurityClient/get_location.php
+++ b/NetworkSecurity/samples/V1/NetworkSecurityClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/NetworkSecurityClient/get_server_tls_policy.php b/NetworkSecurity/samples/V1/NetworkSecurityClient/get_server_tls_policy.php
index 71b6326052b5..eefa66443aa6 100644
--- a/NetworkSecurity/samples/V1/NetworkSecurityClient/get_server_tls_policy.php
+++ b/NetworkSecurity/samples/V1/NetworkSecurityClient/get_server_tls_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/NetworkSecurityClient/list_authorization_policies.php b/NetworkSecurity/samples/V1/NetworkSecurityClient/list_authorization_policies.php
index 78170c3443fd..48ae214f3c81 100644
--- a/NetworkSecurity/samples/V1/NetworkSecurityClient/list_authorization_policies.php
+++ b/NetworkSecurity/samples/V1/NetworkSecurityClient/list_authorization_policies.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/NetworkSecurityClient/list_client_tls_policies.php b/NetworkSecurity/samples/V1/NetworkSecurityClient/list_client_tls_policies.php
index b2a5dea00041..33a55f02e8be 100644
--- a/NetworkSecurity/samples/V1/NetworkSecurityClient/list_client_tls_policies.php
+++ b/NetworkSecurity/samples/V1/NetworkSecurityClient/list_client_tls_policies.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/NetworkSecurityClient/list_locations.php b/NetworkSecurity/samples/V1/NetworkSecurityClient/list_locations.php
index 0834ce3b7388..30d300620698 100644
--- a/NetworkSecurity/samples/V1/NetworkSecurityClient/list_locations.php
+++ b/NetworkSecurity/samples/V1/NetworkSecurityClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/NetworkSecurityClient/list_server_tls_policies.php b/NetworkSecurity/samples/V1/NetworkSecurityClient/list_server_tls_policies.php
index 141bc48a66cf..79bcfe106f06 100644
--- a/NetworkSecurity/samples/V1/NetworkSecurityClient/list_server_tls_policies.php
+++ b/NetworkSecurity/samples/V1/NetworkSecurityClient/list_server_tls_policies.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/NetworkSecurityClient/set_iam_policy.php b/NetworkSecurity/samples/V1/NetworkSecurityClient/set_iam_policy.php
index 030dcbee862d..a68906a30c21 100644
--- a/NetworkSecurity/samples/V1/NetworkSecurityClient/set_iam_policy.php
+++ b/NetworkSecurity/samples/V1/NetworkSecurityClient/set_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/NetworkSecurityClient/test_iam_permissions.php b/NetworkSecurity/samples/V1/NetworkSecurityClient/test_iam_permissions.php
index ce3304866508..d2a1714ac289 100644
--- a/NetworkSecurity/samples/V1/NetworkSecurityClient/test_iam_permissions.php
+++ b/NetworkSecurity/samples/V1/NetworkSecurityClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/NetworkSecurityClient/update_authorization_policy.php b/NetworkSecurity/samples/V1/NetworkSecurityClient/update_authorization_policy.php
index cb17ddcf8737..9178cbcd741b 100644
--- a/NetworkSecurity/samples/V1/NetworkSecurityClient/update_authorization_policy.php
+++ b/NetworkSecurity/samples/V1/NetworkSecurityClient/update_authorization_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/NetworkSecurityClient/update_client_tls_policy.php b/NetworkSecurity/samples/V1/NetworkSecurityClient/update_client_tls_policy.php
index 60660928b882..1287fd2f5a00 100644
--- a/NetworkSecurity/samples/V1/NetworkSecurityClient/update_client_tls_policy.php
+++ b/NetworkSecurity/samples/V1/NetworkSecurityClient/update_client_tls_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/NetworkSecurityClient/update_server_tls_policy.php b/NetworkSecurity/samples/V1/NetworkSecurityClient/update_server_tls_policy.php
index 615977ee1d04..29d59c208301 100644
--- a/NetworkSecurity/samples/V1/NetworkSecurityClient/update_server_tls_policy.php
+++ b/NetworkSecurity/samples/V1/NetworkSecurityClient/update_server_tls_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/add_address_group_items.php b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/add_address_group_items.php
index 8d4f58c0ba6d..eddea234e226 100644
--- a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/add_address_group_items.php
+++ b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/add_address_group_items.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/clone_address_group_items.php b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/clone_address_group_items.php
index a21d3e3040b6..6867c0791256 100644
--- a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/clone_address_group_items.php
+++ b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/clone_address_group_items.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/create_address_group.php b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/create_address_group.php
index 12b7eb3eb548..eee22d30a2d8 100644
--- a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/create_address_group.php
+++ b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/create_address_group.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/delete_address_group.php b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/delete_address_group.php
index 44ef78f53e65..4c5889bf65e0 100644
--- a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/delete_address_group.php
+++ b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/delete_address_group.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/get_address_group.php b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/get_address_group.php
index 8dad5a1810e3..acb3d1d1b7e9 100644
--- a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/get_address_group.php
+++ b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/get_address_group.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/get_iam_policy.php b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/get_iam_policy.php
index f16d67e0b286..84f0e3edf135 100644
--- a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/get_iam_policy.php
+++ b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/get_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/get_location.php b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/get_location.php
index d7932fc876b0..9095fd4a1feb 100644
--- a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/get_location.php
+++ b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/list_address_group_references.php b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/list_address_group_references.php
index 990b07f1faf8..e5aae2a20c3b 100644
--- a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/list_address_group_references.php
+++ b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/list_address_group_references.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/list_address_groups.php b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/list_address_groups.php
index 78b49304efae..d393c1b1fdc9 100644
--- a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/list_address_groups.php
+++ b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/list_address_groups.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/list_locations.php b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/list_locations.php
index 24d86eeed705..bb314cfb63c4 100644
--- a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/list_locations.php
+++ b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/remove_address_group_items.php b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/remove_address_group_items.php
index 143161037ce0..715a48bf0108 100644
--- a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/remove_address_group_items.php
+++ b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/remove_address_group_items.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/set_iam_policy.php b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/set_iam_policy.php
index 4230c3c7c990..5f8d33b40c83 100644
--- a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/set_iam_policy.php
+++ b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/set_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/test_iam_permissions.php b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/test_iam_permissions.php
index 815f12a4dd11..3581ef540a06 100644
--- a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/test_iam_permissions.php
+++ b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/update_address_group.php b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/update_address_group.php
index 5f82a8da8fcc..b259ccb545d6 100644
--- a/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/update_address_group.php
+++ b/NetworkSecurity/samples/V1/OrganizationAddressGroupServiceClient/update_address_group.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/src/V1/Client/AddressGroupServiceClient.php b/NetworkSecurity/src/V1/Client/AddressGroupServiceClient.php
index dcbaac4fb42d..cced0a7b81c6 100644
--- a/NetworkSecurity/src/V1/Client/AddressGroupServiceClient.php
+++ b/NetworkSecurity/src/V1/Client/AddressGroupServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/src/V1/Client/NetworkSecurityClient.php b/NetworkSecurity/src/V1/Client/NetworkSecurityClient.php
index a30427379fc8..bb643256e832 100644
--- a/NetworkSecurity/src/V1/Client/NetworkSecurityClient.php
+++ b/NetworkSecurity/src/V1/Client/NetworkSecurityClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/src/V1/Client/OrganizationAddressGroupServiceClient.php b/NetworkSecurity/src/V1/Client/OrganizationAddressGroupServiceClient.php
index 94e0f3a229e0..e44836cb2845 100644
--- a/NetworkSecurity/src/V1/Client/OrganizationAddressGroupServiceClient.php
+++ b/NetworkSecurity/src/V1/Client/OrganizationAddressGroupServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/src/V1/resources/address_group_service_descriptor_config.php b/NetworkSecurity/src/V1/resources/address_group_service_descriptor_config.php
index 96e0191388e9..9b39d53c5bac 100644
--- a/NetworkSecurity/src/V1/resources/address_group_service_descriptor_config.php
+++ b/NetworkSecurity/src/V1/resources/address_group_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/src/V1/resources/address_group_service_rest_client_config.php b/NetworkSecurity/src/V1/resources/address_group_service_rest_client_config.php
index 421ebef64327..652467e8a6bd 100644
--- a/NetworkSecurity/src/V1/resources/address_group_service_rest_client_config.php
+++ b/NetworkSecurity/src/V1/resources/address_group_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/src/V1/resources/network_security_descriptor_config.php b/NetworkSecurity/src/V1/resources/network_security_descriptor_config.php
index d58a959a6dd9..64c90a58a14c 100644
--- a/NetworkSecurity/src/V1/resources/network_security_descriptor_config.php
+++ b/NetworkSecurity/src/V1/resources/network_security_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/src/V1/resources/network_security_rest_client_config.php b/NetworkSecurity/src/V1/resources/network_security_rest_client_config.php
index 2454db724fd9..84a519a8b27b 100644
--- a/NetworkSecurity/src/V1/resources/network_security_rest_client_config.php
+++ b/NetworkSecurity/src/V1/resources/network_security_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/src/V1/resources/organization_address_group_service_descriptor_config.php b/NetworkSecurity/src/V1/resources/organization_address_group_service_descriptor_config.php
index 3db90078b153..e1513495ea6d 100644
--- a/NetworkSecurity/src/V1/resources/organization_address_group_service_descriptor_config.php
+++ b/NetworkSecurity/src/V1/resources/organization_address_group_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/src/V1/resources/organization_address_group_service_rest_client_config.php b/NetworkSecurity/src/V1/resources/organization_address_group_service_rest_client_config.php
index 94cfd455d640..72d7356d0b59 100644
--- a/NetworkSecurity/src/V1/resources/organization_address_group_service_rest_client_config.php
+++ b/NetworkSecurity/src/V1/resources/organization_address_group_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/tests/Unit/V1/Client/AddressGroupServiceClientTest.php b/NetworkSecurity/tests/Unit/V1/Client/AddressGroupServiceClientTest.php
index 556b6eeabe75..636d9ce8ea33 100644
--- a/NetworkSecurity/tests/Unit/V1/Client/AddressGroupServiceClientTest.php
+++ b/NetworkSecurity/tests/Unit/V1/Client/AddressGroupServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/tests/Unit/V1/Client/NetworkSecurityClientTest.php b/NetworkSecurity/tests/Unit/V1/Client/NetworkSecurityClientTest.php
index 41d78059962f..b8e1f00da2ec 100644
--- a/NetworkSecurity/tests/Unit/V1/Client/NetworkSecurityClientTest.php
+++ b/NetworkSecurity/tests/Unit/V1/Client/NetworkSecurityClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkSecurity/tests/Unit/V1/Client/OrganizationAddressGroupServiceClientTest.php b/NetworkSecurity/tests/Unit/V1/Client/OrganizationAddressGroupServiceClientTest.php
index cfad7d61d1ed..fe52d2a1f30b 100644
--- a/NetworkSecurity/tests/Unit/V1/Client/OrganizationAddressGroupServiceClientTest.php
+++ b/NetworkSecurity/tests/Unit/V1/Client/OrganizationAddressGroupServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/owlbot.py b/NetworkServices/owlbot.py
index 3c54c401f30b..34aa16d7ba18 100644
--- a/NetworkServices/owlbot.py
+++ b/NetworkServices/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/create_authz_extension.php b/NetworkServices/samples/V1/DepServiceClient/create_authz_extension.php
index 0bff9b93d5e9..011f94c6369e 100644
--- a/NetworkServices/samples/V1/DepServiceClient/create_authz_extension.php
+++ b/NetworkServices/samples/V1/DepServiceClient/create_authz_extension.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/create_lb_edge_extension.php b/NetworkServices/samples/V1/DepServiceClient/create_lb_edge_extension.php
index 35b3df5eadee..14e50e8a15d8 100644
--- a/NetworkServices/samples/V1/DepServiceClient/create_lb_edge_extension.php
+++ b/NetworkServices/samples/V1/DepServiceClient/create_lb_edge_extension.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/create_lb_route_extension.php b/NetworkServices/samples/V1/DepServiceClient/create_lb_route_extension.php
index 596f1675656c..742b0a4ed8bc 100644
--- a/NetworkServices/samples/V1/DepServiceClient/create_lb_route_extension.php
+++ b/NetworkServices/samples/V1/DepServiceClient/create_lb_route_extension.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/create_lb_traffic_extension.php b/NetworkServices/samples/V1/DepServiceClient/create_lb_traffic_extension.php
index 9b1948572e95..3e61c70885ed 100644
--- a/NetworkServices/samples/V1/DepServiceClient/create_lb_traffic_extension.php
+++ b/NetworkServices/samples/V1/DepServiceClient/create_lb_traffic_extension.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/delete_authz_extension.php b/NetworkServices/samples/V1/DepServiceClient/delete_authz_extension.php
index bf359258933a..f68082b2b12e 100644
--- a/NetworkServices/samples/V1/DepServiceClient/delete_authz_extension.php
+++ b/NetworkServices/samples/V1/DepServiceClient/delete_authz_extension.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/delete_lb_edge_extension.php b/NetworkServices/samples/V1/DepServiceClient/delete_lb_edge_extension.php
index a54d34b6be11..af3810eeb247 100644
--- a/NetworkServices/samples/V1/DepServiceClient/delete_lb_edge_extension.php
+++ b/NetworkServices/samples/V1/DepServiceClient/delete_lb_edge_extension.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/delete_lb_route_extension.php b/NetworkServices/samples/V1/DepServiceClient/delete_lb_route_extension.php
index 4cf15b782b0d..699867f293ab 100644
--- a/NetworkServices/samples/V1/DepServiceClient/delete_lb_route_extension.php
+++ b/NetworkServices/samples/V1/DepServiceClient/delete_lb_route_extension.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/delete_lb_traffic_extension.php b/NetworkServices/samples/V1/DepServiceClient/delete_lb_traffic_extension.php
index 4e02416bad2b..556fd16e3aa7 100644
--- a/NetworkServices/samples/V1/DepServiceClient/delete_lb_traffic_extension.php
+++ b/NetworkServices/samples/V1/DepServiceClient/delete_lb_traffic_extension.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/get_authz_extension.php b/NetworkServices/samples/V1/DepServiceClient/get_authz_extension.php
index e9f66ef19a9d..a7dfa3b1280a 100644
--- a/NetworkServices/samples/V1/DepServiceClient/get_authz_extension.php
+++ b/NetworkServices/samples/V1/DepServiceClient/get_authz_extension.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/get_iam_policy.php b/NetworkServices/samples/V1/DepServiceClient/get_iam_policy.php
index dc683c2d2295..fe3d540619bb 100644
--- a/NetworkServices/samples/V1/DepServiceClient/get_iam_policy.php
+++ b/NetworkServices/samples/V1/DepServiceClient/get_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/get_lb_edge_extension.php b/NetworkServices/samples/V1/DepServiceClient/get_lb_edge_extension.php
index 1818fde76a2e..c3b3f3a01fa1 100644
--- a/NetworkServices/samples/V1/DepServiceClient/get_lb_edge_extension.php
+++ b/NetworkServices/samples/V1/DepServiceClient/get_lb_edge_extension.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/get_lb_route_extension.php b/NetworkServices/samples/V1/DepServiceClient/get_lb_route_extension.php
index 4e412ec7df38..a11af95a5b27 100644
--- a/NetworkServices/samples/V1/DepServiceClient/get_lb_route_extension.php
+++ b/NetworkServices/samples/V1/DepServiceClient/get_lb_route_extension.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/get_lb_traffic_extension.php b/NetworkServices/samples/V1/DepServiceClient/get_lb_traffic_extension.php
index aef664e5735a..7e57ae0e4185 100644
--- a/NetworkServices/samples/V1/DepServiceClient/get_lb_traffic_extension.php
+++ b/NetworkServices/samples/V1/DepServiceClient/get_lb_traffic_extension.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/get_location.php b/NetworkServices/samples/V1/DepServiceClient/get_location.php
index 81207391a882..a3e0f5c5341b 100644
--- a/NetworkServices/samples/V1/DepServiceClient/get_location.php
+++ b/NetworkServices/samples/V1/DepServiceClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/list_authz_extensions.php b/NetworkServices/samples/V1/DepServiceClient/list_authz_extensions.php
index 6a0385a7b523..25a797ce1b80 100644
--- a/NetworkServices/samples/V1/DepServiceClient/list_authz_extensions.php
+++ b/NetworkServices/samples/V1/DepServiceClient/list_authz_extensions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/list_lb_edge_extensions.php b/NetworkServices/samples/V1/DepServiceClient/list_lb_edge_extensions.php
index d6f513f203a5..f6c88d36c808 100644
--- a/NetworkServices/samples/V1/DepServiceClient/list_lb_edge_extensions.php
+++ b/NetworkServices/samples/V1/DepServiceClient/list_lb_edge_extensions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/list_lb_route_extensions.php b/NetworkServices/samples/V1/DepServiceClient/list_lb_route_extensions.php
index 71f13914cfa4..ef11d270fad6 100644
--- a/NetworkServices/samples/V1/DepServiceClient/list_lb_route_extensions.php
+++ b/NetworkServices/samples/V1/DepServiceClient/list_lb_route_extensions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/list_lb_traffic_extensions.php b/NetworkServices/samples/V1/DepServiceClient/list_lb_traffic_extensions.php
index 7cc10e25f8be..3fef7562cc00 100644
--- a/NetworkServices/samples/V1/DepServiceClient/list_lb_traffic_extensions.php
+++ b/NetworkServices/samples/V1/DepServiceClient/list_lb_traffic_extensions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/list_locations.php b/NetworkServices/samples/V1/DepServiceClient/list_locations.php
index e59d3adb5090..aba76df5ca91 100644
--- a/NetworkServices/samples/V1/DepServiceClient/list_locations.php
+++ b/NetworkServices/samples/V1/DepServiceClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/set_iam_policy.php b/NetworkServices/samples/V1/DepServiceClient/set_iam_policy.php
index 1fb9f9d0abf6..ae0afdaa5c59 100644
--- a/NetworkServices/samples/V1/DepServiceClient/set_iam_policy.php
+++ b/NetworkServices/samples/V1/DepServiceClient/set_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/test_iam_permissions.php b/NetworkServices/samples/V1/DepServiceClient/test_iam_permissions.php
index 3b3b7013aeef..36a756c18e64 100644
--- a/NetworkServices/samples/V1/DepServiceClient/test_iam_permissions.php
+++ b/NetworkServices/samples/V1/DepServiceClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/update_authz_extension.php b/NetworkServices/samples/V1/DepServiceClient/update_authz_extension.php
index b5cdd3dfb3f8..a1887817c93c 100644
--- a/NetworkServices/samples/V1/DepServiceClient/update_authz_extension.php
+++ b/NetworkServices/samples/V1/DepServiceClient/update_authz_extension.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/update_lb_edge_extension.php b/NetworkServices/samples/V1/DepServiceClient/update_lb_edge_extension.php
index 71fb8a2fe66c..a0bbfa2498c2 100644
--- a/NetworkServices/samples/V1/DepServiceClient/update_lb_edge_extension.php
+++ b/NetworkServices/samples/V1/DepServiceClient/update_lb_edge_extension.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/update_lb_route_extension.php b/NetworkServices/samples/V1/DepServiceClient/update_lb_route_extension.php
index a4e0afbb0c7e..e840be5fc543 100644
--- a/NetworkServices/samples/V1/DepServiceClient/update_lb_route_extension.php
+++ b/NetworkServices/samples/V1/DepServiceClient/update_lb_route_extension.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/DepServiceClient/update_lb_traffic_extension.php b/NetworkServices/samples/V1/DepServiceClient/update_lb_traffic_extension.php
index 3ad73b8bfc72..5c1e36604a0f 100644
--- a/NetworkServices/samples/V1/DepServiceClient/update_lb_traffic_extension.php
+++ b/NetworkServices/samples/V1/DepServiceClient/update_lb_traffic_extension.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/create_endpoint_policy.php b/NetworkServices/samples/V1/NetworkServicesClient/create_endpoint_policy.php
index 31b3c933eb7a..579e0d4d7fc0 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/create_endpoint_policy.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/create_endpoint_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/create_gateway.php b/NetworkServices/samples/V1/NetworkServicesClient/create_gateway.php
index 1fc2c4072912..3f7d64c0299e 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/create_gateway.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/create_gateway.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/create_grpc_route.php b/NetworkServices/samples/V1/NetworkServicesClient/create_grpc_route.php
index 7ed555abf3c2..4f806a51690e 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/create_grpc_route.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/create_grpc_route.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/create_http_route.php b/NetworkServices/samples/V1/NetworkServicesClient/create_http_route.php
index f44bea5662c5..fe9fb184eda6 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/create_http_route.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/create_http_route.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/create_mesh.php b/NetworkServices/samples/V1/NetworkServicesClient/create_mesh.php
index f606a0e4dd3f..8c9948084d28 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/create_mesh.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/create_mesh.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/create_service_binding.php b/NetworkServices/samples/V1/NetworkServicesClient/create_service_binding.php
index 443c8390cfa9..203464994584 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/create_service_binding.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/create_service_binding.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/create_service_lb_policy.php b/NetworkServices/samples/V1/NetworkServicesClient/create_service_lb_policy.php
index ac3e27a8da11..e1a7b8eeb694 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/create_service_lb_policy.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/create_service_lb_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/create_tcp_route.php b/NetworkServices/samples/V1/NetworkServicesClient/create_tcp_route.php
index dbe636f1bd25..dca932af765a 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/create_tcp_route.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/create_tcp_route.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/create_tls_route.php b/NetworkServices/samples/V1/NetworkServicesClient/create_tls_route.php
index 837a2c0e3cc2..ca2f4df9a748 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/create_tls_route.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/create_tls_route.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/create_wasm_plugin.php b/NetworkServices/samples/V1/NetworkServicesClient/create_wasm_plugin.php
index d70ce08a1185..2b19fb4ab0fa 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/create_wasm_plugin.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/create_wasm_plugin.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/create_wasm_plugin_version.php b/NetworkServices/samples/V1/NetworkServicesClient/create_wasm_plugin_version.php
index 51fe399e98b8..c41e40bc804a 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/create_wasm_plugin_version.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/create_wasm_plugin_version.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/delete_endpoint_policy.php b/NetworkServices/samples/V1/NetworkServicesClient/delete_endpoint_policy.php
index 081ae95aad0b..9c5b3902a338 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/delete_endpoint_policy.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/delete_endpoint_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/delete_gateway.php b/NetworkServices/samples/V1/NetworkServicesClient/delete_gateway.php
index 9243f92a4482..78775be1b356 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/delete_gateway.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/delete_gateway.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/delete_grpc_route.php b/NetworkServices/samples/V1/NetworkServicesClient/delete_grpc_route.php
index 82249bd5ee90..3ee04d409430 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/delete_grpc_route.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/delete_grpc_route.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/delete_http_route.php b/NetworkServices/samples/V1/NetworkServicesClient/delete_http_route.php
index 0991233965a0..fcdf15ca21e7 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/delete_http_route.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/delete_http_route.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/delete_mesh.php b/NetworkServices/samples/V1/NetworkServicesClient/delete_mesh.php
index 3586ca38d2f5..e51c1dbbf2e9 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/delete_mesh.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/delete_mesh.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/delete_service_binding.php b/NetworkServices/samples/V1/NetworkServicesClient/delete_service_binding.php
index 19ff9c37ef54..36a88ba005cf 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/delete_service_binding.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/delete_service_binding.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/delete_service_lb_policy.php b/NetworkServices/samples/V1/NetworkServicesClient/delete_service_lb_policy.php
index df0a25d97b2c..1ceaef7a1f31 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/delete_service_lb_policy.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/delete_service_lb_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/delete_tcp_route.php b/NetworkServices/samples/V1/NetworkServicesClient/delete_tcp_route.php
index be015efddf68..cd3e6f3500dd 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/delete_tcp_route.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/delete_tcp_route.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/delete_tls_route.php b/NetworkServices/samples/V1/NetworkServicesClient/delete_tls_route.php
index e86eb6557688..e5a00e6186b3 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/delete_tls_route.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/delete_tls_route.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/delete_wasm_plugin.php b/NetworkServices/samples/V1/NetworkServicesClient/delete_wasm_plugin.php
index a9e152fef17f..053d99a34ce1 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/delete_wasm_plugin.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/delete_wasm_plugin.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/delete_wasm_plugin_version.php b/NetworkServices/samples/V1/NetworkServicesClient/delete_wasm_plugin_version.php
index c9aa915d7185..bebc737532e0 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/delete_wasm_plugin_version.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/delete_wasm_plugin_version.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/get_endpoint_policy.php b/NetworkServices/samples/V1/NetworkServicesClient/get_endpoint_policy.php
index e3497b8945f9..3cad8f6fca29 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/get_endpoint_policy.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/get_endpoint_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/get_gateway.php b/NetworkServices/samples/V1/NetworkServicesClient/get_gateway.php
index 72248e7ae0e1..9d9eb6187e6c 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/get_gateway.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/get_gateway.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/get_gateway_route_view.php b/NetworkServices/samples/V1/NetworkServicesClient/get_gateway_route_view.php
index 1eec845d9de9..819ae2439c71 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/get_gateway_route_view.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/get_gateway_route_view.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/get_grpc_route.php b/NetworkServices/samples/V1/NetworkServicesClient/get_grpc_route.php
index 09926cf0b926..67e9eaeb315d 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/get_grpc_route.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/get_grpc_route.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/get_http_route.php b/NetworkServices/samples/V1/NetworkServicesClient/get_http_route.php
index cc33bf9533e9..7e44a1977489 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/get_http_route.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/get_http_route.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/get_iam_policy.php b/NetworkServices/samples/V1/NetworkServicesClient/get_iam_policy.php
index ae912ebf6f62..831358526a80 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/get_iam_policy.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/get_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/get_location.php b/NetworkServices/samples/V1/NetworkServicesClient/get_location.php
index 34b662d77f10..ce66e0660c72 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/get_location.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/get_mesh.php b/NetworkServices/samples/V1/NetworkServicesClient/get_mesh.php
index 0c82883f28c0..3675e1b3d33f 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/get_mesh.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/get_mesh.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/get_mesh_route_view.php b/NetworkServices/samples/V1/NetworkServicesClient/get_mesh_route_view.php
index 747a93e3813a..aef9a13078c4 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/get_mesh_route_view.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/get_mesh_route_view.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/get_service_binding.php b/NetworkServices/samples/V1/NetworkServicesClient/get_service_binding.php
index 2acb7789e315..f470f25b1325 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/get_service_binding.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/get_service_binding.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/get_service_lb_policy.php b/NetworkServices/samples/V1/NetworkServicesClient/get_service_lb_policy.php
index 5798cf957cfe..96ff6c03174f 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/get_service_lb_policy.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/get_service_lb_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/get_tcp_route.php b/NetworkServices/samples/V1/NetworkServicesClient/get_tcp_route.php
index 846805860d03..44fd766f012f 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/get_tcp_route.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/get_tcp_route.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/get_tls_route.php b/NetworkServices/samples/V1/NetworkServicesClient/get_tls_route.php
index e3fb75d8e01e..a760b3c53382 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/get_tls_route.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/get_tls_route.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/get_wasm_plugin.php b/NetworkServices/samples/V1/NetworkServicesClient/get_wasm_plugin.php
index a87a9db70a1d..dfb7b231f0ca 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/get_wasm_plugin.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/get_wasm_plugin.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/get_wasm_plugin_version.php b/NetworkServices/samples/V1/NetworkServicesClient/get_wasm_plugin_version.php
index f99369ca9802..57dba79a9981 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/get_wasm_plugin_version.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/get_wasm_plugin_version.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/list_endpoint_policies.php b/NetworkServices/samples/V1/NetworkServicesClient/list_endpoint_policies.php
index 53426ba65568..eb3166f08e5b 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/list_endpoint_policies.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/list_endpoint_policies.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/list_gateway_route_views.php b/NetworkServices/samples/V1/NetworkServicesClient/list_gateway_route_views.php
index 91d6b89604b6..11d02bbedd28 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/list_gateway_route_views.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/list_gateway_route_views.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/list_gateways.php b/NetworkServices/samples/V1/NetworkServicesClient/list_gateways.php
index 403719c5013e..1a76546ea531 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/list_gateways.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/list_gateways.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/list_grpc_routes.php b/NetworkServices/samples/V1/NetworkServicesClient/list_grpc_routes.php
index 530a6800f284..fa4e8ae25c4d 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/list_grpc_routes.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/list_grpc_routes.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/list_http_routes.php b/NetworkServices/samples/V1/NetworkServicesClient/list_http_routes.php
index 573994bfb8a5..68d47ee96c72 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/list_http_routes.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/list_http_routes.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/list_locations.php b/NetworkServices/samples/V1/NetworkServicesClient/list_locations.php
index 0a1a7a1f1e3f..3fb40fbcd0ac 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/list_locations.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/list_mesh_route_views.php b/NetworkServices/samples/V1/NetworkServicesClient/list_mesh_route_views.php
index 0daaa37e7987..3aece33e6fdb 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/list_mesh_route_views.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/list_mesh_route_views.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/list_meshes.php b/NetworkServices/samples/V1/NetworkServicesClient/list_meshes.php
index 3460e4c1c0db..2423c348be37 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/list_meshes.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/list_meshes.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/list_service_bindings.php b/NetworkServices/samples/V1/NetworkServicesClient/list_service_bindings.php
index e804da754b1f..8f013e4a476c 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/list_service_bindings.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/list_service_bindings.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/list_service_lb_policies.php b/NetworkServices/samples/V1/NetworkServicesClient/list_service_lb_policies.php
index 4222a455f9b6..0cf8f58f55a0 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/list_service_lb_policies.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/list_service_lb_policies.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/list_tcp_routes.php b/NetworkServices/samples/V1/NetworkServicesClient/list_tcp_routes.php
index 8a2ddc8cf8f0..1deba0a9aa7d 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/list_tcp_routes.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/list_tcp_routes.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/list_tls_routes.php b/NetworkServices/samples/V1/NetworkServicesClient/list_tls_routes.php
index 2b409849527b..f9f6191d5abb 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/list_tls_routes.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/list_tls_routes.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/list_wasm_plugin_versions.php b/NetworkServices/samples/V1/NetworkServicesClient/list_wasm_plugin_versions.php
index dea46a421d31..ced2be0f0497 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/list_wasm_plugin_versions.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/list_wasm_plugin_versions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/list_wasm_plugins.php b/NetworkServices/samples/V1/NetworkServicesClient/list_wasm_plugins.php
index 3a16613b7030..d8463a5ab310 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/list_wasm_plugins.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/list_wasm_plugins.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/set_iam_policy.php b/NetworkServices/samples/V1/NetworkServicesClient/set_iam_policy.php
index 3262b479bdee..8fb00a2f0105 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/set_iam_policy.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/set_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/test_iam_permissions.php b/NetworkServices/samples/V1/NetworkServicesClient/test_iam_permissions.php
index 324acfe17be7..7122e99226b4 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/test_iam_permissions.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/update_endpoint_policy.php b/NetworkServices/samples/V1/NetworkServicesClient/update_endpoint_policy.php
index 88932f3af95b..a0c909d4189f 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/update_endpoint_policy.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/update_endpoint_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/update_gateway.php b/NetworkServices/samples/V1/NetworkServicesClient/update_gateway.php
index 1220d91c95cd..4b2233eb1893 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/update_gateway.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/update_gateway.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/update_grpc_route.php b/NetworkServices/samples/V1/NetworkServicesClient/update_grpc_route.php
index d63bbf81069c..85193951cd6f 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/update_grpc_route.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/update_grpc_route.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/update_http_route.php b/NetworkServices/samples/V1/NetworkServicesClient/update_http_route.php
index 5925ff8d4d47..1679fb276e0b 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/update_http_route.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/update_http_route.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/update_mesh.php b/NetworkServices/samples/V1/NetworkServicesClient/update_mesh.php
index 3c2f43db1e88..71a9796caee7 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/update_mesh.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/update_mesh.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/update_service_binding.php b/NetworkServices/samples/V1/NetworkServicesClient/update_service_binding.php
index 202a30ad16bb..b9b82a146338 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/update_service_binding.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/update_service_binding.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/update_service_lb_policy.php b/NetworkServices/samples/V1/NetworkServicesClient/update_service_lb_policy.php
index 49b645d2dbfb..bcc87cf77f95 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/update_service_lb_policy.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/update_service_lb_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/update_tcp_route.php b/NetworkServices/samples/V1/NetworkServicesClient/update_tcp_route.php
index 3e4d03e8afdc..9f7bf60e38c7 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/update_tcp_route.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/update_tcp_route.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/update_tls_route.php b/NetworkServices/samples/V1/NetworkServicesClient/update_tls_route.php
index c15f61c54698..6efda8489587 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/update_tls_route.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/update_tls_route.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/samples/V1/NetworkServicesClient/update_wasm_plugin.php b/NetworkServices/samples/V1/NetworkServicesClient/update_wasm_plugin.php
index 30d219580a4e..9cc180e46ecc 100644
--- a/NetworkServices/samples/V1/NetworkServicesClient/update_wasm_plugin.php
+++ b/NetworkServices/samples/V1/NetworkServicesClient/update_wasm_plugin.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/src/V1/Client/DepServiceClient.php b/NetworkServices/src/V1/Client/DepServiceClient.php
index 4daa90c85136..c9bee35662bc 100644
--- a/NetworkServices/src/V1/Client/DepServiceClient.php
+++ b/NetworkServices/src/V1/Client/DepServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/src/V1/Client/NetworkServicesClient.php b/NetworkServices/src/V1/Client/NetworkServicesClient.php
index 86a1572127b6..ee813e5e0f85 100644
--- a/NetworkServices/src/V1/Client/NetworkServicesClient.php
+++ b/NetworkServices/src/V1/Client/NetworkServicesClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/src/V1/resources/dep_service_descriptor_config.php b/NetworkServices/src/V1/resources/dep_service_descriptor_config.php
index 8092a577f433..67d66f3ceda8 100644
--- a/NetworkServices/src/V1/resources/dep_service_descriptor_config.php
+++ b/NetworkServices/src/V1/resources/dep_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/src/V1/resources/dep_service_rest_client_config.php b/NetworkServices/src/V1/resources/dep_service_rest_client_config.php
index 393ef6f2c5cf..fd68983f0442 100644
--- a/NetworkServices/src/V1/resources/dep_service_rest_client_config.php
+++ b/NetworkServices/src/V1/resources/dep_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/src/V1/resources/network_services_descriptor_config.php b/NetworkServices/src/V1/resources/network_services_descriptor_config.php
index 47fbf574a03b..14350db455c6 100644
--- a/NetworkServices/src/V1/resources/network_services_descriptor_config.php
+++ b/NetworkServices/src/V1/resources/network_services_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/src/V1/resources/network_services_rest_client_config.php b/NetworkServices/src/V1/resources/network_services_rest_client_config.php
index 9da9d1266871..2e0b300896f9 100644
--- a/NetworkServices/src/V1/resources/network_services_rest_client_config.php
+++ b/NetworkServices/src/V1/resources/network_services_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/tests/Unit/V1/Client/DepServiceClientTest.php b/NetworkServices/tests/Unit/V1/Client/DepServiceClientTest.php
index 69e015f365cc..cbb3601ff5af 100644
--- a/NetworkServices/tests/Unit/V1/Client/DepServiceClientTest.php
+++ b/NetworkServices/tests/Unit/V1/Client/DepServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/NetworkServices/tests/Unit/V1/Client/NetworkServicesClientTest.php b/NetworkServices/tests/Unit/V1/Client/NetworkServicesClientTest.php
index e7b91de16212..3e9ff797d356 100644
--- a/NetworkServices/tests/Unit/V1/Client/NetworkServicesClientTest.php
+++ b/NetworkServices/tests/Unit/V1/Client/NetworkServicesClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/owlbot.py b/Notebooks/owlbot.py
index f293ed1e0e40..b3a5eeebd46b 100644
--- a/Notebooks/owlbot.py
+++ b/Notebooks/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/ManagedNotebookServiceClient/create_runtime.php b/Notebooks/samples/V1/ManagedNotebookServiceClient/create_runtime.php
index 52973ca2c3c4..da1b2c6f7a00 100644
--- a/Notebooks/samples/V1/ManagedNotebookServiceClient/create_runtime.php
+++ b/Notebooks/samples/V1/ManagedNotebookServiceClient/create_runtime.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/ManagedNotebookServiceClient/delete_runtime.php b/Notebooks/samples/V1/ManagedNotebookServiceClient/delete_runtime.php
index 274f271088ca..5fd65b586435 100644
--- a/Notebooks/samples/V1/ManagedNotebookServiceClient/delete_runtime.php
+++ b/Notebooks/samples/V1/ManagedNotebookServiceClient/delete_runtime.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/ManagedNotebookServiceClient/diagnose_runtime.php b/Notebooks/samples/V1/ManagedNotebookServiceClient/diagnose_runtime.php
index 5bc97481b231..9c79a8403b39 100644
--- a/Notebooks/samples/V1/ManagedNotebookServiceClient/diagnose_runtime.php
+++ b/Notebooks/samples/V1/ManagedNotebookServiceClient/diagnose_runtime.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/ManagedNotebookServiceClient/get_iam_policy.php b/Notebooks/samples/V1/ManagedNotebookServiceClient/get_iam_policy.php
index c1c7a2d4508d..765542919f83 100644
--- a/Notebooks/samples/V1/ManagedNotebookServiceClient/get_iam_policy.php
+++ b/Notebooks/samples/V1/ManagedNotebookServiceClient/get_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/ManagedNotebookServiceClient/get_location.php b/Notebooks/samples/V1/ManagedNotebookServiceClient/get_location.php
index 0f2f4bfb0fb5..6b770005e013 100644
--- a/Notebooks/samples/V1/ManagedNotebookServiceClient/get_location.php
+++ b/Notebooks/samples/V1/ManagedNotebookServiceClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/ManagedNotebookServiceClient/get_runtime.php b/Notebooks/samples/V1/ManagedNotebookServiceClient/get_runtime.php
index 8e804efa0ef0..e651b50c821f 100644
--- a/Notebooks/samples/V1/ManagedNotebookServiceClient/get_runtime.php
+++ b/Notebooks/samples/V1/ManagedNotebookServiceClient/get_runtime.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/ManagedNotebookServiceClient/list_locations.php b/Notebooks/samples/V1/ManagedNotebookServiceClient/list_locations.php
index ffbb1a9aa6a6..7d12316572e4 100644
--- a/Notebooks/samples/V1/ManagedNotebookServiceClient/list_locations.php
+++ b/Notebooks/samples/V1/ManagedNotebookServiceClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/ManagedNotebookServiceClient/list_runtimes.php b/Notebooks/samples/V1/ManagedNotebookServiceClient/list_runtimes.php
index 91706f82fc26..cb547d9dd5ee 100644
--- a/Notebooks/samples/V1/ManagedNotebookServiceClient/list_runtimes.php
+++ b/Notebooks/samples/V1/ManagedNotebookServiceClient/list_runtimes.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/ManagedNotebookServiceClient/refresh_runtime_token_internal.php b/Notebooks/samples/V1/ManagedNotebookServiceClient/refresh_runtime_token_internal.php
index 11bd0e6fafe9..6a0250f2c022 100644
--- a/Notebooks/samples/V1/ManagedNotebookServiceClient/refresh_runtime_token_internal.php
+++ b/Notebooks/samples/V1/ManagedNotebookServiceClient/refresh_runtime_token_internal.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/ManagedNotebookServiceClient/report_runtime_event.php b/Notebooks/samples/V1/ManagedNotebookServiceClient/report_runtime_event.php
index 87a19e373c3b..4777d6cf8d37 100644
--- a/Notebooks/samples/V1/ManagedNotebookServiceClient/report_runtime_event.php
+++ b/Notebooks/samples/V1/ManagedNotebookServiceClient/report_runtime_event.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/ManagedNotebookServiceClient/reset_runtime.php b/Notebooks/samples/V1/ManagedNotebookServiceClient/reset_runtime.php
index b40bcf6e7a4e..730d02001c4b 100644
--- a/Notebooks/samples/V1/ManagedNotebookServiceClient/reset_runtime.php
+++ b/Notebooks/samples/V1/ManagedNotebookServiceClient/reset_runtime.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/ManagedNotebookServiceClient/set_iam_policy.php b/Notebooks/samples/V1/ManagedNotebookServiceClient/set_iam_policy.php
index ecc1fac126e9..28c0ed3d5954 100644
--- a/Notebooks/samples/V1/ManagedNotebookServiceClient/set_iam_policy.php
+++ b/Notebooks/samples/V1/ManagedNotebookServiceClient/set_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/ManagedNotebookServiceClient/start_runtime.php b/Notebooks/samples/V1/ManagedNotebookServiceClient/start_runtime.php
index 9713b3dd09e8..dbdd558f20ae 100644
--- a/Notebooks/samples/V1/ManagedNotebookServiceClient/start_runtime.php
+++ b/Notebooks/samples/V1/ManagedNotebookServiceClient/start_runtime.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/ManagedNotebookServiceClient/stop_runtime.php b/Notebooks/samples/V1/ManagedNotebookServiceClient/stop_runtime.php
index df3be5cdb339..7f7d52493e0b 100644
--- a/Notebooks/samples/V1/ManagedNotebookServiceClient/stop_runtime.php
+++ b/Notebooks/samples/V1/ManagedNotebookServiceClient/stop_runtime.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/ManagedNotebookServiceClient/switch_runtime.php b/Notebooks/samples/V1/ManagedNotebookServiceClient/switch_runtime.php
index b93f6c313a12..72ba09c3ef69 100644
--- a/Notebooks/samples/V1/ManagedNotebookServiceClient/switch_runtime.php
+++ b/Notebooks/samples/V1/ManagedNotebookServiceClient/switch_runtime.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/ManagedNotebookServiceClient/test_iam_permissions.php b/Notebooks/samples/V1/ManagedNotebookServiceClient/test_iam_permissions.php
index 26340c88af93..07eb02fcc041 100644
--- a/Notebooks/samples/V1/ManagedNotebookServiceClient/test_iam_permissions.php
+++ b/Notebooks/samples/V1/ManagedNotebookServiceClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/ManagedNotebookServiceClient/update_runtime.php b/Notebooks/samples/V1/ManagedNotebookServiceClient/update_runtime.php
index b09959bfde00..322f96853706 100644
--- a/Notebooks/samples/V1/ManagedNotebookServiceClient/update_runtime.php
+++ b/Notebooks/samples/V1/ManagedNotebookServiceClient/update_runtime.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/ManagedNotebookServiceClient/upgrade_runtime.php b/Notebooks/samples/V1/ManagedNotebookServiceClient/upgrade_runtime.php
index 37d1a7de08ac..2455e0ec7a1f 100644
--- a/Notebooks/samples/V1/ManagedNotebookServiceClient/upgrade_runtime.php
+++ b/Notebooks/samples/V1/ManagedNotebookServiceClient/upgrade_runtime.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/create_environment.php b/Notebooks/samples/V1/NotebookServiceClient/create_environment.php
index 26e40bfcb37d..ba4401a4ca54 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/create_environment.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/create_environment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/create_execution.php b/Notebooks/samples/V1/NotebookServiceClient/create_execution.php
index bb32e14492bc..351bb233ac43 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/create_execution.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/create_execution.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/create_instance.php b/Notebooks/samples/V1/NotebookServiceClient/create_instance.php
index 568d51c3c1dd..69c328291a31 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/create_instance.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/create_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/create_schedule.php b/Notebooks/samples/V1/NotebookServiceClient/create_schedule.php
index 5a9bee77998c..d5b33ef7ef6a 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/create_schedule.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/create_schedule.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/delete_environment.php b/Notebooks/samples/V1/NotebookServiceClient/delete_environment.php
index feae17516729..b30b9422b6df 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/delete_environment.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/delete_environment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/delete_execution.php b/Notebooks/samples/V1/NotebookServiceClient/delete_execution.php
index 866f844a4346..e8eee95e08ae 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/delete_execution.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/delete_execution.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/delete_instance.php b/Notebooks/samples/V1/NotebookServiceClient/delete_instance.php
index c2593605a495..adae7bd3fb6e 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/delete_instance.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/delete_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/delete_schedule.php b/Notebooks/samples/V1/NotebookServiceClient/delete_schedule.php
index 8011fcdbb544..8a4c7236f35a 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/delete_schedule.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/delete_schedule.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/diagnose_instance.php b/Notebooks/samples/V1/NotebookServiceClient/diagnose_instance.php
index 5b07102804ce..d54bb9489e4d 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/diagnose_instance.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/diagnose_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/get_environment.php b/Notebooks/samples/V1/NotebookServiceClient/get_environment.php
index a4796a3ce256..4e7b46e0d1cd 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/get_environment.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/get_environment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/get_execution.php b/Notebooks/samples/V1/NotebookServiceClient/get_execution.php
index 11638f38cf67..8486b0703f41 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/get_execution.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/get_execution.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/get_iam_policy.php b/Notebooks/samples/V1/NotebookServiceClient/get_iam_policy.php
index b252e1fadc88..3e575a0a3e53 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/get_iam_policy.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/get_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/get_instance.php b/Notebooks/samples/V1/NotebookServiceClient/get_instance.php
index ffb3ad213eca..c8c3e8480fde 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/get_instance.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/get_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/get_instance_health.php b/Notebooks/samples/V1/NotebookServiceClient/get_instance_health.php
index 324f8788789b..cbade0d14be0 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/get_instance_health.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/get_instance_health.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/get_location.php b/Notebooks/samples/V1/NotebookServiceClient/get_location.php
index d3a25cf1b077..6b96502f4c68 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/get_location.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/get_schedule.php b/Notebooks/samples/V1/NotebookServiceClient/get_schedule.php
index c63734af56c4..9472df9e80a4 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/get_schedule.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/get_schedule.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/is_instance_upgradeable.php b/Notebooks/samples/V1/NotebookServiceClient/is_instance_upgradeable.php
index 4289dba317f3..8d56d2d888b3 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/is_instance_upgradeable.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/is_instance_upgradeable.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/list_environments.php b/Notebooks/samples/V1/NotebookServiceClient/list_environments.php
index fc00f95ea2c1..f3aaf6843b5c 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/list_environments.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/list_environments.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/list_executions.php b/Notebooks/samples/V1/NotebookServiceClient/list_executions.php
index 57bf8f887ead..36ea8e890203 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/list_executions.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/list_executions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/list_instances.php b/Notebooks/samples/V1/NotebookServiceClient/list_instances.php
index f2586b89b20d..70adaaf2fb03 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/list_instances.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/list_instances.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/list_locations.php b/Notebooks/samples/V1/NotebookServiceClient/list_locations.php
index 04f6de11847f..615f29b6fbcc 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/list_locations.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/list_schedules.php b/Notebooks/samples/V1/NotebookServiceClient/list_schedules.php
index e1acf4ede352..fa34d4e4f928 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/list_schedules.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/list_schedules.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/register_instance.php b/Notebooks/samples/V1/NotebookServiceClient/register_instance.php
index 9fc8e5ec993f..bed1002860e4 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/register_instance.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/register_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/report_instance_info.php b/Notebooks/samples/V1/NotebookServiceClient/report_instance_info.php
index 91257f2595cf..6d7d02f4dcaa 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/report_instance_info.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/report_instance_info.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/reset_instance.php b/Notebooks/samples/V1/NotebookServiceClient/reset_instance.php
index eac4484be697..1f22ac11d06a 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/reset_instance.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/reset_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/rollback_instance.php b/Notebooks/samples/V1/NotebookServiceClient/rollback_instance.php
index 9dd05281401c..fbea0fbd5f6c 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/rollback_instance.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/rollback_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/set_iam_policy.php b/Notebooks/samples/V1/NotebookServiceClient/set_iam_policy.php
index f0958f2b7844..33551f80a4df 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/set_iam_policy.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/set_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/set_instance_accelerator.php b/Notebooks/samples/V1/NotebookServiceClient/set_instance_accelerator.php
index 896672231088..5437dee3615c 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/set_instance_accelerator.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/set_instance_accelerator.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/set_instance_labels.php b/Notebooks/samples/V1/NotebookServiceClient/set_instance_labels.php
index 3b4033a4b29e..2860e0f074c2 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/set_instance_labels.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/set_instance_labels.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/set_instance_machine_type.php b/Notebooks/samples/V1/NotebookServiceClient/set_instance_machine_type.php
index fe7d6ec7f6fc..96289743eb64 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/set_instance_machine_type.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/set_instance_machine_type.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/start_instance.php b/Notebooks/samples/V1/NotebookServiceClient/start_instance.php
index a139fea4af1b..a5492d2fc788 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/start_instance.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/start_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/stop_instance.php b/Notebooks/samples/V1/NotebookServiceClient/stop_instance.php
index 762c5f6123a5..54c909a6e005 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/stop_instance.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/stop_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/test_iam_permissions.php b/Notebooks/samples/V1/NotebookServiceClient/test_iam_permissions.php
index b827a3d5251b..5ef31fe33fe9 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/test_iam_permissions.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/trigger_schedule.php b/Notebooks/samples/V1/NotebookServiceClient/trigger_schedule.php
index c323bc994351..bd2e4a8fa8cc 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/trigger_schedule.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/trigger_schedule.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/update_instance_config.php b/Notebooks/samples/V1/NotebookServiceClient/update_instance_config.php
index 340a3a811eb5..9916d5d53155 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/update_instance_config.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/update_instance_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/update_instance_metadata_items.php b/Notebooks/samples/V1/NotebookServiceClient/update_instance_metadata_items.php
index 7595f1ca2d62..86652c7fa3ba 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/update_instance_metadata_items.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/update_instance_metadata_items.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/update_shielded_instance_config.php b/Notebooks/samples/V1/NotebookServiceClient/update_shielded_instance_config.php
index 0ea9f54e9a14..d4d55550d43c 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/update_shielded_instance_config.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/update_shielded_instance_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/upgrade_instance.php b/Notebooks/samples/V1/NotebookServiceClient/upgrade_instance.php
index 8a096fb0b4c0..f4f906e3aa9f 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/upgrade_instance.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/upgrade_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V1/NotebookServiceClient/upgrade_instance_internal.php b/Notebooks/samples/V1/NotebookServiceClient/upgrade_instance_internal.php
index 4407b4a1c7d0..970e56b0663b 100644
--- a/Notebooks/samples/V1/NotebookServiceClient/upgrade_instance_internal.php
+++ b/Notebooks/samples/V1/NotebookServiceClient/upgrade_instance_internal.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V2/NotebookServiceClient/check_instance_upgradability.php b/Notebooks/samples/V2/NotebookServiceClient/check_instance_upgradability.php
index eeb2416f36b2..a7ddd124cb2c 100644
--- a/Notebooks/samples/V2/NotebookServiceClient/check_instance_upgradability.php
+++ b/Notebooks/samples/V2/NotebookServiceClient/check_instance_upgradability.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V2/NotebookServiceClient/create_instance.php b/Notebooks/samples/V2/NotebookServiceClient/create_instance.php
index 9f23196c1095..a9222b9d9ecf 100644
--- a/Notebooks/samples/V2/NotebookServiceClient/create_instance.php
+++ b/Notebooks/samples/V2/NotebookServiceClient/create_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V2/NotebookServiceClient/delete_instance.php b/Notebooks/samples/V2/NotebookServiceClient/delete_instance.php
index 1547c0cac1cb..72d5ae485801 100644
--- a/Notebooks/samples/V2/NotebookServiceClient/delete_instance.php
+++ b/Notebooks/samples/V2/NotebookServiceClient/delete_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V2/NotebookServiceClient/diagnose_instance.php b/Notebooks/samples/V2/NotebookServiceClient/diagnose_instance.php
index 219635181d7c..8fe2a6cd2a3d 100644
--- a/Notebooks/samples/V2/NotebookServiceClient/diagnose_instance.php
+++ b/Notebooks/samples/V2/NotebookServiceClient/diagnose_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V2/NotebookServiceClient/get_iam_policy.php b/Notebooks/samples/V2/NotebookServiceClient/get_iam_policy.php
index e71566a67b8f..96d497174aff 100644
--- a/Notebooks/samples/V2/NotebookServiceClient/get_iam_policy.php
+++ b/Notebooks/samples/V2/NotebookServiceClient/get_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V2/NotebookServiceClient/get_instance.php b/Notebooks/samples/V2/NotebookServiceClient/get_instance.php
index b51fdb877b06..5b8faa62afbf 100644
--- a/Notebooks/samples/V2/NotebookServiceClient/get_instance.php
+++ b/Notebooks/samples/V2/NotebookServiceClient/get_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V2/NotebookServiceClient/get_location.php b/Notebooks/samples/V2/NotebookServiceClient/get_location.php
index 29315cbedada..fe8610116809 100644
--- a/Notebooks/samples/V2/NotebookServiceClient/get_location.php
+++ b/Notebooks/samples/V2/NotebookServiceClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V2/NotebookServiceClient/list_instances.php b/Notebooks/samples/V2/NotebookServiceClient/list_instances.php
index 8dc85c3bbeaf..59b2d7d53776 100644
--- a/Notebooks/samples/V2/NotebookServiceClient/list_instances.php
+++ b/Notebooks/samples/V2/NotebookServiceClient/list_instances.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V2/NotebookServiceClient/list_locations.php b/Notebooks/samples/V2/NotebookServiceClient/list_locations.php
index 04563ccd883b..1737900018b7 100644
--- a/Notebooks/samples/V2/NotebookServiceClient/list_locations.php
+++ b/Notebooks/samples/V2/NotebookServiceClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V2/NotebookServiceClient/reset_instance.php b/Notebooks/samples/V2/NotebookServiceClient/reset_instance.php
index ca3b1bca03bc..169cba56d90c 100644
--- a/Notebooks/samples/V2/NotebookServiceClient/reset_instance.php
+++ b/Notebooks/samples/V2/NotebookServiceClient/reset_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V2/NotebookServiceClient/rollback_instance.php b/Notebooks/samples/V2/NotebookServiceClient/rollback_instance.php
index cf8457449287..4470ded10834 100644
--- a/Notebooks/samples/V2/NotebookServiceClient/rollback_instance.php
+++ b/Notebooks/samples/V2/NotebookServiceClient/rollback_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V2/NotebookServiceClient/set_iam_policy.php b/Notebooks/samples/V2/NotebookServiceClient/set_iam_policy.php
index 01252bdeb44c..5c3061d60045 100644
--- a/Notebooks/samples/V2/NotebookServiceClient/set_iam_policy.php
+++ b/Notebooks/samples/V2/NotebookServiceClient/set_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V2/NotebookServiceClient/start_instance.php b/Notebooks/samples/V2/NotebookServiceClient/start_instance.php
index 816af9771882..e605852c5bc1 100644
--- a/Notebooks/samples/V2/NotebookServiceClient/start_instance.php
+++ b/Notebooks/samples/V2/NotebookServiceClient/start_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V2/NotebookServiceClient/stop_instance.php b/Notebooks/samples/V2/NotebookServiceClient/stop_instance.php
index 4e644f7c1f58..40b5b7e7caf2 100644
--- a/Notebooks/samples/V2/NotebookServiceClient/stop_instance.php
+++ b/Notebooks/samples/V2/NotebookServiceClient/stop_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V2/NotebookServiceClient/test_iam_permissions.php b/Notebooks/samples/V2/NotebookServiceClient/test_iam_permissions.php
index a372d8ed68ee..3bff2b3115f8 100644
--- a/Notebooks/samples/V2/NotebookServiceClient/test_iam_permissions.php
+++ b/Notebooks/samples/V2/NotebookServiceClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V2/NotebookServiceClient/update_instance.php b/Notebooks/samples/V2/NotebookServiceClient/update_instance.php
index a55154f1365e..8a9378e68197 100644
--- a/Notebooks/samples/V2/NotebookServiceClient/update_instance.php
+++ b/Notebooks/samples/V2/NotebookServiceClient/update_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/samples/V2/NotebookServiceClient/upgrade_instance.php b/Notebooks/samples/V2/NotebookServiceClient/upgrade_instance.php
index a1059ec40b2a..a6069dc31f2d 100644
--- a/Notebooks/samples/V2/NotebookServiceClient/upgrade_instance.php
+++ b/Notebooks/samples/V2/NotebookServiceClient/upgrade_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/src/V1/Client/ManagedNotebookServiceClient.php b/Notebooks/src/V1/Client/ManagedNotebookServiceClient.php
index 549ad051bb5e..1adced80147c 100644
--- a/Notebooks/src/V1/Client/ManagedNotebookServiceClient.php
+++ b/Notebooks/src/V1/Client/ManagedNotebookServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/src/V1/Client/NotebookServiceClient.php b/Notebooks/src/V1/Client/NotebookServiceClient.php
index efd90b66fa10..52f492712f79 100644
--- a/Notebooks/src/V1/Client/NotebookServiceClient.php
+++ b/Notebooks/src/V1/Client/NotebookServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/src/V1/resources/managed_notebook_service_descriptor_config.php b/Notebooks/src/V1/resources/managed_notebook_service_descriptor_config.php
index 6398bbee3ac6..f3a39859923d 100644
--- a/Notebooks/src/V1/resources/managed_notebook_service_descriptor_config.php
+++ b/Notebooks/src/V1/resources/managed_notebook_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/src/V1/resources/managed_notebook_service_rest_client_config.php b/Notebooks/src/V1/resources/managed_notebook_service_rest_client_config.php
index 8a16450224c1..bb4e190ecc87 100644
--- a/Notebooks/src/V1/resources/managed_notebook_service_rest_client_config.php
+++ b/Notebooks/src/V1/resources/managed_notebook_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/src/V1/resources/notebook_service_descriptor_config.php b/Notebooks/src/V1/resources/notebook_service_descriptor_config.php
index 4bfb6bac1601..d5665a2b8bc4 100644
--- a/Notebooks/src/V1/resources/notebook_service_descriptor_config.php
+++ b/Notebooks/src/V1/resources/notebook_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/src/V1/resources/notebook_service_rest_client_config.php b/Notebooks/src/V1/resources/notebook_service_rest_client_config.php
index ab6bb270a12e..f2119b6aac7b 100644
--- a/Notebooks/src/V1/resources/notebook_service_rest_client_config.php
+++ b/Notebooks/src/V1/resources/notebook_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/src/V2/Client/NotebookServiceClient.php b/Notebooks/src/V2/Client/NotebookServiceClient.php
index 2a588c3af993..a04653bf3303 100644
--- a/Notebooks/src/V2/Client/NotebookServiceClient.php
+++ b/Notebooks/src/V2/Client/NotebookServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/src/V2/resources/notebook_service_descriptor_config.php b/Notebooks/src/V2/resources/notebook_service_descriptor_config.php
index 185207fc5d5a..1c31ef61a6ac 100644
--- a/Notebooks/src/V2/resources/notebook_service_descriptor_config.php
+++ b/Notebooks/src/V2/resources/notebook_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/src/V2/resources/notebook_service_rest_client_config.php b/Notebooks/src/V2/resources/notebook_service_rest_client_config.php
index 36b52b12ea7a..70c1589128fe 100644
--- a/Notebooks/src/V2/resources/notebook_service_rest_client_config.php
+++ b/Notebooks/src/V2/resources/notebook_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/tests/Unit/V1/Client/ManagedNotebookServiceClientTest.php b/Notebooks/tests/Unit/V1/Client/ManagedNotebookServiceClientTest.php
index 98dc000d67e1..cc6151f0f31e 100644
--- a/Notebooks/tests/Unit/V1/Client/ManagedNotebookServiceClientTest.php
+++ b/Notebooks/tests/Unit/V1/Client/ManagedNotebookServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/tests/Unit/V1/Client/NotebookServiceClientTest.php b/Notebooks/tests/Unit/V1/Client/NotebookServiceClientTest.php
index b7b0e24c3802..0e0e582e6f26 100644
--- a/Notebooks/tests/Unit/V1/Client/NotebookServiceClientTest.php
+++ b/Notebooks/tests/Unit/V1/Client/NotebookServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Notebooks/tests/Unit/V2/Client/NotebookServiceClientTest.php b/Notebooks/tests/Unit/V2/Client/NotebookServiceClientTest.php
index a491fa765b98..184d08c05ce5 100644
--- a/Notebooks/tests/Unit/V2/Client/NotebookServiceClientTest.php
+++ b/Notebooks/tests/Unit/V2/Client/NotebookServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Optimization/owlbot.py b/Optimization/owlbot.py
index 6fde2c886c59..c38f56e1f23c 100644
--- a/Optimization/owlbot.py
+++ b/Optimization/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/Optimization/samples/V1/FleetRoutingClient/batch_optimize_tours.php b/Optimization/samples/V1/FleetRoutingClient/batch_optimize_tours.php
index 5ad13369b4f3..8624b6ac73c7 100644
--- a/Optimization/samples/V1/FleetRoutingClient/batch_optimize_tours.php
+++ b/Optimization/samples/V1/FleetRoutingClient/batch_optimize_tours.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Optimization/samples/V1/FleetRoutingClient/optimize_tours.php b/Optimization/samples/V1/FleetRoutingClient/optimize_tours.php
index ce9cb93ff455..a96f8f1874fa 100644
--- a/Optimization/samples/V1/FleetRoutingClient/optimize_tours.php
+++ b/Optimization/samples/V1/FleetRoutingClient/optimize_tours.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Optimization/src/V1/Client/FleetRoutingClient.php b/Optimization/src/V1/Client/FleetRoutingClient.php
index d0faed3faa15..9b5c67ab7abf 100644
--- a/Optimization/src/V1/Client/FleetRoutingClient.php
+++ b/Optimization/src/V1/Client/FleetRoutingClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Optimization/src/V1/resources/fleet_routing_descriptor_config.php b/Optimization/src/V1/resources/fleet_routing_descriptor_config.php
index e640229844c2..1631ebe893d7 100644
--- a/Optimization/src/V1/resources/fleet_routing_descriptor_config.php
+++ b/Optimization/src/V1/resources/fleet_routing_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Optimization/src/V1/resources/fleet_routing_rest_client_config.php b/Optimization/src/V1/resources/fleet_routing_rest_client_config.php
index 770f33a8d635..cf4d6586e347 100644
--- a/Optimization/src/V1/resources/fleet_routing_rest_client_config.php
+++ b/Optimization/src/V1/resources/fleet_routing_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Optimization/tests/Unit/V1/Client/FleetRoutingClientTest.php b/Optimization/tests/Unit/V1/Client/FleetRoutingClientTest.php
index 049de54e9641..1521e8c84adf 100644
--- a/Optimization/tests/Unit/V1/Client/FleetRoutingClientTest.php
+++ b/Optimization/tests/Unit/V1/Client/FleetRoutingClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/owlbot.py b/OracleDatabase/owlbot.py
index 69d9a255623a..fb671a7c054a 100644
--- a/OracleDatabase/owlbot.py
+++ b/OracleDatabase/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2024 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/create_autonomous_database.php b/OracleDatabase/samples/V1/OracleDatabaseClient/create_autonomous_database.php
index 094e09941452..3c7bc695c20d 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/create_autonomous_database.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/create_autonomous_database.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/create_cloud_exadata_infrastructure.php b/OracleDatabase/samples/V1/OracleDatabaseClient/create_cloud_exadata_infrastructure.php
index 7c933aeb610f..a46888cf1477 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/create_cloud_exadata_infrastructure.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/create_cloud_exadata_infrastructure.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/create_cloud_vm_cluster.php b/OracleDatabase/samples/V1/OracleDatabaseClient/create_cloud_vm_cluster.php
index 0dec37682a25..25df81e7b9f7 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/create_cloud_vm_cluster.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/create_cloud_vm_cluster.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/create_db_system.php b/OracleDatabase/samples/V1/OracleDatabaseClient/create_db_system.php
index 8490819170f6..5eb3a663b1b4 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/create_db_system.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/create_db_system.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/create_exadb_vm_cluster.php b/OracleDatabase/samples/V1/OracleDatabaseClient/create_exadb_vm_cluster.php
index 3573dcd60652..5b335c9f8814 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/create_exadb_vm_cluster.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/create_exadb_vm_cluster.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/create_exascale_db_storage_vault.php b/OracleDatabase/samples/V1/OracleDatabaseClient/create_exascale_db_storage_vault.php
index 2673baa2c432..8196e6249e04 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/create_exascale_db_storage_vault.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/create_exascale_db_storage_vault.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/create_odb_network.php b/OracleDatabase/samples/V1/OracleDatabaseClient/create_odb_network.php
index 5e63d091f4b2..a80f90c8592c 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/create_odb_network.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/create_odb_network.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/create_odb_subnet.php b/OracleDatabase/samples/V1/OracleDatabaseClient/create_odb_subnet.php
index 99c21aed85a5..c6c160f6c8c9 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/create_odb_subnet.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/create_odb_subnet.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/delete_autonomous_database.php b/OracleDatabase/samples/V1/OracleDatabaseClient/delete_autonomous_database.php
index 640fdef87a17..30aa8316836b 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/delete_autonomous_database.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/delete_autonomous_database.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/delete_cloud_exadata_infrastructure.php b/OracleDatabase/samples/V1/OracleDatabaseClient/delete_cloud_exadata_infrastructure.php
index 390896e787e6..75badf4110f5 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/delete_cloud_exadata_infrastructure.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/delete_cloud_exadata_infrastructure.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/delete_cloud_vm_cluster.php b/OracleDatabase/samples/V1/OracleDatabaseClient/delete_cloud_vm_cluster.php
index 3524a13161c1..a34d6484d204 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/delete_cloud_vm_cluster.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/delete_cloud_vm_cluster.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/delete_db_system.php b/OracleDatabase/samples/V1/OracleDatabaseClient/delete_db_system.php
index c1ebff2bfa4c..3c66afde6b29 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/delete_db_system.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/delete_db_system.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/delete_exadb_vm_cluster.php b/OracleDatabase/samples/V1/OracleDatabaseClient/delete_exadb_vm_cluster.php
index 8dc9a6a04fcf..8566ea481cf7 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/delete_exadb_vm_cluster.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/delete_exadb_vm_cluster.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/delete_exascale_db_storage_vault.php b/OracleDatabase/samples/V1/OracleDatabaseClient/delete_exascale_db_storage_vault.php
index 6f714a93db0a..8de142b21f95 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/delete_exascale_db_storage_vault.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/delete_exascale_db_storage_vault.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/delete_odb_network.php b/OracleDatabase/samples/V1/OracleDatabaseClient/delete_odb_network.php
index 26671271e86a..467736cdede1 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/delete_odb_network.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/delete_odb_network.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/delete_odb_subnet.php b/OracleDatabase/samples/V1/OracleDatabaseClient/delete_odb_subnet.php
index 5e22670c78d7..add725dc4cfe 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/delete_odb_subnet.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/delete_odb_subnet.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/failover_autonomous_database.php b/OracleDatabase/samples/V1/OracleDatabaseClient/failover_autonomous_database.php
index 52670cc2851d..53e0958677aa 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/failover_autonomous_database.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/failover_autonomous_database.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/generate_autonomous_database_wallet.php b/OracleDatabase/samples/V1/OracleDatabaseClient/generate_autonomous_database_wallet.php
index f16b542bfe2b..8adb53943780 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/generate_autonomous_database_wallet.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/generate_autonomous_database_wallet.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/get_autonomous_database.php b/OracleDatabase/samples/V1/OracleDatabaseClient/get_autonomous_database.php
index eca95808ea65..49f0e56b44f1 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/get_autonomous_database.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/get_autonomous_database.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/get_cloud_exadata_infrastructure.php b/OracleDatabase/samples/V1/OracleDatabaseClient/get_cloud_exadata_infrastructure.php
index 4b3fc1fd9ead..d19a6752b319 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/get_cloud_exadata_infrastructure.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/get_cloud_exadata_infrastructure.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/get_cloud_vm_cluster.php b/OracleDatabase/samples/V1/OracleDatabaseClient/get_cloud_vm_cluster.php
index bc24707483c9..86370b8b369e 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/get_cloud_vm_cluster.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/get_cloud_vm_cluster.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/get_database.php b/OracleDatabase/samples/V1/OracleDatabaseClient/get_database.php
index d0193242f5fe..275efa3f6810 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/get_database.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/get_database.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/get_db_system.php b/OracleDatabase/samples/V1/OracleDatabaseClient/get_db_system.php
index b23c1f0a0442..baf4dd2450c8 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/get_db_system.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/get_db_system.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/get_exadb_vm_cluster.php b/OracleDatabase/samples/V1/OracleDatabaseClient/get_exadb_vm_cluster.php
index 2c09af1adf9e..6a68891de91d 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/get_exadb_vm_cluster.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/get_exadb_vm_cluster.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/get_exascale_db_storage_vault.php b/OracleDatabase/samples/V1/OracleDatabaseClient/get_exascale_db_storage_vault.php
index bef729a68949..36182604a335 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/get_exascale_db_storage_vault.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/get_exascale_db_storage_vault.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/get_location.php b/OracleDatabase/samples/V1/OracleDatabaseClient/get_location.php
index cf2353306d42..0d6fe10844b3 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/get_location.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/get_odb_network.php b/OracleDatabase/samples/V1/OracleDatabaseClient/get_odb_network.php
index 97c7b9ba8c76..6678043038cb 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/get_odb_network.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/get_odb_network.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/get_odb_subnet.php b/OracleDatabase/samples/V1/OracleDatabaseClient/get_odb_subnet.php
index ae068e037669..0e7cb0b1f7eb 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/get_odb_subnet.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/get_odb_subnet.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/get_pluggable_database.php b/OracleDatabase/samples/V1/OracleDatabaseClient/get_pluggable_database.php
index 97fb3f3ff9e0..131d5be01df0 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/get_pluggable_database.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/get_pluggable_database.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/list_autonomous_database_backups.php b/OracleDatabase/samples/V1/OracleDatabaseClient/list_autonomous_database_backups.php
index fe606d521bed..37b623a487bb 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/list_autonomous_database_backups.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/list_autonomous_database_backups.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/list_autonomous_database_character_sets.php b/OracleDatabase/samples/V1/OracleDatabaseClient/list_autonomous_database_character_sets.php
index 418a288b297f..1dc4b836617f 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/list_autonomous_database_character_sets.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/list_autonomous_database_character_sets.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/list_autonomous_databases.php b/OracleDatabase/samples/V1/OracleDatabaseClient/list_autonomous_databases.php
index f2218ad73544..bbb5a128e26b 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/list_autonomous_databases.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/list_autonomous_databases.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/list_autonomous_db_versions.php b/OracleDatabase/samples/V1/OracleDatabaseClient/list_autonomous_db_versions.php
index 559a2b6632eb..57c6d5981833 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/list_autonomous_db_versions.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/list_autonomous_db_versions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/list_cloud_exadata_infrastructures.php b/OracleDatabase/samples/V1/OracleDatabaseClient/list_cloud_exadata_infrastructures.php
index 4695d4e2f5df..fc5e3236d594 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/list_cloud_exadata_infrastructures.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/list_cloud_exadata_infrastructures.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/list_cloud_vm_clusters.php b/OracleDatabase/samples/V1/OracleDatabaseClient/list_cloud_vm_clusters.php
index 797b08fc5195..9727a91063ff 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/list_cloud_vm_clusters.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/list_cloud_vm_clusters.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/list_database_character_sets.php b/OracleDatabase/samples/V1/OracleDatabaseClient/list_database_character_sets.php
index 024c985ee149..a052d0d8c39e 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/list_database_character_sets.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/list_database_character_sets.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/list_databases.php b/OracleDatabase/samples/V1/OracleDatabaseClient/list_databases.php
index f91428349df7..ee4456ef1339 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/list_databases.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/list_databases.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/list_db_nodes.php b/OracleDatabase/samples/V1/OracleDatabaseClient/list_db_nodes.php
index b158234675c6..cdb57aa55232 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/list_db_nodes.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/list_db_nodes.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/list_db_servers.php b/OracleDatabase/samples/V1/OracleDatabaseClient/list_db_servers.php
index becfdaf647e5..47ffadd4d02b 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/list_db_servers.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/list_db_servers.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/list_db_system_initial_storage_sizes.php b/OracleDatabase/samples/V1/OracleDatabaseClient/list_db_system_initial_storage_sizes.php
index 3c76f50f9c85..398fed435861 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/list_db_system_initial_storage_sizes.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/list_db_system_initial_storage_sizes.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/list_db_system_shapes.php b/OracleDatabase/samples/V1/OracleDatabaseClient/list_db_system_shapes.php
index df2f5aa071b9..bcb2557808c5 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/list_db_system_shapes.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/list_db_system_shapes.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/list_db_systems.php b/OracleDatabase/samples/V1/OracleDatabaseClient/list_db_systems.php
index ed2400403536..1a03f1e88c1c 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/list_db_systems.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/list_db_systems.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/list_db_versions.php b/OracleDatabase/samples/V1/OracleDatabaseClient/list_db_versions.php
index 732c92b00e0e..a1a932c46e05 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/list_db_versions.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/list_db_versions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/list_entitlements.php b/OracleDatabase/samples/V1/OracleDatabaseClient/list_entitlements.php
index 37eea298610e..83e54a4e5444 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/list_entitlements.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/list_entitlements.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/list_exadb_vm_clusters.php b/OracleDatabase/samples/V1/OracleDatabaseClient/list_exadb_vm_clusters.php
index 6fbcb9f333f0..d24e7637aeaf 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/list_exadb_vm_clusters.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/list_exadb_vm_clusters.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/list_exascale_db_storage_vaults.php b/OracleDatabase/samples/V1/OracleDatabaseClient/list_exascale_db_storage_vaults.php
index 39e746763f52..8eae79d6a458 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/list_exascale_db_storage_vaults.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/list_exascale_db_storage_vaults.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/list_gi_versions.php b/OracleDatabase/samples/V1/OracleDatabaseClient/list_gi_versions.php
index fefbd333ecf0..56fce60dbcc1 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/list_gi_versions.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/list_gi_versions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/list_locations.php b/OracleDatabase/samples/V1/OracleDatabaseClient/list_locations.php
index 818e698776ed..a83476fb91fd 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/list_locations.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/list_minor_versions.php b/OracleDatabase/samples/V1/OracleDatabaseClient/list_minor_versions.php
index d2d651faf45d..eae17acc228e 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/list_minor_versions.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/list_minor_versions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/list_odb_networks.php b/OracleDatabase/samples/V1/OracleDatabaseClient/list_odb_networks.php
index 4e6462741a62..3a0274170889 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/list_odb_networks.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/list_odb_networks.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/list_odb_subnets.php b/OracleDatabase/samples/V1/OracleDatabaseClient/list_odb_subnets.php
index 4b1322b64d74..fcef1b11e39a 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/list_odb_subnets.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/list_odb_subnets.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/list_pluggable_databases.php b/OracleDatabase/samples/V1/OracleDatabaseClient/list_pluggable_databases.php
index b2bcde78bef9..5103b49681bf 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/list_pluggable_databases.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/list_pluggable_databases.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/remove_virtual_machine_exadb_vm_cluster.php b/OracleDatabase/samples/V1/OracleDatabaseClient/remove_virtual_machine_exadb_vm_cluster.php
index 7d60eab66bc8..281f86ae43d6 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/remove_virtual_machine_exadb_vm_cluster.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/remove_virtual_machine_exadb_vm_cluster.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/restart_autonomous_database.php b/OracleDatabase/samples/V1/OracleDatabaseClient/restart_autonomous_database.php
index 1a3329c0d35f..38e9450790f9 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/restart_autonomous_database.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/restart_autonomous_database.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/restore_autonomous_database.php b/OracleDatabase/samples/V1/OracleDatabaseClient/restore_autonomous_database.php
index 5d0754532160..fe3d5bf298b1 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/restore_autonomous_database.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/restore_autonomous_database.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/start_autonomous_database.php b/OracleDatabase/samples/V1/OracleDatabaseClient/start_autonomous_database.php
index 27a4bcea8953..eab0c9b37313 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/start_autonomous_database.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/start_autonomous_database.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/stop_autonomous_database.php b/OracleDatabase/samples/V1/OracleDatabaseClient/stop_autonomous_database.php
index a582e8e697b2..a2bea0b44e60 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/stop_autonomous_database.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/stop_autonomous_database.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/switchover_autonomous_database.php b/OracleDatabase/samples/V1/OracleDatabaseClient/switchover_autonomous_database.php
index ab9a37a6ae90..3f3afa11fd5d 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/switchover_autonomous_database.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/switchover_autonomous_database.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/update_autonomous_database.php b/OracleDatabase/samples/V1/OracleDatabaseClient/update_autonomous_database.php
index 7c2b27d0eae2..047a80dfed23 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/update_autonomous_database.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/update_autonomous_database.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/samples/V1/OracleDatabaseClient/update_exadb_vm_cluster.php b/OracleDatabase/samples/V1/OracleDatabaseClient/update_exadb_vm_cluster.php
index dd0ada6136cc..84fd8c37eaff 100644
--- a/OracleDatabase/samples/V1/OracleDatabaseClient/update_exadb_vm_cluster.php
+++ b/OracleDatabase/samples/V1/OracleDatabaseClient/update_exadb_vm_cluster.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/src/V1/Client/OracleDatabaseClient.php b/OracleDatabase/src/V1/Client/OracleDatabaseClient.php
index 0e20151c03fe..7a3a984cf0e1 100644
--- a/OracleDatabase/src/V1/Client/OracleDatabaseClient.php
+++ b/OracleDatabase/src/V1/Client/OracleDatabaseClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/src/V1/resources/oracle_database_descriptor_config.php b/OracleDatabase/src/V1/resources/oracle_database_descriptor_config.php
index e85d7be80885..768556ae6a45 100644
--- a/OracleDatabase/src/V1/resources/oracle_database_descriptor_config.php
+++ b/OracleDatabase/src/V1/resources/oracle_database_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/src/V1/resources/oracle_database_rest_client_config.php b/OracleDatabase/src/V1/resources/oracle_database_rest_client_config.php
index 908a099de6e9..28b6befd5709 100644
--- a/OracleDatabase/src/V1/resources/oracle_database_rest_client_config.php
+++ b/OracleDatabase/src/V1/resources/oracle_database_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OracleDatabase/tests/Unit/V1/Client/OracleDatabaseClientTest.php b/OracleDatabase/tests/Unit/V1/Client/OracleDatabaseClientTest.php
index 5c24eb612adc..4117db5130f0 100644
--- a/OracleDatabase/tests/Unit/V1/Client/OracleDatabaseClientTest.php
+++ b/OracleDatabase/tests/Unit/V1/Client/OracleDatabaseClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/owlbot.py b/OrchestrationAirflow/owlbot.py
index 50fcdda8113c..606370c88dc5 100644
--- a/OrchestrationAirflow/owlbot.py
+++ b/OrchestrationAirflow/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/EnvironmentsClient/check_upgrade.php b/OrchestrationAirflow/samples/V1/EnvironmentsClient/check_upgrade.php
index 90a3c9bfb574..4d4fe1335f38 100644
--- a/OrchestrationAirflow/samples/V1/EnvironmentsClient/check_upgrade.php
+++ b/OrchestrationAirflow/samples/V1/EnvironmentsClient/check_upgrade.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/EnvironmentsClient/create_environment.php b/OrchestrationAirflow/samples/V1/EnvironmentsClient/create_environment.php
index d37835bfcc2a..5bad3dfdaa9d 100644
--- a/OrchestrationAirflow/samples/V1/EnvironmentsClient/create_environment.php
+++ b/OrchestrationAirflow/samples/V1/EnvironmentsClient/create_environment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/EnvironmentsClient/create_user_workloads_config_map.php b/OrchestrationAirflow/samples/V1/EnvironmentsClient/create_user_workloads_config_map.php
index 677d81d34399..6d496090e466 100644
--- a/OrchestrationAirflow/samples/V1/EnvironmentsClient/create_user_workloads_config_map.php
+++ b/OrchestrationAirflow/samples/V1/EnvironmentsClient/create_user_workloads_config_map.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/EnvironmentsClient/create_user_workloads_secret.php b/OrchestrationAirflow/samples/V1/EnvironmentsClient/create_user_workloads_secret.php
index 412011957bfb..9c93468bedd3 100644
--- a/OrchestrationAirflow/samples/V1/EnvironmentsClient/create_user_workloads_secret.php
+++ b/OrchestrationAirflow/samples/V1/EnvironmentsClient/create_user_workloads_secret.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/EnvironmentsClient/database_failover.php b/OrchestrationAirflow/samples/V1/EnvironmentsClient/database_failover.php
index bd659382f3be..b0763df5d0ae 100644
--- a/OrchestrationAirflow/samples/V1/EnvironmentsClient/database_failover.php
+++ b/OrchestrationAirflow/samples/V1/EnvironmentsClient/database_failover.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/EnvironmentsClient/delete_environment.php b/OrchestrationAirflow/samples/V1/EnvironmentsClient/delete_environment.php
index 752498c89149..327cac3e78d7 100644
--- a/OrchestrationAirflow/samples/V1/EnvironmentsClient/delete_environment.php
+++ b/OrchestrationAirflow/samples/V1/EnvironmentsClient/delete_environment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/EnvironmentsClient/delete_user_workloads_config_map.php b/OrchestrationAirflow/samples/V1/EnvironmentsClient/delete_user_workloads_config_map.php
index 8d15d1f7b215..0d36bc960e91 100644
--- a/OrchestrationAirflow/samples/V1/EnvironmentsClient/delete_user_workloads_config_map.php
+++ b/OrchestrationAirflow/samples/V1/EnvironmentsClient/delete_user_workloads_config_map.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/EnvironmentsClient/delete_user_workloads_secret.php b/OrchestrationAirflow/samples/V1/EnvironmentsClient/delete_user_workloads_secret.php
index 014dfb41cb81..3051c8b59ed0 100644
--- a/OrchestrationAirflow/samples/V1/EnvironmentsClient/delete_user_workloads_secret.php
+++ b/OrchestrationAirflow/samples/V1/EnvironmentsClient/delete_user_workloads_secret.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/EnvironmentsClient/execute_airflow_command.php b/OrchestrationAirflow/samples/V1/EnvironmentsClient/execute_airflow_command.php
index 3ce734539a4d..36489fa13a81 100644
--- a/OrchestrationAirflow/samples/V1/EnvironmentsClient/execute_airflow_command.php
+++ b/OrchestrationAirflow/samples/V1/EnvironmentsClient/execute_airflow_command.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/EnvironmentsClient/fetch_database_properties.php b/OrchestrationAirflow/samples/V1/EnvironmentsClient/fetch_database_properties.php
index a57c2aaf9b6a..bbf2d53096ec 100644
--- a/OrchestrationAirflow/samples/V1/EnvironmentsClient/fetch_database_properties.php
+++ b/OrchestrationAirflow/samples/V1/EnvironmentsClient/fetch_database_properties.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/EnvironmentsClient/get_environment.php b/OrchestrationAirflow/samples/V1/EnvironmentsClient/get_environment.php
index 611b5ccd44de..fbc93cfa803a 100644
--- a/OrchestrationAirflow/samples/V1/EnvironmentsClient/get_environment.php
+++ b/OrchestrationAirflow/samples/V1/EnvironmentsClient/get_environment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/EnvironmentsClient/get_user_workloads_config_map.php b/OrchestrationAirflow/samples/V1/EnvironmentsClient/get_user_workloads_config_map.php
index 478b9062380a..137fe37c1a39 100644
--- a/OrchestrationAirflow/samples/V1/EnvironmentsClient/get_user_workloads_config_map.php
+++ b/OrchestrationAirflow/samples/V1/EnvironmentsClient/get_user_workloads_config_map.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/EnvironmentsClient/get_user_workloads_secret.php b/OrchestrationAirflow/samples/V1/EnvironmentsClient/get_user_workloads_secret.php
index 7df33ea88703..9a141cc4cc48 100644
--- a/OrchestrationAirflow/samples/V1/EnvironmentsClient/get_user_workloads_secret.php
+++ b/OrchestrationAirflow/samples/V1/EnvironmentsClient/get_user_workloads_secret.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/EnvironmentsClient/list_environments.php b/OrchestrationAirflow/samples/V1/EnvironmentsClient/list_environments.php
index 7b124fd1b979..7d2ec9c62029 100644
--- a/OrchestrationAirflow/samples/V1/EnvironmentsClient/list_environments.php
+++ b/OrchestrationAirflow/samples/V1/EnvironmentsClient/list_environments.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/EnvironmentsClient/list_user_workloads_config_maps.php b/OrchestrationAirflow/samples/V1/EnvironmentsClient/list_user_workloads_config_maps.php
index bb0351d7d583..50e769172e26 100644
--- a/OrchestrationAirflow/samples/V1/EnvironmentsClient/list_user_workloads_config_maps.php
+++ b/OrchestrationAirflow/samples/V1/EnvironmentsClient/list_user_workloads_config_maps.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/EnvironmentsClient/list_user_workloads_secrets.php b/OrchestrationAirflow/samples/V1/EnvironmentsClient/list_user_workloads_secrets.php
index a25f51d68c97..b9a0fad551df 100644
--- a/OrchestrationAirflow/samples/V1/EnvironmentsClient/list_user_workloads_secrets.php
+++ b/OrchestrationAirflow/samples/V1/EnvironmentsClient/list_user_workloads_secrets.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/EnvironmentsClient/list_workloads.php b/OrchestrationAirflow/samples/V1/EnvironmentsClient/list_workloads.php
index 88c7227cfcdb..67d34aec55f9 100644
--- a/OrchestrationAirflow/samples/V1/EnvironmentsClient/list_workloads.php
+++ b/OrchestrationAirflow/samples/V1/EnvironmentsClient/list_workloads.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/EnvironmentsClient/load_snapshot.php b/OrchestrationAirflow/samples/V1/EnvironmentsClient/load_snapshot.php
index 4496f46c105d..931a30209056 100644
--- a/OrchestrationAirflow/samples/V1/EnvironmentsClient/load_snapshot.php
+++ b/OrchestrationAirflow/samples/V1/EnvironmentsClient/load_snapshot.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/EnvironmentsClient/poll_airflow_command.php b/OrchestrationAirflow/samples/V1/EnvironmentsClient/poll_airflow_command.php
index 86310a32f8c6..8743b135ec4a 100644
--- a/OrchestrationAirflow/samples/V1/EnvironmentsClient/poll_airflow_command.php
+++ b/OrchestrationAirflow/samples/V1/EnvironmentsClient/poll_airflow_command.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/EnvironmentsClient/save_snapshot.php b/OrchestrationAirflow/samples/V1/EnvironmentsClient/save_snapshot.php
index 03dde9318e3d..c77c56000d8f 100644
--- a/OrchestrationAirflow/samples/V1/EnvironmentsClient/save_snapshot.php
+++ b/OrchestrationAirflow/samples/V1/EnvironmentsClient/save_snapshot.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/EnvironmentsClient/stop_airflow_command.php b/OrchestrationAirflow/samples/V1/EnvironmentsClient/stop_airflow_command.php
index 6ea48de44752..2d8205f452d7 100644
--- a/OrchestrationAirflow/samples/V1/EnvironmentsClient/stop_airflow_command.php
+++ b/OrchestrationAirflow/samples/V1/EnvironmentsClient/stop_airflow_command.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/EnvironmentsClient/update_environment.php b/OrchestrationAirflow/samples/V1/EnvironmentsClient/update_environment.php
index b271c809975e..3927b85c15a9 100644
--- a/OrchestrationAirflow/samples/V1/EnvironmentsClient/update_environment.php
+++ b/OrchestrationAirflow/samples/V1/EnvironmentsClient/update_environment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/EnvironmentsClient/update_user_workloads_config_map.php b/OrchestrationAirflow/samples/V1/EnvironmentsClient/update_user_workloads_config_map.php
index ab7e31e0a61c..ff2627137820 100644
--- a/OrchestrationAirflow/samples/V1/EnvironmentsClient/update_user_workloads_config_map.php
+++ b/OrchestrationAirflow/samples/V1/EnvironmentsClient/update_user_workloads_config_map.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/EnvironmentsClient/update_user_workloads_secret.php b/OrchestrationAirflow/samples/V1/EnvironmentsClient/update_user_workloads_secret.php
index ace141e5ae9c..37996af97a4e 100644
--- a/OrchestrationAirflow/samples/V1/EnvironmentsClient/update_user_workloads_secret.php
+++ b/OrchestrationAirflow/samples/V1/EnvironmentsClient/update_user_workloads_secret.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/samples/V1/ImageVersionsClient/list_image_versions.php b/OrchestrationAirflow/samples/V1/ImageVersionsClient/list_image_versions.php
index 7ad22f17bb0e..8f9d73c5ed88 100644
--- a/OrchestrationAirflow/samples/V1/ImageVersionsClient/list_image_versions.php
+++ b/OrchestrationAirflow/samples/V1/ImageVersionsClient/list_image_versions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/src/V1/Client/EnvironmentsClient.php b/OrchestrationAirflow/src/V1/Client/EnvironmentsClient.php
index 06672c64772d..c899464cf132 100644
--- a/OrchestrationAirflow/src/V1/Client/EnvironmentsClient.php
+++ b/OrchestrationAirflow/src/V1/Client/EnvironmentsClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/src/V1/Client/ImageVersionsClient.php b/OrchestrationAirflow/src/V1/Client/ImageVersionsClient.php
index 6198faac4af6..d611d4ab700f 100644
--- a/OrchestrationAirflow/src/V1/Client/ImageVersionsClient.php
+++ b/OrchestrationAirflow/src/V1/Client/ImageVersionsClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/src/V1/resources/environments_descriptor_config.php b/OrchestrationAirflow/src/V1/resources/environments_descriptor_config.php
index 3865c7a2b3d0..41adf072c777 100644
--- a/OrchestrationAirflow/src/V1/resources/environments_descriptor_config.php
+++ b/OrchestrationAirflow/src/V1/resources/environments_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/src/V1/resources/environments_rest_client_config.php b/OrchestrationAirflow/src/V1/resources/environments_rest_client_config.php
index bed86b569fa3..be3cb3cfa14d 100644
--- a/OrchestrationAirflow/src/V1/resources/environments_rest_client_config.php
+++ b/OrchestrationAirflow/src/V1/resources/environments_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/src/V1/resources/image_versions_descriptor_config.php b/OrchestrationAirflow/src/V1/resources/image_versions_descriptor_config.php
index 1eb232f5660d..b804befd398e 100644
--- a/OrchestrationAirflow/src/V1/resources/image_versions_descriptor_config.php
+++ b/OrchestrationAirflow/src/V1/resources/image_versions_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/src/V1/resources/image_versions_rest_client_config.php b/OrchestrationAirflow/src/V1/resources/image_versions_rest_client_config.php
index e999b9722e51..f170f5c458b9 100644
--- a/OrchestrationAirflow/src/V1/resources/image_versions_rest_client_config.php
+++ b/OrchestrationAirflow/src/V1/resources/image_versions_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/tests/Unit/V1/Client/EnvironmentsClientTest.php b/OrchestrationAirflow/tests/Unit/V1/Client/EnvironmentsClientTest.php
index 1008bd039356..845bf06ab190 100644
--- a/OrchestrationAirflow/tests/Unit/V1/Client/EnvironmentsClientTest.php
+++ b/OrchestrationAirflow/tests/Unit/V1/Client/EnvironmentsClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrchestrationAirflow/tests/Unit/V1/Client/ImageVersionsClientTest.php b/OrchestrationAirflow/tests/Unit/V1/Client/ImageVersionsClientTest.php
index 004f85045789..627090dfc848 100644
--- a/OrchestrationAirflow/tests/Unit/V1/Client/ImageVersionsClientTest.php
+++ b/OrchestrationAirflow/tests/Unit/V1/Client/ImageVersionsClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrgPolicy/owlbot.py b/OrgPolicy/owlbot.py
index 65ed98858356..1461e9434ae0 100644
--- a/OrgPolicy/owlbot.py
+++ b/OrgPolicy/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/OrgPolicy/samples/V2/OrgPolicyClient/create_custom_constraint.php b/OrgPolicy/samples/V2/OrgPolicyClient/create_custom_constraint.php
index e6fd1673762d..c078732386f4 100644
--- a/OrgPolicy/samples/V2/OrgPolicyClient/create_custom_constraint.php
+++ b/OrgPolicy/samples/V2/OrgPolicyClient/create_custom_constraint.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrgPolicy/samples/V2/OrgPolicyClient/create_policy.php b/OrgPolicy/samples/V2/OrgPolicyClient/create_policy.php
index 698220fe9d07..81329ff35378 100644
--- a/OrgPolicy/samples/V2/OrgPolicyClient/create_policy.php
+++ b/OrgPolicy/samples/V2/OrgPolicyClient/create_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrgPolicy/samples/V2/OrgPolicyClient/delete_custom_constraint.php b/OrgPolicy/samples/V2/OrgPolicyClient/delete_custom_constraint.php
index 9da5624a1c51..38ea91f8e8e6 100644
--- a/OrgPolicy/samples/V2/OrgPolicyClient/delete_custom_constraint.php
+++ b/OrgPolicy/samples/V2/OrgPolicyClient/delete_custom_constraint.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrgPolicy/samples/V2/OrgPolicyClient/delete_policy.php b/OrgPolicy/samples/V2/OrgPolicyClient/delete_policy.php
index 854170e93479..82ac7b090027 100644
--- a/OrgPolicy/samples/V2/OrgPolicyClient/delete_policy.php
+++ b/OrgPolicy/samples/V2/OrgPolicyClient/delete_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrgPolicy/samples/V2/OrgPolicyClient/get_custom_constraint.php b/OrgPolicy/samples/V2/OrgPolicyClient/get_custom_constraint.php
index 845000ada222..b39227153a6a 100644
--- a/OrgPolicy/samples/V2/OrgPolicyClient/get_custom_constraint.php
+++ b/OrgPolicy/samples/V2/OrgPolicyClient/get_custom_constraint.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrgPolicy/samples/V2/OrgPolicyClient/get_effective_policy.php b/OrgPolicy/samples/V2/OrgPolicyClient/get_effective_policy.php
index 62b6cfa0b717..09bff7e38dd2 100644
--- a/OrgPolicy/samples/V2/OrgPolicyClient/get_effective_policy.php
+++ b/OrgPolicy/samples/V2/OrgPolicyClient/get_effective_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrgPolicy/samples/V2/OrgPolicyClient/get_policy.php b/OrgPolicy/samples/V2/OrgPolicyClient/get_policy.php
index 814e2a1966d4..5296e2ef1b54 100644
--- a/OrgPolicy/samples/V2/OrgPolicyClient/get_policy.php
+++ b/OrgPolicy/samples/V2/OrgPolicyClient/get_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrgPolicy/samples/V2/OrgPolicyClient/list_constraints.php b/OrgPolicy/samples/V2/OrgPolicyClient/list_constraints.php
index 48f402e40b41..490796771bfa 100644
--- a/OrgPolicy/samples/V2/OrgPolicyClient/list_constraints.php
+++ b/OrgPolicy/samples/V2/OrgPolicyClient/list_constraints.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrgPolicy/samples/V2/OrgPolicyClient/list_custom_constraints.php b/OrgPolicy/samples/V2/OrgPolicyClient/list_custom_constraints.php
index 76b1120751c4..73ec5dffdd20 100644
--- a/OrgPolicy/samples/V2/OrgPolicyClient/list_custom_constraints.php
+++ b/OrgPolicy/samples/V2/OrgPolicyClient/list_custom_constraints.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrgPolicy/samples/V2/OrgPolicyClient/list_policies.php b/OrgPolicy/samples/V2/OrgPolicyClient/list_policies.php
index 00ac362626ba..2d2401bdeab2 100644
--- a/OrgPolicy/samples/V2/OrgPolicyClient/list_policies.php
+++ b/OrgPolicy/samples/V2/OrgPolicyClient/list_policies.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrgPolicy/samples/V2/OrgPolicyClient/update_custom_constraint.php b/OrgPolicy/samples/V2/OrgPolicyClient/update_custom_constraint.php
index f930077d4e90..dc034f9e2a5e 100644
--- a/OrgPolicy/samples/V2/OrgPolicyClient/update_custom_constraint.php
+++ b/OrgPolicy/samples/V2/OrgPolicyClient/update_custom_constraint.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrgPolicy/samples/V2/OrgPolicyClient/update_policy.php b/OrgPolicy/samples/V2/OrgPolicyClient/update_policy.php
index 42fa2c483127..d85a758c625a 100644
--- a/OrgPolicy/samples/V2/OrgPolicyClient/update_policy.php
+++ b/OrgPolicy/samples/V2/OrgPolicyClient/update_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrgPolicy/src/V2/Client/OrgPolicyClient.php b/OrgPolicy/src/V2/Client/OrgPolicyClient.php
index 3a96e0004bd1..ed4969f9ff71 100644
--- a/OrgPolicy/src/V2/Client/OrgPolicyClient.php
+++ b/OrgPolicy/src/V2/Client/OrgPolicyClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrgPolicy/src/V2/resources/org_policy_descriptor_config.php b/OrgPolicy/src/V2/resources/org_policy_descriptor_config.php
index 797825a2e765..25048ff56a59 100644
--- a/OrgPolicy/src/V2/resources/org_policy_descriptor_config.php
+++ b/OrgPolicy/src/V2/resources/org_policy_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrgPolicy/src/V2/resources/org_policy_rest_client_config.php b/OrgPolicy/src/V2/resources/org_policy_rest_client_config.php
index cb54175b8f87..1f2549c8bae1 100644
--- a/OrgPolicy/src/V2/resources/org_policy_rest_client_config.php
+++ b/OrgPolicy/src/V2/resources/org_policy_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OrgPolicy/tests/Unit/V2/Client/OrgPolicyClientTest.php b/OrgPolicy/tests/Unit/V2/Client/OrgPolicyClientTest.php
index f65371295daf..2a2330a8496a 100644
--- a/OrgPolicy/tests/Unit/V2/Client/OrgPolicyClientTest.php
+++ b/OrgPolicy/tests/Unit/V2/Client/OrgPolicyClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/owlbot.py b/OsConfig/owlbot.py
index 01a2f7469d5e..3db8189356f3 100644
--- a/OsConfig/owlbot.py
+++ b/OsConfig/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/OsConfig/samples/V1/OsConfigServiceClient/cancel_patch_job.php b/OsConfig/samples/V1/OsConfigServiceClient/cancel_patch_job.php
index eb11102b2caa..dfee388564fe 100644
--- a/OsConfig/samples/V1/OsConfigServiceClient/cancel_patch_job.php
+++ b/OsConfig/samples/V1/OsConfigServiceClient/cancel_patch_job.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/samples/V1/OsConfigServiceClient/create_patch_deployment.php b/OsConfig/samples/V1/OsConfigServiceClient/create_patch_deployment.php
index 3831e8830fcb..9e3f22a11f9d 100644
--- a/OsConfig/samples/V1/OsConfigServiceClient/create_patch_deployment.php
+++ b/OsConfig/samples/V1/OsConfigServiceClient/create_patch_deployment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/samples/V1/OsConfigServiceClient/delete_patch_deployment.php b/OsConfig/samples/V1/OsConfigServiceClient/delete_patch_deployment.php
index 17fa5d999f3a..e8ad059a2f1d 100644
--- a/OsConfig/samples/V1/OsConfigServiceClient/delete_patch_deployment.php
+++ b/OsConfig/samples/V1/OsConfigServiceClient/delete_patch_deployment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/samples/V1/OsConfigServiceClient/execute_patch_job.php b/OsConfig/samples/V1/OsConfigServiceClient/execute_patch_job.php
index a4a33337ced2..ac4445584c91 100644
--- a/OsConfig/samples/V1/OsConfigServiceClient/execute_patch_job.php
+++ b/OsConfig/samples/V1/OsConfigServiceClient/execute_patch_job.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/samples/V1/OsConfigServiceClient/get_patch_deployment.php b/OsConfig/samples/V1/OsConfigServiceClient/get_patch_deployment.php
index 822c09242b0a..ef2e510fefa4 100644
--- a/OsConfig/samples/V1/OsConfigServiceClient/get_patch_deployment.php
+++ b/OsConfig/samples/V1/OsConfigServiceClient/get_patch_deployment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/samples/V1/OsConfigServiceClient/get_patch_job.php b/OsConfig/samples/V1/OsConfigServiceClient/get_patch_job.php
index 19e9dfc84331..cb30ba51db00 100644
--- a/OsConfig/samples/V1/OsConfigServiceClient/get_patch_job.php
+++ b/OsConfig/samples/V1/OsConfigServiceClient/get_patch_job.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/samples/V1/OsConfigServiceClient/list_patch_deployments.php b/OsConfig/samples/V1/OsConfigServiceClient/list_patch_deployments.php
index 9bc2331040bc..c58ccbfb759d 100644
--- a/OsConfig/samples/V1/OsConfigServiceClient/list_patch_deployments.php
+++ b/OsConfig/samples/V1/OsConfigServiceClient/list_patch_deployments.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/samples/V1/OsConfigServiceClient/list_patch_job_instance_details.php b/OsConfig/samples/V1/OsConfigServiceClient/list_patch_job_instance_details.php
index c9483843d134..d65b7982ac61 100644
--- a/OsConfig/samples/V1/OsConfigServiceClient/list_patch_job_instance_details.php
+++ b/OsConfig/samples/V1/OsConfigServiceClient/list_patch_job_instance_details.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/samples/V1/OsConfigServiceClient/list_patch_jobs.php b/OsConfig/samples/V1/OsConfigServiceClient/list_patch_jobs.php
index 11c31162bdab..dea1c045fc9c 100644
--- a/OsConfig/samples/V1/OsConfigServiceClient/list_patch_jobs.php
+++ b/OsConfig/samples/V1/OsConfigServiceClient/list_patch_jobs.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/samples/V1/OsConfigServiceClient/pause_patch_deployment.php b/OsConfig/samples/V1/OsConfigServiceClient/pause_patch_deployment.php
index 46980d8c68ad..1242dbb45c63 100644
--- a/OsConfig/samples/V1/OsConfigServiceClient/pause_patch_deployment.php
+++ b/OsConfig/samples/V1/OsConfigServiceClient/pause_patch_deployment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/samples/V1/OsConfigServiceClient/resume_patch_deployment.php b/OsConfig/samples/V1/OsConfigServiceClient/resume_patch_deployment.php
index 31f0fa8e46c1..be40ba2cc268 100644
--- a/OsConfig/samples/V1/OsConfigServiceClient/resume_patch_deployment.php
+++ b/OsConfig/samples/V1/OsConfigServiceClient/resume_patch_deployment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/samples/V1/OsConfigServiceClient/update_patch_deployment.php b/OsConfig/samples/V1/OsConfigServiceClient/update_patch_deployment.php
index 5bbf33caa1bd..a688a113efe0 100644
--- a/OsConfig/samples/V1/OsConfigServiceClient/update_patch_deployment.php
+++ b/OsConfig/samples/V1/OsConfigServiceClient/update_patch_deployment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/samples/V1/OsConfigZonalServiceClient/create_os_policy_assignment.php b/OsConfig/samples/V1/OsConfigZonalServiceClient/create_os_policy_assignment.php
index 46e7679d241c..3a8738452405 100644
--- a/OsConfig/samples/V1/OsConfigZonalServiceClient/create_os_policy_assignment.php
+++ b/OsConfig/samples/V1/OsConfigZonalServiceClient/create_os_policy_assignment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/samples/V1/OsConfigZonalServiceClient/delete_os_policy_assignment.php b/OsConfig/samples/V1/OsConfigZonalServiceClient/delete_os_policy_assignment.php
index 1523db7c65f9..904b463e4066 100644
--- a/OsConfig/samples/V1/OsConfigZonalServiceClient/delete_os_policy_assignment.php
+++ b/OsConfig/samples/V1/OsConfigZonalServiceClient/delete_os_policy_assignment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/samples/V1/OsConfigZonalServiceClient/get_inventory.php b/OsConfig/samples/V1/OsConfigZonalServiceClient/get_inventory.php
index c3dc13b87098..09c80c533be0 100644
--- a/OsConfig/samples/V1/OsConfigZonalServiceClient/get_inventory.php
+++ b/OsConfig/samples/V1/OsConfigZonalServiceClient/get_inventory.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/samples/V1/OsConfigZonalServiceClient/get_os_policy_assignment.php b/OsConfig/samples/V1/OsConfigZonalServiceClient/get_os_policy_assignment.php
index 47671e8a43d3..786718c80734 100644
--- a/OsConfig/samples/V1/OsConfigZonalServiceClient/get_os_policy_assignment.php
+++ b/OsConfig/samples/V1/OsConfigZonalServiceClient/get_os_policy_assignment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/samples/V1/OsConfigZonalServiceClient/get_os_policy_assignment_report.php b/OsConfig/samples/V1/OsConfigZonalServiceClient/get_os_policy_assignment_report.php
index 5660c706444e..e8ead61c1a19 100644
--- a/OsConfig/samples/V1/OsConfigZonalServiceClient/get_os_policy_assignment_report.php
+++ b/OsConfig/samples/V1/OsConfigZonalServiceClient/get_os_policy_assignment_report.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/samples/V1/OsConfigZonalServiceClient/get_vulnerability_report.php b/OsConfig/samples/V1/OsConfigZonalServiceClient/get_vulnerability_report.php
index 3cafe64010b2..1ebd906c3815 100644
--- a/OsConfig/samples/V1/OsConfigZonalServiceClient/get_vulnerability_report.php
+++ b/OsConfig/samples/V1/OsConfigZonalServiceClient/get_vulnerability_report.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/samples/V1/OsConfigZonalServiceClient/list_inventories.php b/OsConfig/samples/V1/OsConfigZonalServiceClient/list_inventories.php
index 8ba017e2bcb7..28111a4ccfaf 100644
--- a/OsConfig/samples/V1/OsConfigZonalServiceClient/list_inventories.php
+++ b/OsConfig/samples/V1/OsConfigZonalServiceClient/list_inventories.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/samples/V1/OsConfigZonalServiceClient/list_os_policy_assignment_reports.php b/OsConfig/samples/V1/OsConfigZonalServiceClient/list_os_policy_assignment_reports.php
index ac87faaf589d..92faf0207f2e 100644
--- a/OsConfig/samples/V1/OsConfigZonalServiceClient/list_os_policy_assignment_reports.php
+++ b/OsConfig/samples/V1/OsConfigZonalServiceClient/list_os_policy_assignment_reports.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/samples/V1/OsConfigZonalServiceClient/list_os_policy_assignment_revisions.php b/OsConfig/samples/V1/OsConfigZonalServiceClient/list_os_policy_assignment_revisions.php
index ed38a64a343c..68064fe058a5 100644
--- a/OsConfig/samples/V1/OsConfigZonalServiceClient/list_os_policy_assignment_revisions.php
+++ b/OsConfig/samples/V1/OsConfigZonalServiceClient/list_os_policy_assignment_revisions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/samples/V1/OsConfigZonalServiceClient/list_os_policy_assignments.php b/OsConfig/samples/V1/OsConfigZonalServiceClient/list_os_policy_assignments.php
index 4e8d57a588d0..139b65da0ab7 100644
--- a/OsConfig/samples/V1/OsConfigZonalServiceClient/list_os_policy_assignments.php
+++ b/OsConfig/samples/V1/OsConfigZonalServiceClient/list_os_policy_assignments.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/samples/V1/OsConfigZonalServiceClient/list_vulnerability_reports.php b/OsConfig/samples/V1/OsConfigZonalServiceClient/list_vulnerability_reports.php
index af8688960d6e..a5170390d8de 100644
--- a/OsConfig/samples/V1/OsConfigZonalServiceClient/list_vulnerability_reports.php
+++ b/OsConfig/samples/V1/OsConfigZonalServiceClient/list_vulnerability_reports.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/samples/V1/OsConfigZonalServiceClient/update_os_policy_assignment.php b/OsConfig/samples/V1/OsConfigZonalServiceClient/update_os_policy_assignment.php
index b9a39287860c..77080bb6811b 100644
--- a/OsConfig/samples/V1/OsConfigZonalServiceClient/update_os_policy_assignment.php
+++ b/OsConfig/samples/V1/OsConfigZonalServiceClient/update_os_policy_assignment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/src/V1/Client/OsConfigServiceClient.php b/OsConfig/src/V1/Client/OsConfigServiceClient.php
index d95531e9e150..7cb690db5414 100644
--- a/OsConfig/src/V1/Client/OsConfigServiceClient.php
+++ b/OsConfig/src/V1/Client/OsConfigServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/src/V1/Client/OsConfigZonalServiceClient.php b/OsConfig/src/V1/Client/OsConfigZonalServiceClient.php
index a5fe1fb9b2af..97056d4dc56c 100644
--- a/OsConfig/src/V1/Client/OsConfigZonalServiceClient.php
+++ b/OsConfig/src/V1/Client/OsConfigZonalServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/src/V1/resources/os_config_service_descriptor_config.php b/OsConfig/src/V1/resources/os_config_service_descriptor_config.php
index 9ea9f6165176..24da14098079 100644
--- a/OsConfig/src/V1/resources/os_config_service_descriptor_config.php
+++ b/OsConfig/src/V1/resources/os_config_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/src/V1/resources/os_config_service_rest_client_config.php b/OsConfig/src/V1/resources/os_config_service_rest_client_config.php
index eefb6ab786c2..4dd30be49887 100644
--- a/OsConfig/src/V1/resources/os_config_service_rest_client_config.php
+++ b/OsConfig/src/V1/resources/os_config_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/src/V1/resources/os_config_zonal_service_descriptor_config.php b/OsConfig/src/V1/resources/os_config_zonal_service_descriptor_config.php
index c02c4e8d16c9..3d3f16d97793 100644
--- a/OsConfig/src/V1/resources/os_config_zonal_service_descriptor_config.php
+++ b/OsConfig/src/V1/resources/os_config_zonal_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/src/V1/resources/os_config_zonal_service_rest_client_config.php b/OsConfig/src/V1/resources/os_config_zonal_service_rest_client_config.php
index 5ac6fb548708..091390e07361 100644
--- a/OsConfig/src/V1/resources/os_config_zonal_service_rest_client_config.php
+++ b/OsConfig/src/V1/resources/os_config_zonal_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/tests/Unit/V1/Client/OsConfigServiceClientTest.php b/OsConfig/tests/Unit/V1/Client/OsConfigServiceClientTest.php
index 693cb81c1244..3f8da1343574 100644
--- a/OsConfig/tests/Unit/V1/Client/OsConfigServiceClientTest.php
+++ b/OsConfig/tests/Unit/V1/Client/OsConfigServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsConfig/tests/Unit/V1/Client/OsConfigZonalServiceClientTest.php b/OsConfig/tests/Unit/V1/Client/OsConfigZonalServiceClientTest.php
index e3027d5f8073..79d05fdfbecc 100644
--- a/OsConfig/tests/Unit/V1/Client/OsConfigZonalServiceClientTest.php
+++ b/OsConfig/tests/Unit/V1/Client/OsConfigZonalServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsLogin/owlbot.py b/OsLogin/owlbot.py
index 694aa26503b7..e4e43d9a921f 100644
--- a/OsLogin/owlbot.py
+++ b/OsLogin/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/OsLogin/samples/V1/OsLoginServiceClient/create_ssh_public_key.php b/OsLogin/samples/V1/OsLoginServiceClient/create_ssh_public_key.php
index 7982cd116c93..33ff70d0ba67 100644
--- a/OsLogin/samples/V1/OsLoginServiceClient/create_ssh_public_key.php
+++ b/OsLogin/samples/V1/OsLoginServiceClient/create_ssh_public_key.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsLogin/samples/V1/OsLoginServiceClient/delete_posix_account.php b/OsLogin/samples/V1/OsLoginServiceClient/delete_posix_account.php
index 08ab2459781a..ae36b4e7aa4c 100644
--- a/OsLogin/samples/V1/OsLoginServiceClient/delete_posix_account.php
+++ b/OsLogin/samples/V1/OsLoginServiceClient/delete_posix_account.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsLogin/samples/V1/OsLoginServiceClient/delete_ssh_public_key.php b/OsLogin/samples/V1/OsLoginServiceClient/delete_ssh_public_key.php
index 1d1254655a5f..0efed9407459 100644
--- a/OsLogin/samples/V1/OsLoginServiceClient/delete_ssh_public_key.php
+++ b/OsLogin/samples/V1/OsLoginServiceClient/delete_ssh_public_key.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsLogin/samples/V1/OsLoginServiceClient/get_login_profile.php b/OsLogin/samples/V1/OsLoginServiceClient/get_login_profile.php
index a234c46492b2..2f916549dd0e 100644
--- a/OsLogin/samples/V1/OsLoginServiceClient/get_login_profile.php
+++ b/OsLogin/samples/V1/OsLoginServiceClient/get_login_profile.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsLogin/samples/V1/OsLoginServiceClient/get_ssh_public_key.php b/OsLogin/samples/V1/OsLoginServiceClient/get_ssh_public_key.php
index d8ec39cce60b..d20b137a52cf 100644
--- a/OsLogin/samples/V1/OsLoginServiceClient/get_ssh_public_key.php
+++ b/OsLogin/samples/V1/OsLoginServiceClient/get_ssh_public_key.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsLogin/samples/V1/OsLoginServiceClient/import_ssh_public_key.php b/OsLogin/samples/V1/OsLoginServiceClient/import_ssh_public_key.php
index eb0920ac56dd..332adb9924f2 100644
--- a/OsLogin/samples/V1/OsLoginServiceClient/import_ssh_public_key.php
+++ b/OsLogin/samples/V1/OsLoginServiceClient/import_ssh_public_key.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsLogin/samples/V1/OsLoginServiceClient/update_ssh_public_key.php b/OsLogin/samples/V1/OsLoginServiceClient/update_ssh_public_key.php
index 834ccf726578..813d48c77601 100644
--- a/OsLogin/samples/V1/OsLoginServiceClient/update_ssh_public_key.php
+++ b/OsLogin/samples/V1/OsLoginServiceClient/update_ssh_public_key.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsLogin/src/V1/Client/OsLoginServiceClient.php b/OsLogin/src/V1/Client/OsLoginServiceClient.php
index e6bbe78c0298..ebad51f41247 100644
--- a/OsLogin/src/V1/Client/OsLoginServiceClient.php
+++ b/OsLogin/src/V1/Client/OsLoginServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsLogin/src/V1/resources/os_login_service_descriptor_config.php b/OsLogin/src/V1/resources/os_login_service_descriptor_config.php
index f76e9c8d302a..837403e4e1d9 100644
--- a/OsLogin/src/V1/resources/os_login_service_descriptor_config.php
+++ b/OsLogin/src/V1/resources/os_login_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsLogin/src/V1/resources/os_login_service_rest_client_config.php b/OsLogin/src/V1/resources/os_login_service_rest_client_config.php
index 6eaa81999f32..738c7612c46b 100644
--- a/OsLogin/src/V1/resources/os_login_service_rest_client_config.php
+++ b/OsLogin/src/V1/resources/os_login_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/OsLogin/tests/Unit/V1/Client/OsLoginServiceClientTest.php b/OsLogin/tests/Unit/V1/Client/OsLoginServiceClientTest.php
index 3c05c974f528..70a6c5b26806 100644
--- a/OsLogin/tests/Unit/V1/Client/OsLoginServiceClientTest.php
+++ b/OsLogin/tests/Unit/V1/Client/OsLoginServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/owlbot.py b/Parallelstore/owlbot.py
index 12502e802d0e..d10953f761eb 100644
--- a/Parallelstore/owlbot.py
+++ b/Parallelstore/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/Parallelstore/samples/V1/ParallelstoreClient/create_instance.php b/Parallelstore/samples/V1/ParallelstoreClient/create_instance.php
index 56f45bf3e947..3cb69f688b0f 100644
--- a/Parallelstore/samples/V1/ParallelstoreClient/create_instance.php
+++ b/Parallelstore/samples/V1/ParallelstoreClient/create_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/samples/V1/ParallelstoreClient/delete_instance.php b/Parallelstore/samples/V1/ParallelstoreClient/delete_instance.php
index 8202d349d9ba..ded97e54befc 100644
--- a/Parallelstore/samples/V1/ParallelstoreClient/delete_instance.php
+++ b/Parallelstore/samples/V1/ParallelstoreClient/delete_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/samples/V1/ParallelstoreClient/export_data.php b/Parallelstore/samples/V1/ParallelstoreClient/export_data.php
index 9a64b7551feb..c596a0da54f0 100644
--- a/Parallelstore/samples/V1/ParallelstoreClient/export_data.php
+++ b/Parallelstore/samples/V1/ParallelstoreClient/export_data.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/samples/V1/ParallelstoreClient/get_instance.php b/Parallelstore/samples/V1/ParallelstoreClient/get_instance.php
index aba7bdaedf3d..64cb91631579 100644
--- a/Parallelstore/samples/V1/ParallelstoreClient/get_instance.php
+++ b/Parallelstore/samples/V1/ParallelstoreClient/get_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/samples/V1/ParallelstoreClient/get_location.php b/Parallelstore/samples/V1/ParallelstoreClient/get_location.php
index 0950b50a4c68..783e75cd80e9 100644
--- a/Parallelstore/samples/V1/ParallelstoreClient/get_location.php
+++ b/Parallelstore/samples/V1/ParallelstoreClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/samples/V1/ParallelstoreClient/import_data.php b/Parallelstore/samples/V1/ParallelstoreClient/import_data.php
index a4e745a904ed..e8931f218e05 100644
--- a/Parallelstore/samples/V1/ParallelstoreClient/import_data.php
+++ b/Parallelstore/samples/V1/ParallelstoreClient/import_data.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/samples/V1/ParallelstoreClient/list_instances.php b/Parallelstore/samples/V1/ParallelstoreClient/list_instances.php
index 8388dfa1a884..9218693f1697 100644
--- a/Parallelstore/samples/V1/ParallelstoreClient/list_instances.php
+++ b/Parallelstore/samples/V1/ParallelstoreClient/list_instances.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/samples/V1/ParallelstoreClient/list_locations.php b/Parallelstore/samples/V1/ParallelstoreClient/list_locations.php
index 05b2ed1ff36a..770c9d8ad12e 100644
--- a/Parallelstore/samples/V1/ParallelstoreClient/list_locations.php
+++ b/Parallelstore/samples/V1/ParallelstoreClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/samples/V1/ParallelstoreClient/update_instance.php b/Parallelstore/samples/V1/ParallelstoreClient/update_instance.php
index a4aff2499ae7..4847cdc329a5 100644
--- a/Parallelstore/samples/V1/ParallelstoreClient/update_instance.php
+++ b/Parallelstore/samples/V1/ParallelstoreClient/update_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/samples/V1beta/ParallelstoreClient/create_instance.php b/Parallelstore/samples/V1beta/ParallelstoreClient/create_instance.php
index a167a3c68518..10ac36478bb5 100644
--- a/Parallelstore/samples/V1beta/ParallelstoreClient/create_instance.php
+++ b/Parallelstore/samples/V1beta/ParallelstoreClient/create_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/samples/V1beta/ParallelstoreClient/delete_instance.php b/Parallelstore/samples/V1beta/ParallelstoreClient/delete_instance.php
index bc9e448eef16..4c848958f5ee 100644
--- a/Parallelstore/samples/V1beta/ParallelstoreClient/delete_instance.php
+++ b/Parallelstore/samples/V1beta/ParallelstoreClient/delete_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/samples/V1beta/ParallelstoreClient/export_data.php b/Parallelstore/samples/V1beta/ParallelstoreClient/export_data.php
index 7ff721f7a80e..fe6e86b35cf6 100644
--- a/Parallelstore/samples/V1beta/ParallelstoreClient/export_data.php
+++ b/Parallelstore/samples/V1beta/ParallelstoreClient/export_data.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/samples/V1beta/ParallelstoreClient/get_instance.php b/Parallelstore/samples/V1beta/ParallelstoreClient/get_instance.php
index 4ac319b07fce..7810e1ca60ee 100644
--- a/Parallelstore/samples/V1beta/ParallelstoreClient/get_instance.php
+++ b/Parallelstore/samples/V1beta/ParallelstoreClient/get_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/samples/V1beta/ParallelstoreClient/get_location.php b/Parallelstore/samples/V1beta/ParallelstoreClient/get_location.php
index a20382fc3d3e..0425ec5f9617 100644
--- a/Parallelstore/samples/V1beta/ParallelstoreClient/get_location.php
+++ b/Parallelstore/samples/V1beta/ParallelstoreClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/samples/V1beta/ParallelstoreClient/import_data.php b/Parallelstore/samples/V1beta/ParallelstoreClient/import_data.php
index 2bed07a1b4ba..859bb0501b01 100644
--- a/Parallelstore/samples/V1beta/ParallelstoreClient/import_data.php
+++ b/Parallelstore/samples/V1beta/ParallelstoreClient/import_data.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/samples/V1beta/ParallelstoreClient/list_instances.php b/Parallelstore/samples/V1beta/ParallelstoreClient/list_instances.php
index 3c500ce1f285..8d57fd260f90 100644
--- a/Parallelstore/samples/V1beta/ParallelstoreClient/list_instances.php
+++ b/Parallelstore/samples/V1beta/ParallelstoreClient/list_instances.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/samples/V1beta/ParallelstoreClient/list_locations.php b/Parallelstore/samples/V1beta/ParallelstoreClient/list_locations.php
index 914034ce8fea..0fd0e6d37908 100644
--- a/Parallelstore/samples/V1beta/ParallelstoreClient/list_locations.php
+++ b/Parallelstore/samples/V1beta/ParallelstoreClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/samples/V1beta/ParallelstoreClient/update_instance.php b/Parallelstore/samples/V1beta/ParallelstoreClient/update_instance.php
index 6d1a4798aee8..0def451047ba 100644
--- a/Parallelstore/samples/V1beta/ParallelstoreClient/update_instance.php
+++ b/Parallelstore/samples/V1beta/ParallelstoreClient/update_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/src/V1/Client/ParallelstoreClient.php b/Parallelstore/src/V1/Client/ParallelstoreClient.php
index 4d82244f2016..d8b7d0472657 100644
--- a/Parallelstore/src/V1/Client/ParallelstoreClient.php
+++ b/Parallelstore/src/V1/Client/ParallelstoreClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/src/V1/resources/parallelstore_descriptor_config.php b/Parallelstore/src/V1/resources/parallelstore_descriptor_config.php
index 8f886377a798..23bece3bc1f0 100644
--- a/Parallelstore/src/V1/resources/parallelstore_descriptor_config.php
+++ b/Parallelstore/src/V1/resources/parallelstore_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/src/V1/resources/parallelstore_rest_client_config.php b/Parallelstore/src/V1/resources/parallelstore_rest_client_config.php
index f7d9fb7afb54..08bdd03026e5 100644
--- a/Parallelstore/src/V1/resources/parallelstore_rest_client_config.php
+++ b/Parallelstore/src/V1/resources/parallelstore_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/src/V1beta/Client/ParallelstoreClient.php b/Parallelstore/src/V1beta/Client/ParallelstoreClient.php
index 3bf11e16c664..caf7188ae6b5 100644
--- a/Parallelstore/src/V1beta/Client/ParallelstoreClient.php
+++ b/Parallelstore/src/V1beta/Client/ParallelstoreClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/src/V1beta/resources/parallelstore_descriptor_config.php b/Parallelstore/src/V1beta/resources/parallelstore_descriptor_config.php
index 6ff219c559f2..8d38d920d197 100644
--- a/Parallelstore/src/V1beta/resources/parallelstore_descriptor_config.php
+++ b/Parallelstore/src/V1beta/resources/parallelstore_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/src/V1beta/resources/parallelstore_rest_client_config.php b/Parallelstore/src/V1beta/resources/parallelstore_rest_client_config.php
index f1562b87effb..5726dc4976a5 100644
--- a/Parallelstore/src/V1beta/resources/parallelstore_rest_client_config.php
+++ b/Parallelstore/src/V1beta/resources/parallelstore_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/tests/Unit/V1/Client/ParallelstoreClientTest.php b/Parallelstore/tests/Unit/V1/Client/ParallelstoreClientTest.php
index 0453788ed2cc..3b1123c18175 100644
--- a/Parallelstore/tests/Unit/V1/Client/ParallelstoreClientTest.php
+++ b/Parallelstore/tests/Unit/V1/Client/ParallelstoreClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Parallelstore/tests/Unit/V1beta/Client/ParallelstoreClientTest.php b/Parallelstore/tests/Unit/V1beta/Client/ParallelstoreClientTest.php
index fce42908a97f..81ad30305f4b 100644
--- a/Parallelstore/tests/Unit/V1beta/Client/ParallelstoreClientTest.php
+++ b/Parallelstore/tests/Unit/V1beta/Client/ParallelstoreClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ParameterManager/owlbot.py b/ParameterManager/owlbot.py
index 45a763dc5496..cae2ecd109e6 100644
--- a/ParameterManager/owlbot.py
+++ b/ParameterManager/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2024 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/ParameterManager/samples/V1/ParameterManagerClient/create_parameter.php b/ParameterManager/samples/V1/ParameterManagerClient/create_parameter.php
index e8230ffcee4f..332b9b74baf6 100644
--- a/ParameterManager/samples/V1/ParameterManagerClient/create_parameter.php
+++ b/ParameterManager/samples/V1/ParameterManagerClient/create_parameter.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ParameterManager/samples/V1/ParameterManagerClient/create_parameter_version.php b/ParameterManager/samples/V1/ParameterManagerClient/create_parameter_version.php
index 84a9a93e363e..24ca23cd7fb9 100644
--- a/ParameterManager/samples/V1/ParameterManagerClient/create_parameter_version.php
+++ b/ParameterManager/samples/V1/ParameterManagerClient/create_parameter_version.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ParameterManager/samples/V1/ParameterManagerClient/delete_parameter.php b/ParameterManager/samples/V1/ParameterManagerClient/delete_parameter.php
index 2198a140365f..e9716b95be7f 100644
--- a/ParameterManager/samples/V1/ParameterManagerClient/delete_parameter.php
+++ b/ParameterManager/samples/V1/ParameterManagerClient/delete_parameter.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ParameterManager/samples/V1/ParameterManagerClient/delete_parameter_version.php b/ParameterManager/samples/V1/ParameterManagerClient/delete_parameter_version.php
index d7eb9a27cd7a..a4262afdd592 100644
--- a/ParameterManager/samples/V1/ParameterManagerClient/delete_parameter_version.php
+++ b/ParameterManager/samples/V1/ParameterManagerClient/delete_parameter_version.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ParameterManager/samples/V1/ParameterManagerClient/get_location.php b/ParameterManager/samples/V1/ParameterManagerClient/get_location.php
index ed93a505e551..52079a091df1 100644
--- a/ParameterManager/samples/V1/ParameterManagerClient/get_location.php
+++ b/ParameterManager/samples/V1/ParameterManagerClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ParameterManager/samples/V1/ParameterManagerClient/get_parameter.php b/ParameterManager/samples/V1/ParameterManagerClient/get_parameter.php
index 4e0996315f29..49c50dcaee21 100644
--- a/ParameterManager/samples/V1/ParameterManagerClient/get_parameter.php
+++ b/ParameterManager/samples/V1/ParameterManagerClient/get_parameter.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ParameterManager/samples/V1/ParameterManagerClient/get_parameter_version.php b/ParameterManager/samples/V1/ParameterManagerClient/get_parameter_version.php
index 1064499bc072..b7dbc1631c60 100644
--- a/ParameterManager/samples/V1/ParameterManagerClient/get_parameter_version.php
+++ b/ParameterManager/samples/V1/ParameterManagerClient/get_parameter_version.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ParameterManager/samples/V1/ParameterManagerClient/list_locations.php b/ParameterManager/samples/V1/ParameterManagerClient/list_locations.php
index 557afc074dbe..fc66a3f276e7 100644
--- a/ParameterManager/samples/V1/ParameterManagerClient/list_locations.php
+++ b/ParameterManager/samples/V1/ParameterManagerClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ParameterManager/samples/V1/ParameterManagerClient/list_parameter_versions.php b/ParameterManager/samples/V1/ParameterManagerClient/list_parameter_versions.php
index ff58d1f91f01..05d330ecc1cc 100644
--- a/ParameterManager/samples/V1/ParameterManagerClient/list_parameter_versions.php
+++ b/ParameterManager/samples/V1/ParameterManagerClient/list_parameter_versions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ParameterManager/samples/V1/ParameterManagerClient/list_parameters.php b/ParameterManager/samples/V1/ParameterManagerClient/list_parameters.php
index da67c2994786..7da40c4d4501 100644
--- a/ParameterManager/samples/V1/ParameterManagerClient/list_parameters.php
+++ b/ParameterManager/samples/V1/ParameterManagerClient/list_parameters.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ParameterManager/samples/V1/ParameterManagerClient/render_parameter_version.php b/ParameterManager/samples/V1/ParameterManagerClient/render_parameter_version.php
index 2ad0d6d91f8b..d270dba2c40e 100644
--- a/ParameterManager/samples/V1/ParameterManagerClient/render_parameter_version.php
+++ b/ParameterManager/samples/V1/ParameterManagerClient/render_parameter_version.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ParameterManager/samples/V1/ParameterManagerClient/update_parameter.php b/ParameterManager/samples/V1/ParameterManagerClient/update_parameter.php
index 39c0b3f7e826..41bfa978a68c 100644
--- a/ParameterManager/samples/V1/ParameterManagerClient/update_parameter.php
+++ b/ParameterManager/samples/V1/ParameterManagerClient/update_parameter.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ParameterManager/samples/V1/ParameterManagerClient/update_parameter_version.php b/ParameterManager/samples/V1/ParameterManagerClient/update_parameter_version.php
index a5a777506807..8728a86313bb 100644
--- a/ParameterManager/samples/V1/ParameterManagerClient/update_parameter_version.php
+++ b/ParameterManager/samples/V1/ParameterManagerClient/update_parameter_version.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ParameterManager/src/V1/Client/ParameterManagerClient.php b/ParameterManager/src/V1/Client/ParameterManagerClient.php
index 7d15d2754036..5d54116a7af0 100644
--- a/ParameterManager/src/V1/Client/ParameterManagerClient.php
+++ b/ParameterManager/src/V1/Client/ParameterManagerClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ParameterManager/src/V1/resources/parameter_manager_descriptor_config.php b/ParameterManager/src/V1/resources/parameter_manager_descriptor_config.php
index 3d0a651ebbb1..ee2be16d7dbd 100644
--- a/ParameterManager/src/V1/resources/parameter_manager_descriptor_config.php
+++ b/ParameterManager/src/V1/resources/parameter_manager_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ParameterManager/src/V1/resources/parameter_manager_rest_client_config.php b/ParameterManager/src/V1/resources/parameter_manager_rest_client_config.php
index 55ae431ad2f7..3808d4a12d1f 100644
--- a/ParameterManager/src/V1/resources/parameter_manager_rest_client_config.php
+++ b/ParameterManager/src/V1/resources/parameter_manager_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ParameterManager/tests/Unit/V1/Client/ParameterManagerClientTest.php b/ParameterManager/tests/Unit/V1/Client/ParameterManagerClientTest.php
index a5e7786a46ac..34ff0ac4ce69 100644
--- a/ParameterManager/tests/Unit/V1/Client/ParameterManagerClientTest.php
+++ b/ParameterManager/tests/Unit/V1/Client/ParameterManagerClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicySimulator/owlbot.py b/PolicySimulator/owlbot.py
index 7b728520db6b..b440e80060a9 100644
--- a/PolicySimulator/owlbot.py
+++ b/PolicySimulator/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/PolicySimulator/samples/V1/OrgPolicyViolationsPreviewServiceClient/create_org_policy_violations_preview.php b/PolicySimulator/samples/V1/OrgPolicyViolationsPreviewServiceClient/create_org_policy_violations_preview.php
index 6ff504fe855b..793146f852e6 100644
--- a/PolicySimulator/samples/V1/OrgPolicyViolationsPreviewServiceClient/create_org_policy_violations_preview.php
+++ b/PolicySimulator/samples/V1/OrgPolicyViolationsPreviewServiceClient/create_org_policy_violations_preview.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicySimulator/samples/V1/OrgPolicyViolationsPreviewServiceClient/get_org_policy_violations_preview.php b/PolicySimulator/samples/V1/OrgPolicyViolationsPreviewServiceClient/get_org_policy_violations_preview.php
index 0ba8cd2ec3df..ee89842b4f15 100644
--- a/PolicySimulator/samples/V1/OrgPolicyViolationsPreviewServiceClient/get_org_policy_violations_preview.php
+++ b/PolicySimulator/samples/V1/OrgPolicyViolationsPreviewServiceClient/get_org_policy_violations_preview.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicySimulator/samples/V1/OrgPolicyViolationsPreviewServiceClient/list_org_policy_violations.php b/PolicySimulator/samples/V1/OrgPolicyViolationsPreviewServiceClient/list_org_policy_violations.php
index 38f981e74d23..06feff10b5f1 100644
--- a/PolicySimulator/samples/V1/OrgPolicyViolationsPreviewServiceClient/list_org_policy_violations.php
+++ b/PolicySimulator/samples/V1/OrgPolicyViolationsPreviewServiceClient/list_org_policy_violations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicySimulator/samples/V1/OrgPolicyViolationsPreviewServiceClient/list_org_policy_violations_previews.php b/PolicySimulator/samples/V1/OrgPolicyViolationsPreviewServiceClient/list_org_policy_violations_previews.php
index ce28ecd316e0..e0f94e3d5ec8 100644
--- a/PolicySimulator/samples/V1/OrgPolicyViolationsPreviewServiceClient/list_org_policy_violations_previews.php
+++ b/PolicySimulator/samples/V1/OrgPolicyViolationsPreviewServiceClient/list_org_policy_violations_previews.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicySimulator/samples/V1/SimulatorClient/create_replay.php b/PolicySimulator/samples/V1/SimulatorClient/create_replay.php
index b155612b29e4..0b7e8b2fd695 100644
--- a/PolicySimulator/samples/V1/SimulatorClient/create_replay.php
+++ b/PolicySimulator/samples/V1/SimulatorClient/create_replay.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicySimulator/samples/V1/SimulatorClient/get_replay.php b/PolicySimulator/samples/V1/SimulatorClient/get_replay.php
index 6d07c07580b4..54b6d6f9ac6c 100644
--- a/PolicySimulator/samples/V1/SimulatorClient/get_replay.php
+++ b/PolicySimulator/samples/V1/SimulatorClient/get_replay.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicySimulator/samples/V1/SimulatorClient/list_replay_results.php b/PolicySimulator/samples/V1/SimulatorClient/list_replay_results.php
index e78424ed334f..f8f2349419b8 100644
--- a/PolicySimulator/samples/V1/SimulatorClient/list_replay_results.php
+++ b/PolicySimulator/samples/V1/SimulatorClient/list_replay_results.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicySimulator/src/V1/Client/OrgPolicyViolationsPreviewServiceClient.php b/PolicySimulator/src/V1/Client/OrgPolicyViolationsPreviewServiceClient.php
index e2f05d08ecf4..f68d390a2317 100644
--- a/PolicySimulator/src/V1/Client/OrgPolicyViolationsPreviewServiceClient.php
+++ b/PolicySimulator/src/V1/Client/OrgPolicyViolationsPreviewServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicySimulator/src/V1/Client/SimulatorClient.php b/PolicySimulator/src/V1/Client/SimulatorClient.php
index 5306924168e6..7f39db9536e6 100644
--- a/PolicySimulator/src/V1/Client/SimulatorClient.php
+++ b/PolicySimulator/src/V1/Client/SimulatorClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicySimulator/src/V1/resources/org_policy_violations_preview_service_descriptor_config.php b/PolicySimulator/src/V1/resources/org_policy_violations_preview_service_descriptor_config.php
index 72403bd5f57d..34a15e0c9671 100644
--- a/PolicySimulator/src/V1/resources/org_policy_violations_preview_service_descriptor_config.php
+++ b/PolicySimulator/src/V1/resources/org_policy_violations_preview_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicySimulator/src/V1/resources/org_policy_violations_preview_service_rest_client_config.php b/PolicySimulator/src/V1/resources/org_policy_violations_preview_service_rest_client_config.php
index bf1812f14bd2..b17bf27ba157 100644
--- a/PolicySimulator/src/V1/resources/org_policy_violations_preview_service_rest_client_config.php
+++ b/PolicySimulator/src/V1/resources/org_policy_violations_preview_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicySimulator/src/V1/resources/simulator_descriptor_config.php b/PolicySimulator/src/V1/resources/simulator_descriptor_config.php
index 41343ed6c523..920cdf7b14e2 100644
--- a/PolicySimulator/src/V1/resources/simulator_descriptor_config.php
+++ b/PolicySimulator/src/V1/resources/simulator_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicySimulator/src/V1/resources/simulator_rest_client_config.php b/PolicySimulator/src/V1/resources/simulator_rest_client_config.php
index e045bfcb91dd..f7e899def52d 100644
--- a/PolicySimulator/src/V1/resources/simulator_rest_client_config.php
+++ b/PolicySimulator/src/V1/resources/simulator_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicySimulator/tests/Unit/V1/Client/OrgPolicyViolationsPreviewServiceClientTest.php b/PolicySimulator/tests/Unit/V1/Client/OrgPolicyViolationsPreviewServiceClientTest.php
index d26437f90cee..d8d0c9ba4f57 100644
--- a/PolicySimulator/tests/Unit/V1/Client/OrgPolicyViolationsPreviewServiceClientTest.php
+++ b/PolicySimulator/tests/Unit/V1/Client/OrgPolicyViolationsPreviewServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicySimulator/tests/Unit/V1/Client/SimulatorClientTest.php b/PolicySimulator/tests/Unit/V1/Client/SimulatorClientTest.php
index 6fc3a908f0d1..0d5e0625cef4 100644
--- a/PolicySimulator/tests/Unit/V1/Client/SimulatorClientTest.php
+++ b/PolicySimulator/tests/Unit/V1/Client/SimulatorClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicyTroubleshooter/owlbot.py b/PolicyTroubleshooter/owlbot.py
index cfe3d39a6192..0410beb9c5a3 100644
--- a/PolicyTroubleshooter/owlbot.py
+++ b/PolicyTroubleshooter/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/PolicyTroubleshooter/samples/V1/IamCheckerClient/troubleshoot_iam_policy.php b/PolicyTroubleshooter/samples/V1/IamCheckerClient/troubleshoot_iam_policy.php
index 2b43a164c83f..3e7468146c7f 100644
--- a/PolicyTroubleshooter/samples/V1/IamCheckerClient/troubleshoot_iam_policy.php
+++ b/PolicyTroubleshooter/samples/V1/IamCheckerClient/troubleshoot_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicyTroubleshooter/src/V1/Client/IamCheckerClient.php b/PolicyTroubleshooter/src/V1/Client/IamCheckerClient.php
index 2201747546e1..1d2f51a016c1 100644
--- a/PolicyTroubleshooter/src/V1/Client/IamCheckerClient.php
+++ b/PolicyTroubleshooter/src/V1/Client/IamCheckerClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicyTroubleshooter/src/V1/resources/iam_checker_descriptor_config.php b/PolicyTroubleshooter/src/V1/resources/iam_checker_descriptor_config.php
index b1fe76c28bb6..61b3d8eab1d1 100644
--- a/PolicyTroubleshooter/src/V1/resources/iam_checker_descriptor_config.php
+++ b/PolicyTroubleshooter/src/V1/resources/iam_checker_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicyTroubleshooter/src/V1/resources/iam_checker_rest_client_config.php b/PolicyTroubleshooter/src/V1/resources/iam_checker_rest_client_config.php
index 35b80f85afd1..f49863937c39 100644
--- a/PolicyTroubleshooter/src/V1/resources/iam_checker_rest_client_config.php
+++ b/PolicyTroubleshooter/src/V1/resources/iam_checker_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicyTroubleshooter/tests/Unit/V1/Client/IamCheckerClientTest.php b/PolicyTroubleshooter/tests/Unit/V1/Client/IamCheckerClientTest.php
index 5e15b70cc321..88e6396668c9 100644
--- a/PolicyTroubleshooter/tests/Unit/V1/Client/IamCheckerClientTest.php
+++ b/PolicyTroubleshooter/tests/Unit/V1/Client/IamCheckerClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicyTroubleshooterIam/owlbot.py b/PolicyTroubleshooterIam/owlbot.py
index 71fcd98a4b9b..835955c688ae 100644
--- a/PolicyTroubleshooterIam/owlbot.py
+++ b/PolicyTroubleshooterIam/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/PolicyTroubleshooterIam/samples/V3/PolicyTroubleshooterClient/troubleshoot_iam_policy.php b/PolicyTroubleshooterIam/samples/V3/PolicyTroubleshooterClient/troubleshoot_iam_policy.php
index 5dabb6b906cb..0a371ceebbd8 100644
--- a/PolicyTroubleshooterIam/samples/V3/PolicyTroubleshooterClient/troubleshoot_iam_policy.php
+++ b/PolicyTroubleshooterIam/samples/V3/PolicyTroubleshooterClient/troubleshoot_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicyTroubleshooterIam/src/V3/Client/PolicyTroubleshooterClient.php b/PolicyTroubleshooterIam/src/V3/Client/PolicyTroubleshooterClient.php
index 8ddf3d7a2969..06d15f7de98c 100644
--- a/PolicyTroubleshooterIam/src/V3/Client/PolicyTroubleshooterClient.php
+++ b/PolicyTroubleshooterIam/src/V3/Client/PolicyTroubleshooterClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicyTroubleshooterIam/src/V3/resources/policy_troubleshooter_descriptor_config.php b/PolicyTroubleshooterIam/src/V3/resources/policy_troubleshooter_descriptor_config.php
index b6365012b5d6..5cdfad5ec674 100644
--- a/PolicyTroubleshooterIam/src/V3/resources/policy_troubleshooter_descriptor_config.php
+++ b/PolicyTroubleshooterIam/src/V3/resources/policy_troubleshooter_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicyTroubleshooterIam/src/V3/resources/policy_troubleshooter_rest_client_config.php b/PolicyTroubleshooterIam/src/V3/resources/policy_troubleshooter_rest_client_config.php
index 1fa971fc5cf6..ea9ec7754318 100644
--- a/PolicyTroubleshooterIam/src/V3/resources/policy_troubleshooter_rest_client_config.php
+++ b/PolicyTroubleshooterIam/src/V3/resources/policy_troubleshooter_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PolicyTroubleshooterIam/tests/Unit/V3/Client/PolicyTroubleshooterClientTest.php b/PolicyTroubleshooterIam/tests/Unit/V3/Client/PolicyTroubleshooterClientTest.php
index 290ed7ee8f8e..4c3d1f040c0e 100644
--- a/PolicyTroubleshooterIam/tests/Unit/V3/Client/PolicyTroubleshooterClientTest.php
+++ b/PolicyTroubleshooterIam/tests/Unit/V3/Client/PolicyTroubleshooterClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivateCatalog/owlbot.py b/PrivateCatalog/owlbot.py
index 5471e17bf931..b89058c390ff 100644
--- a/PrivateCatalog/owlbot.py
+++ b/PrivateCatalog/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2024 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/PrivateCatalog/samples/V1beta1/PrivateCatalogClient/search_catalogs.php b/PrivateCatalog/samples/V1beta1/PrivateCatalogClient/search_catalogs.php
index 8d74aac1faba..da3543d62653 100644
--- a/PrivateCatalog/samples/V1beta1/PrivateCatalogClient/search_catalogs.php
+++ b/PrivateCatalog/samples/V1beta1/PrivateCatalogClient/search_catalogs.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivateCatalog/samples/V1beta1/PrivateCatalogClient/search_products.php b/PrivateCatalog/samples/V1beta1/PrivateCatalogClient/search_products.php
index 204e83774c1d..2385ce266648 100644
--- a/PrivateCatalog/samples/V1beta1/PrivateCatalogClient/search_products.php
+++ b/PrivateCatalog/samples/V1beta1/PrivateCatalogClient/search_products.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivateCatalog/samples/V1beta1/PrivateCatalogClient/search_versions.php b/PrivateCatalog/samples/V1beta1/PrivateCatalogClient/search_versions.php
index 1ebd3291ca62..5cfff552e543 100644
--- a/PrivateCatalog/samples/V1beta1/PrivateCatalogClient/search_versions.php
+++ b/PrivateCatalog/samples/V1beta1/PrivateCatalogClient/search_versions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivateCatalog/src/V1beta1/Client/PrivateCatalogClient.php b/PrivateCatalog/src/V1beta1/Client/PrivateCatalogClient.php
index e3a5fa92b589..25596ab511dc 100644
--- a/PrivateCatalog/src/V1beta1/Client/PrivateCatalogClient.php
+++ b/PrivateCatalog/src/V1beta1/Client/PrivateCatalogClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivateCatalog/src/V1beta1/resources/private_catalog_descriptor_config.php b/PrivateCatalog/src/V1beta1/resources/private_catalog_descriptor_config.php
index 28920e23950d..88ef32a09cdb 100644
--- a/PrivateCatalog/src/V1beta1/resources/private_catalog_descriptor_config.php
+++ b/PrivateCatalog/src/V1beta1/resources/private_catalog_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivateCatalog/src/V1beta1/resources/private_catalog_rest_client_config.php b/PrivateCatalog/src/V1beta1/resources/private_catalog_rest_client_config.php
index af11787e28b2..689d7a2b7edd 100644
--- a/PrivateCatalog/src/V1beta1/resources/private_catalog_rest_client_config.php
+++ b/PrivateCatalog/src/V1beta1/resources/private_catalog_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivateCatalog/tests/Unit/V1beta1/Client/PrivateCatalogClientTest.php b/PrivateCatalog/tests/Unit/V1beta1/Client/PrivateCatalogClientTest.php
index d058556641b9..781ff98ee494 100644
--- a/PrivateCatalog/tests/Unit/V1beta1/Client/PrivateCatalogClientTest.php
+++ b/PrivateCatalog/tests/Unit/V1beta1/Client/PrivateCatalogClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivilegedAccessManager/owlbot.py b/PrivilegedAccessManager/owlbot.py
index 5942e13840a9..51f1df39c44c 100644
--- a/PrivilegedAccessManager/owlbot.py
+++ b/PrivilegedAccessManager/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/approve_grant.php b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/approve_grant.php
index 05834ac27aca..448d20fcd826 100644
--- a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/approve_grant.php
+++ b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/approve_grant.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/check_onboarding_status.php b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/check_onboarding_status.php
index 27397e94e9e8..8984459d8845 100644
--- a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/check_onboarding_status.php
+++ b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/check_onboarding_status.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/create_entitlement.php b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/create_entitlement.php
index a0fe55e15716..2918e237c6ea 100644
--- a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/create_entitlement.php
+++ b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/create_entitlement.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/create_grant.php b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/create_grant.php
index 17db7704940b..e57f6d5bbc14 100644
--- a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/create_grant.php
+++ b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/create_grant.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/delete_entitlement.php b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/delete_entitlement.php
index cd0537c801a5..ae904df54688 100644
--- a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/delete_entitlement.php
+++ b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/delete_entitlement.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/deny_grant.php b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/deny_grant.php
index 974f96ea468f..21196620584e 100644
--- a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/deny_grant.php
+++ b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/deny_grant.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/get_entitlement.php b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/get_entitlement.php
index c878c1ad4742..fb154e61ff9e 100644
--- a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/get_entitlement.php
+++ b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/get_entitlement.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/get_grant.php b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/get_grant.php
index a9e743f430ee..df5773fb6259 100644
--- a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/get_grant.php
+++ b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/get_grant.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/get_location.php b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/get_location.php
index b02af6346a38..348d294caaa4 100644
--- a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/get_location.php
+++ b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/list_entitlements.php b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/list_entitlements.php
index 114740d454ed..07a82cd6845b 100644
--- a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/list_entitlements.php
+++ b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/list_entitlements.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/list_grants.php b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/list_grants.php
index 66ca9108974c..ac2c0b409cea 100644
--- a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/list_grants.php
+++ b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/list_grants.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/list_locations.php b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/list_locations.php
index 70df0f2bbf5b..310dfc14ee0a 100644
--- a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/list_locations.php
+++ b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/revoke_grant.php b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/revoke_grant.php
index b1a0fc69e1ff..1c490aae475e 100644
--- a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/revoke_grant.php
+++ b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/revoke_grant.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/search_entitlements.php b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/search_entitlements.php
index cc8638429b26..c6e106097d24 100644
--- a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/search_entitlements.php
+++ b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/search_entitlements.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/search_grants.php b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/search_grants.php
index 8fe879c79976..b987a7ecd66d 100644
--- a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/search_grants.php
+++ b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/search_grants.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/update_entitlement.php b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/update_entitlement.php
index 8fb6bacf1440..20f3c0e77895 100644
--- a/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/update_entitlement.php
+++ b/PrivilegedAccessManager/samples/V1/PrivilegedAccessManagerClient/update_entitlement.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivilegedAccessManager/src/V1/Client/PrivilegedAccessManagerClient.php b/PrivilegedAccessManager/src/V1/Client/PrivilegedAccessManagerClient.php
index f0630071d675..6ee6f89ef22f 100644
--- a/PrivilegedAccessManager/src/V1/Client/PrivilegedAccessManagerClient.php
+++ b/PrivilegedAccessManager/src/V1/Client/PrivilegedAccessManagerClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivilegedAccessManager/src/V1/resources/privileged_access_manager_descriptor_config.php b/PrivilegedAccessManager/src/V1/resources/privileged_access_manager_descriptor_config.php
index d18ec8a088eb..ffe0c458e6fc 100644
--- a/PrivilegedAccessManager/src/V1/resources/privileged_access_manager_descriptor_config.php
+++ b/PrivilegedAccessManager/src/V1/resources/privileged_access_manager_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivilegedAccessManager/src/V1/resources/privileged_access_manager_rest_client_config.php b/PrivilegedAccessManager/src/V1/resources/privileged_access_manager_rest_client_config.php
index 646f631df4f6..67e65e62c39c 100644
--- a/PrivilegedAccessManager/src/V1/resources/privileged_access_manager_rest_client_config.php
+++ b/PrivilegedAccessManager/src/V1/resources/privileged_access_manager_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PrivilegedAccessManager/tests/Unit/V1/Client/PrivilegedAccessManagerClientTest.php b/PrivilegedAccessManager/tests/Unit/V1/Client/PrivilegedAccessManagerClientTest.php
index 0addd66bef65..a1e8b1a06f99 100644
--- a/PrivilegedAccessManager/tests/Unit/V1/Client/PrivilegedAccessManagerClientTest.php
+++ b/PrivilegedAccessManager/tests/Unit/V1/Client/PrivilegedAccessManagerClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Profiler/owlbot.py b/Profiler/owlbot.py
index cb9c6a7a505b..6e481f0482d9 100644
--- a/Profiler/owlbot.py
+++ b/Profiler/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/Profiler/samples/V2/ExportServiceClient/list_profiles.php b/Profiler/samples/V2/ExportServiceClient/list_profiles.php
index 3b62ed5da087..56b539dd420b 100644
--- a/Profiler/samples/V2/ExportServiceClient/list_profiles.php
+++ b/Profiler/samples/V2/ExportServiceClient/list_profiles.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Profiler/samples/V2/ProfilerServiceClient/create_offline_profile.php b/Profiler/samples/V2/ProfilerServiceClient/create_offline_profile.php
index 651eb52888e6..e490e0d52f71 100644
--- a/Profiler/samples/V2/ProfilerServiceClient/create_offline_profile.php
+++ b/Profiler/samples/V2/ProfilerServiceClient/create_offline_profile.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Profiler/samples/V2/ProfilerServiceClient/create_profile.php b/Profiler/samples/V2/ProfilerServiceClient/create_profile.php
index ed42bdf474e0..4bc2e6e22ffc 100644
--- a/Profiler/samples/V2/ProfilerServiceClient/create_profile.php
+++ b/Profiler/samples/V2/ProfilerServiceClient/create_profile.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Profiler/samples/V2/ProfilerServiceClient/update_profile.php b/Profiler/samples/V2/ProfilerServiceClient/update_profile.php
index fbaa154ed454..584eed79a80e 100644
--- a/Profiler/samples/V2/ProfilerServiceClient/update_profile.php
+++ b/Profiler/samples/V2/ProfilerServiceClient/update_profile.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Profiler/src/V2/Client/ExportServiceClient.php b/Profiler/src/V2/Client/ExportServiceClient.php
index e3363d747aac..7d0e7bd4def1 100644
--- a/Profiler/src/V2/Client/ExportServiceClient.php
+++ b/Profiler/src/V2/Client/ExportServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Profiler/src/V2/Client/ProfilerServiceClient.php b/Profiler/src/V2/Client/ProfilerServiceClient.php
index a2a2571aaf2e..3b3de182837e 100644
--- a/Profiler/src/V2/Client/ProfilerServiceClient.php
+++ b/Profiler/src/V2/Client/ProfilerServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Profiler/src/V2/resources/export_service_descriptor_config.php b/Profiler/src/V2/resources/export_service_descriptor_config.php
index 1770633a584e..4612ba1ec864 100644
--- a/Profiler/src/V2/resources/export_service_descriptor_config.php
+++ b/Profiler/src/V2/resources/export_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Profiler/src/V2/resources/export_service_rest_client_config.php b/Profiler/src/V2/resources/export_service_rest_client_config.php
index a2ee763f0603..e1f18bbae985 100644
--- a/Profiler/src/V2/resources/export_service_rest_client_config.php
+++ b/Profiler/src/V2/resources/export_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Profiler/src/V2/resources/profiler_service_descriptor_config.php b/Profiler/src/V2/resources/profiler_service_descriptor_config.php
index 5caac2012699..63555f615bc0 100644
--- a/Profiler/src/V2/resources/profiler_service_descriptor_config.php
+++ b/Profiler/src/V2/resources/profiler_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Profiler/src/V2/resources/profiler_service_rest_client_config.php b/Profiler/src/V2/resources/profiler_service_rest_client_config.php
index 95b5868f63e3..36c465dcaeb8 100644
--- a/Profiler/src/V2/resources/profiler_service_rest_client_config.php
+++ b/Profiler/src/V2/resources/profiler_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Profiler/tests/Unit/V2/Client/ExportServiceClientTest.php b/Profiler/tests/Unit/V2/Client/ExportServiceClientTest.php
index 7d9414d087bd..7345f2382f2b 100644
--- a/Profiler/tests/Unit/V2/Client/ExportServiceClientTest.php
+++ b/Profiler/tests/Unit/V2/Client/ExportServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Profiler/tests/Unit/V2/Client/ProfilerServiceClientTest.php b/Profiler/tests/Unit/V2/Client/ProfilerServiceClientTest.php
index 54986be19697..fdfe951d876b 100644
--- a/Profiler/tests/Unit/V2/Client/ProfilerServiceClientTest.php
+++ b/Profiler/tests/Unit/V2/Client/ProfilerServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/PublisherClient/create_topic.php b/PubSub/samples/V1/PublisherClient/create_topic.php
index 50a9cbd925ce..593b77a12aec 100644
--- a/PubSub/samples/V1/PublisherClient/create_topic.php
+++ b/PubSub/samples/V1/PublisherClient/create_topic.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/PublisherClient/delete_topic.php b/PubSub/samples/V1/PublisherClient/delete_topic.php
index b4c56d8c9bf3..3c65c975848e 100644
--- a/PubSub/samples/V1/PublisherClient/delete_topic.php
+++ b/PubSub/samples/V1/PublisherClient/delete_topic.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/PublisherClient/detach_subscription.php b/PubSub/samples/V1/PublisherClient/detach_subscription.php
index d7503efe732c..9ca88530cb1f 100644
--- a/PubSub/samples/V1/PublisherClient/detach_subscription.php
+++ b/PubSub/samples/V1/PublisherClient/detach_subscription.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/PublisherClient/get_iam_policy.php b/PubSub/samples/V1/PublisherClient/get_iam_policy.php
index c725a9ea48ce..0616069cb530 100644
--- a/PubSub/samples/V1/PublisherClient/get_iam_policy.php
+++ b/PubSub/samples/V1/PublisherClient/get_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/PublisherClient/get_topic.php b/PubSub/samples/V1/PublisherClient/get_topic.php
index 79844c0e34a1..9de99e1e5035 100644
--- a/PubSub/samples/V1/PublisherClient/get_topic.php
+++ b/PubSub/samples/V1/PublisherClient/get_topic.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/PublisherClient/list_topic_snapshots.php b/PubSub/samples/V1/PublisherClient/list_topic_snapshots.php
index 7e695a4b88ce..856c977c6b6c 100644
--- a/PubSub/samples/V1/PublisherClient/list_topic_snapshots.php
+++ b/PubSub/samples/V1/PublisherClient/list_topic_snapshots.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/PublisherClient/list_topic_subscriptions.php b/PubSub/samples/V1/PublisherClient/list_topic_subscriptions.php
index 2aad6df23df6..7b161f3e5943 100644
--- a/PubSub/samples/V1/PublisherClient/list_topic_subscriptions.php
+++ b/PubSub/samples/V1/PublisherClient/list_topic_subscriptions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/PublisherClient/list_topics.php b/PubSub/samples/V1/PublisherClient/list_topics.php
index d7fc27d81950..bd3a2d1c382f 100644
--- a/PubSub/samples/V1/PublisherClient/list_topics.php
+++ b/PubSub/samples/V1/PublisherClient/list_topics.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/PublisherClient/publish.php b/PubSub/samples/V1/PublisherClient/publish.php
index 29c66f0182ec..1bcabea61d48 100644
--- a/PubSub/samples/V1/PublisherClient/publish.php
+++ b/PubSub/samples/V1/PublisherClient/publish.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/PublisherClient/set_iam_policy.php b/PubSub/samples/V1/PublisherClient/set_iam_policy.php
index 9c9bb9226834..0ecca57fb027 100644
--- a/PubSub/samples/V1/PublisherClient/set_iam_policy.php
+++ b/PubSub/samples/V1/PublisherClient/set_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/PublisherClient/test_iam_permissions.php b/PubSub/samples/V1/PublisherClient/test_iam_permissions.php
index df86cf86e30f..9ee486114190 100644
--- a/PubSub/samples/V1/PublisherClient/test_iam_permissions.php
+++ b/PubSub/samples/V1/PublisherClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/PublisherClient/update_topic.php b/PubSub/samples/V1/PublisherClient/update_topic.php
index 68c7a6e3380a..2134b791eaae 100644
--- a/PubSub/samples/V1/PublisherClient/update_topic.php
+++ b/PubSub/samples/V1/PublisherClient/update_topic.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SchemaServiceClient/commit_schema.php b/PubSub/samples/V1/SchemaServiceClient/commit_schema.php
index f48599154774..528acef1db53 100644
--- a/PubSub/samples/V1/SchemaServiceClient/commit_schema.php
+++ b/PubSub/samples/V1/SchemaServiceClient/commit_schema.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SchemaServiceClient/create_schema.php b/PubSub/samples/V1/SchemaServiceClient/create_schema.php
index 09d7f64048e7..20ae9f7286ba 100644
--- a/PubSub/samples/V1/SchemaServiceClient/create_schema.php
+++ b/PubSub/samples/V1/SchemaServiceClient/create_schema.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SchemaServiceClient/delete_schema.php b/PubSub/samples/V1/SchemaServiceClient/delete_schema.php
index f5c6344cb36b..d8b7163633d9 100644
--- a/PubSub/samples/V1/SchemaServiceClient/delete_schema.php
+++ b/PubSub/samples/V1/SchemaServiceClient/delete_schema.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SchemaServiceClient/delete_schema_revision.php b/PubSub/samples/V1/SchemaServiceClient/delete_schema_revision.php
index d7346c46e202..21a4a859c41f 100644
--- a/PubSub/samples/V1/SchemaServiceClient/delete_schema_revision.php
+++ b/PubSub/samples/V1/SchemaServiceClient/delete_schema_revision.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SchemaServiceClient/get_iam_policy.php b/PubSub/samples/V1/SchemaServiceClient/get_iam_policy.php
index 2df5d9270a6d..1497942c4402 100644
--- a/PubSub/samples/V1/SchemaServiceClient/get_iam_policy.php
+++ b/PubSub/samples/V1/SchemaServiceClient/get_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SchemaServiceClient/get_schema.php b/PubSub/samples/V1/SchemaServiceClient/get_schema.php
index d5fce2e06d75..77fe256e9cf5 100644
--- a/PubSub/samples/V1/SchemaServiceClient/get_schema.php
+++ b/PubSub/samples/V1/SchemaServiceClient/get_schema.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SchemaServiceClient/list_schema_revisions.php b/PubSub/samples/V1/SchemaServiceClient/list_schema_revisions.php
index 51d2d7c92018..45798f9f329b 100644
--- a/PubSub/samples/V1/SchemaServiceClient/list_schema_revisions.php
+++ b/PubSub/samples/V1/SchemaServiceClient/list_schema_revisions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SchemaServiceClient/list_schemas.php b/PubSub/samples/V1/SchemaServiceClient/list_schemas.php
index a71dfc51f159..9f554be0ff76 100644
--- a/PubSub/samples/V1/SchemaServiceClient/list_schemas.php
+++ b/PubSub/samples/V1/SchemaServiceClient/list_schemas.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SchemaServiceClient/rollback_schema.php b/PubSub/samples/V1/SchemaServiceClient/rollback_schema.php
index aa45a89e9c3f..c5a1add09122 100644
--- a/PubSub/samples/V1/SchemaServiceClient/rollback_schema.php
+++ b/PubSub/samples/V1/SchemaServiceClient/rollback_schema.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SchemaServiceClient/set_iam_policy.php b/PubSub/samples/V1/SchemaServiceClient/set_iam_policy.php
index f64dbb3e9e35..8487efb76750 100644
--- a/PubSub/samples/V1/SchemaServiceClient/set_iam_policy.php
+++ b/PubSub/samples/V1/SchemaServiceClient/set_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SchemaServiceClient/test_iam_permissions.php b/PubSub/samples/V1/SchemaServiceClient/test_iam_permissions.php
index 93252b71eb1f..e62c37b74895 100644
--- a/PubSub/samples/V1/SchemaServiceClient/test_iam_permissions.php
+++ b/PubSub/samples/V1/SchemaServiceClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SchemaServiceClient/validate_message.php b/PubSub/samples/V1/SchemaServiceClient/validate_message.php
index e9b259fa4e79..f5b3b1aebc76 100644
--- a/PubSub/samples/V1/SchemaServiceClient/validate_message.php
+++ b/PubSub/samples/V1/SchemaServiceClient/validate_message.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SchemaServiceClient/validate_schema.php b/PubSub/samples/V1/SchemaServiceClient/validate_schema.php
index 14e9253d2800..55cc455f783d 100644
--- a/PubSub/samples/V1/SchemaServiceClient/validate_schema.php
+++ b/PubSub/samples/V1/SchemaServiceClient/validate_schema.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SubscriberClient/acknowledge.php b/PubSub/samples/V1/SubscriberClient/acknowledge.php
index cba07b9f3899..c033f1e42752 100644
--- a/PubSub/samples/V1/SubscriberClient/acknowledge.php
+++ b/PubSub/samples/V1/SubscriberClient/acknowledge.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SubscriberClient/create_snapshot.php b/PubSub/samples/V1/SubscriberClient/create_snapshot.php
index 33f7c8ea1349..00ba823522a1 100644
--- a/PubSub/samples/V1/SubscriberClient/create_snapshot.php
+++ b/PubSub/samples/V1/SubscriberClient/create_snapshot.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SubscriberClient/create_subscription.php b/PubSub/samples/V1/SubscriberClient/create_subscription.php
index 6941eab95615..e047948da80b 100644
--- a/PubSub/samples/V1/SubscriberClient/create_subscription.php
+++ b/PubSub/samples/V1/SubscriberClient/create_subscription.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SubscriberClient/delete_snapshot.php b/PubSub/samples/V1/SubscriberClient/delete_snapshot.php
index 840a16b6d499..6294bf2196c4 100644
--- a/PubSub/samples/V1/SubscriberClient/delete_snapshot.php
+++ b/PubSub/samples/V1/SubscriberClient/delete_snapshot.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SubscriberClient/delete_subscription.php b/PubSub/samples/V1/SubscriberClient/delete_subscription.php
index 1627fca628a0..f14e57f76ab3 100644
--- a/PubSub/samples/V1/SubscriberClient/delete_subscription.php
+++ b/PubSub/samples/V1/SubscriberClient/delete_subscription.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SubscriberClient/get_iam_policy.php b/PubSub/samples/V1/SubscriberClient/get_iam_policy.php
index 53ff3ca106fe..f776a97fa049 100644
--- a/PubSub/samples/V1/SubscriberClient/get_iam_policy.php
+++ b/PubSub/samples/V1/SubscriberClient/get_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SubscriberClient/get_snapshot.php b/PubSub/samples/V1/SubscriberClient/get_snapshot.php
index 10d3da8b2986..c8cb28d49de6 100644
--- a/PubSub/samples/V1/SubscriberClient/get_snapshot.php
+++ b/PubSub/samples/V1/SubscriberClient/get_snapshot.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SubscriberClient/get_subscription.php b/PubSub/samples/V1/SubscriberClient/get_subscription.php
index 174e7918b241..b6cff9276267 100644
--- a/PubSub/samples/V1/SubscriberClient/get_subscription.php
+++ b/PubSub/samples/V1/SubscriberClient/get_subscription.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SubscriberClient/list_snapshots.php b/PubSub/samples/V1/SubscriberClient/list_snapshots.php
index fe1b3d5dbae9..eb99c4ee8cb4 100644
--- a/PubSub/samples/V1/SubscriberClient/list_snapshots.php
+++ b/PubSub/samples/V1/SubscriberClient/list_snapshots.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SubscriberClient/list_subscriptions.php b/PubSub/samples/V1/SubscriberClient/list_subscriptions.php
index be3e279d7324..2c020d9586b6 100644
--- a/PubSub/samples/V1/SubscriberClient/list_subscriptions.php
+++ b/PubSub/samples/V1/SubscriberClient/list_subscriptions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SubscriberClient/modify_ack_deadline.php b/PubSub/samples/V1/SubscriberClient/modify_ack_deadline.php
index a4fdddea8fe5..52be8cd1210b 100644
--- a/PubSub/samples/V1/SubscriberClient/modify_ack_deadline.php
+++ b/PubSub/samples/V1/SubscriberClient/modify_ack_deadline.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SubscriberClient/modify_push_config.php b/PubSub/samples/V1/SubscriberClient/modify_push_config.php
index 457761eb98f2..f861cd70f6fd 100644
--- a/PubSub/samples/V1/SubscriberClient/modify_push_config.php
+++ b/PubSub/samples/V1/SubscriberClient/modify_push_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SubscriberClient/pull.php b/PubSub/samples/V1/SubscriberClient/pull.php
index ed5f78a8bfca..415d656a0b50 100644
--- a/PubSub/samples/V1/SubscriberClient/pull.php
+++ b/PubSub/samples/V1/SubscriberClient/pull.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SubscriberClient/seek.php b/PubSub/samples/V1/SubscriberClient/seek.php
index 3f25b6a11c5d..261d4c224d86 100644
--- a/PubSub/samples/V1/SubscriberClient/seek.php
+++ b/PubSub/samples/V1/SubscriberClient/seek.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SubscriberClient/set_iam_policy.php b/PubSub/samples/V1/SubscriberClient/set_iam_policy.php
index 8dd2a4adf03b..5fa278b3bd8f 100644
--- a/PubSub/samples/V1/SubscriberClient/set_iam_policy.php
+++ b/PubSub/samples/V1/SubscriberClient/set_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SubscriberClient/streaming_pull.php b/PubSub/samples/V1/SubscriberClient/streaming_pull.php
index 9e4993f21996..a7122cccb6b2 100644
--- a/PubSub/samples/V1/SubscriberClient/streaming_pull.php
+++ b/PubSub/samples/V1/SubscriberClient/streaming_pull.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SubscriberClient/test_iam_permissions.php b/PubSub/samples/V1/SubscriberClient/test_iam_permissions.php
index 94e562d3acbd..98bfa7db93fb 100644
--- a/PubSub/samples/V1/SubscriberClient/test_iam_permissions.php
+++ b/PubSub/samples/V1/SubscriberClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SubscriberClient/update_snapshot.php b/PubSub/samples/V1/SubscriberClient/update_snapshot.php
index 5237d9d49c81..c03b922c7d81 100644
--- a/PubSub/samples/V1/SubscriberClient/update_snapshot.php
+++ b/PubSub/samples/V1/SubscriberClient/update_snapshot.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/samples/V1/SubscriberClient/update_subscription.php b/PubSub/samples/V1/SubscriberClient/update_subscription.php
index b5faf3e0026a..df283fe0d433 100644
--- a/PubSub/samples/V1/SubscriberClient/update_subscription.php
+++ b/PubSub/samples/V1/SubscriberClient/update_subscription.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/src/V1/Client/PublisherClient.php b/PubSub/src/V1/Client/PublisherClient.php
index b5dc837eae91..5c4c5dc6fd55 100644
--- a/PubSub/src/V1/Client/PublisherClient.php
+++ b/PubSub/src/V1/Client/PublisherClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/src/V1/Client/SchemaServiceClient.php b/PubSub/src/V1/Client/SchemaServiceClient.php
index 8c5faaedd102..4837de49658d 100644
--- a/PubSub/src/V1/Client/SchemaServiceClient.php
+++ b/PubSub/src/V1/Client/SchemaServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/src/V1/Client/SubscriberClient.php b/PubSub/src/V1/Client/SubscriberClient.php
index 29670e5979d2..2f2c25649b07 100644
--- a/PubSub/src/V1/Client/SubscriberClient.php
+++ b/PubSub/src/V1/Client/SubscriberClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/src/V1/resources/publisher_descriptor_config.php b/PubSub/src/V1/resources/publisher_descriptor_config.php
index f83a3200cc2f..64b82f40ca7b 100644
--- a/PubSub/src/V1/resources/publisher_descriptor_config.php
+++ b/PubSub/src/V1/resources/publisher_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/src/V1/resources/publisher_rest_client_config.php b/PubSub/src/V1/resources/publisher_rest_client_config.php
index a62253330e66..f2736bbf7279 100644
--- a/PubSub/src/V1/resources/publisher_rest_client_config.php
+++ b/PubSub/src/V1/resources/publisher_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/src/V1/resources/schema_service_descriptor_config.php b/PubSub/src/V1/resources/schema_service_descriptor_config.php
index f11afb7e2cf1..cc40725ff6ee 100644
--- a/PubSub/src/V1/resources/schema_service_descriptor_config.php
+++ b/PubSub/src/V1/resources/schema_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/src/V1/resources/schema_service_rest_client_config.php b/PubSub/src/V1/resources/schema_service_rest_client_config.php
index db359582076c..4fac90fc849e 100644
--- a/PubSub/src/V1/resources/schema_service_rest_client_config.php
+++ b/PubSub/src/V1/resources/schema_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/src/V1/resources/subscriber_descriptor_config.php b/PubSub/src/V1/resources/subscriber_descriptor_config.php
index ca8e7a4d3408..62893a896324 100644
--- a/PubSub/src/V1/resources/subscriber_descriptor_config.php
+++ b/PubSub/src/V1/resources/subscriber_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/src/V1/resources/subscriber_rest_client_config.php b/PubSub/src/V1/resources/subscriber_rest_client_config.php
index e39849a42744..f2197e70c20b 100644
--- a/PubSub/src/V1/resources/subscriber_rest_client_config.php
+++ b/PubSub/src/V1/resources/subscriber_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/tests/System/V1/PublisherSmokeTest.php b/PubSub/tests/System/V1/PublisherSmokeTest.php
index f80b81660dca..599d4da4c6e6 100644
--- a/PubSub/tests/System/V1/PublisherSmokeTest.php
+++ b/PubSub/tests/System/V1/PublisherSmokeTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2018 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/tests/Unit/V1/Client/PublisherClientTest.php b/PubSub/tests/Unit/V1/Client/PublisherClientTest.php
index ccc47fea6517..c06e4a5125d7 100644
--- a/PubSub/tests/Unit/V1/Client/PublisherClientTest.php
+++ b/PubSub/tests/Unit/V1/Client/PublisherClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/tests/Unit/V1/Client/SchemaServiceClientTest.php b/PubSub/tests/Unit/V1/Client/SchemaServiceClientTest.php
index 21edce0158a0..7ed56f4d5b98 100644
--- a/PubSub/tests/Unit/V1/Client/SchemaServiceClientTest.php
+++ b/PubSub/tests/Unit/V1/Client/SchemaServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/PubSub/tests/Unit/V1/Client/SubscriberClientTest.php b/PubSub/tests/Unit/V1/Client/SubscriberClientTest.php
index cb6bc6d5080f..9a4e92ba61fe 100644
--- a/PubSub/tests/Unit/V1/Client/SubscriberClientTest.php
+++ b/PubSub/tests/Unit/V1/Client/SubscriberClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/owlbot.py b/Quotas/owlbot.py
index 85d84363a820..f82c8ab3b588 100644
--- a/Quotas/owlbot.py
+++ b/Quotas/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/Quotas/samples/V1/CloudQuotasClient/create_quota_preference.php b/Quotas/samples/V1/CloudQuotasClient/create_quota_preference.php
index 4808829dac97..764f4e0cc1a8 100644
--- a/Quotas/samples/V1/CloudQuotasClient/create_quota_preference.php
+++ b/Quotas/samples/V1/CloudQuotasClient/create_quota_preference.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/samples/V1/CloudQuotasClient/get_quota_info.php b/Quotas/samples/V1/CloudQuotasClient/get_quota_info.php
index 643edbfc9a79..9bf38de95f66 100644
--- a/Quotas/samples/V1/CloudQuotasClient/get_quota_info.php
+++ b/Quotas/samples/V1/CloudQuotasClient/get_quota_info.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/samples/V1/CloudQuotasClient/get_quota_preference.php b/Quotas/samples/V1/CloudQuotasClient/get_quota_preference.php
index db6af6c4f2fd..0f717f7f220e 100644
--- a/Quotas/samples/V1/CloudQuotasClient/get_quota_preference.php
+++ b/Quotas/samples/V1/CloudQuotasClient/get_quota_preference.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/samples/V1/CloudQuotasClient/list_quota_infos.php b/Quotas/samples/V1/CloudQuotasClient/list_quota_infos.php
index 4b254dacf1fc..fb91cc42a634 100644
--- a/Quotas/samples/V1/CloudQuotasClient/list_quota_infos.php
+++ b/Quotas/samples/V1/CloudQuotasClient/list_quota_infos.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/samples/V1/CloudQuotasClient/list_quota_preferences.php b/Quotas/samples/V1/CloudQuotasClient/list_quota_preferences.php
index 187ffc3074b4..c40e6f3e4279 100644
--- a/Quotas/samples/V1/CloudQuotasClient/list_quota_preferences.php
+++ b/Quotas/samples/V1/CloudQuotasClient/list_quota_preferences.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/samples/V1/CloudQuotasClient/update_quota_preference.php b/Quotas/samples/V1/CloudQuotasClient/update_quota_preference.php
index 191371624e66..2fafea609751 100644
--- a/Quotas/samples/V1/CloudQuotasClient/update_quota_preference.php
+++ b/Quotas/samples/V1/CloudQuotasClient/update_quota_preference.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/samples/V1beta/CloudQuotasClient/create_quota_preference.php b/Quotas/samples/V1beta/CloudQuotasClient/create_quota_preference.php
index e1ce6aa51d8a..113ed8866b27 100644
--- a/Quotas/samples/V1beta/CloudQuotasClient/create_quota_preference.php
+++ b/Quotas/samples/V1beta/CloudQuotasClient/create_quota_preference.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/samples/V1beta/CloudQuotasClient/get_quota_info.php b/Quotas/samples/V1beta/CloudQuotasClient/get_quota_info.php
index a74699c1147c..755ee8c05e1d 100644
--- a/Quotas/samples/V1beta/CloudQuotasClient/get_quota_info.php
+++ b/Quotas/samples/V1beta/CloudQuotasClient/get_quota_info.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/samples/V1beta/CloudQuotasClient/get_quota_preference.php b/Quotas/samples/V1beta/CloudQuotasClient/get_quota_preference.php
index fee04dcccb94..c5691804b1a0 100644
--- a/Quotas/samples/V1beta/CloudQuotasClient/get_quota_preference.php
+++ b/Quotas/samples/V1beta/CloudQuotasClient/get_quota_preference.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/samples/V1beta/CloudQuotasClient/list_quota_infos.php b/Quotas/samples/V1beta/CloudQuotasClient/list_quota_infos.php
index 3913bf77bea2..b79ce8546cda 100644
--- a/Quotas/samples/V1beta/CloudQuotasClient/list_quota_infos.php
+++ b/Quotas/samples/V1beta/CloudQuotasClient/list_quota_infos.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/samples/V1beta/CloudQuotasClient/list_quota_preferences.php b/Quotas/samples/V1beta/CloudQuotasClient/list_quota_preferences.php
index f04a638f2053..818bc305c70a 100644
--- a/Quotas/samples/V1beta/CloudQuotasClient/list_quota_preferences.php
+++ b/Quotas/samples/V1beta/CloudQuotasClient/list_quota_preferences.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/samples/V1beta/CloudQuotasClient/update_quota_preference.php b/Quotas/samples/V1beta/CloudQuotasClient/update_quota_preference.php
index 5ce26ecdfc31..2dae31c0a56a 100644
--- a/Quotas/samples/V1beta/CloudQuotasClient/update_quota_preference.php
+++ b/Quotas/samples/V1beta/CloudQuotasClient/update_quota_preference.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/samples/V1beta/QuotaAdjusterSettingsManagerClient/get_quota_adjuster_settings.php b/Quotas/samples/V1beta/QuotaAdjusterSettingsManagerClient/get_quota_adjuster_settings.php
index ab0fdc28ef1e..f31147abd11c 100644
--- a/Quotas/samples/V1beta/QuotaAdjusterSettingsManagerClient/get_quota_adjuster_settings.php
+++ b/Quotas/samples/V1beta/QuotaAdjusterSettingsManagerClient/get_quota_adjuster_settings.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/samples/V1beta/QuotaAdjusterSettingsManagerClient/update_quota_adjuster_settings.php b/Quotas/samples/V1beta/QuotaAdjusterSettingsManagerClient/update_quota_adjuster_settings.php
index d13384827fbc..2bf8397b1a7f 100644
--- a/Quotas/samples/V1beta/QuotaAdjusterSettingsManagerClient/update_quota_adjuster_settings.php
+++ b/Quotas/samples/V1beta/QuotaAdjusterSettingsManagerClient/update_quota_adjuster_settings.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/src/V1/Client/CloudQuotasClient.php b/Quotas/src/V1/Client/CloudQuotasClient.php
index cf81692894f2..17def17b3be9 100644
--- a/Quotas/src/V1/Client/CloudQuotasClient.php
+++ b/Quotas/src/V1/Client/CloudQuotasClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/src/V1/resources/cloud_quotas_descriptor_config.php b/Quotas/src/V1/resources/cloud_quotas_descriptor_config.php
index 41d398d899d5..6083b0bf1d0c 100644
--- a/Quotas/src/V1/resources/cloud_quotas_descriptor_config.php
+++ b/Quotas/src/V1/resources/cloud_quotas_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/src/V1/resources/cloud_quotas_rest_client_config.php b/Quotas/src/V1/resources/cloud_quotas_rest_client_config.php
index b9078725af73..08fb7f9faf38 100644
--- a/Quotas/src/V1/resources/cloud_quotas_rest_client_config.php
+++ b/Quotas/src/V1/resources/cloud_quotas_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/src/V1beta/Client/CloudQuotasClient.php b/Quotas/src/V1beta/Client/CloudQuotasClient.php
index c154fa300bb5..e0719a627649 100644
--- a/Quotas/src/V1beta/Client/CloudQuotasClient.php
+++ b/Quotas/src/V1beta/Client/CloudQuotasClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/src/V1beta/Client/QuotaAdjusterSettingsManagerClient.php b/Quotas/src/V1beta/Client/QuotaAdjusterSettingsManagerClient.php
index 6d5bfdc6d15b..0868805b4564 100644
--- a/Quotas/src/V1beta/Client/QuotaAdjusterSettingsManagerClient.php
+++ b/Quotas/src/V1beta/Client/QuotaAdjusterSettingsManagerClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/src/V1beta/resources/cloud_quotas_descriptor_config.php b/Quotas/src/V1beta/resources/cloud_quotas_descriptor_config.php
index aa56cdf2132d..dca04ee089fa 100644
--- a/Quotas/src/V1beta/resources/cloud_quotas_descriptor_config.php
+++ b/Quotas/src/V1beta/resources/cloud_quotas_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/src/V1beta/resources/cloud_quotas_rest_client_config.php b/Quotas/src/V1beta/resources/cloud_quotas_rest_client_config.php
index 3452c4092dcd..2b48d05ad288 100644
--- a/Quotas/src/V1beta/resources/cloud_quotas_rest_client_config.php
+++ b/Quotas/src/V1beta/resources/cloud_quotas_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/src/V1beta/resources/quota_adjuster_settings_manager_descriptor_config.php b/Quotas/src/V1beta/resources/quota_adjuster_settings_manager_descriptor_config.php
index 0c321bf334e7..c57a2e73954e 100644
--- a/Quotas/src/V1beta/resources/quota_adjuster_settings_manager_descriptor_config.php
+++ b/Quotas/src/V1beta/resources/quota_adjuster_settings_manager_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/src/V1beta/resources/quota_adjuster_settings_manager_rest_client_config.php b/Quotas/src/V1beta/resources/quota_adjuster_settings_manager_rest_client_config.php
index 011ec60e3c73..2630aab3035c 100644
--- a/Quotas/src/V1beta/resources/quota_adjuster_settings_manager_rest_client_config.php
+++ b/Quotas/src/V1beta/resources/quota_adjuster_settings_manager_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/tests/Unit/V1/Client/CloudQuotasClientTest.php b/Quotas/tests/Unit/V1/Client/CloudQuotasClientTest.php
index d9e1481c7cb1..a21a857d0bbe 100644
--- a/Quotas/tests/Unit/V1/Client/CloudQuotasClientTest.php
+++ b/Quotas/tests/Unit/V1/Client/CloudQuotasClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/tests/Unit/V1beta/Client/CloudQuotasClientTest.php b/Quotas/tests/Unit/V1beta/Client/CloudQuotasClientTest.php
index 152a7197141f..a5b762e2cffc 100644
--- a/Quotas/tests/Unit/V1beta/Client/CloudQuotasClientTest.php
+++ b/Quotas/tests/Unit/V1beta/Client/CloudQuotasClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Quotas/tests/Unit/V1beta/Client/QuotaAdjusterSettingsManagerClientTest.php b/Quotas/tests/Unit/V1beta/Client/QuotaAdjusterSettingsManagerClientTest.php
index e8145d0a6bb2..955e516d4a5f 100644
--- a/Quotas/tests/Unit/V1beta/Client/QuotaAdjusterSettingsManagerClientTest.php
+++ b/Quotas/tests/Unit/V1beta/Client/QuotaAdjusterSettingsManagerClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RapidMigrationAssessment/owlbot.py b/RapidMigrationAssessment/owlbot.py
index ffbfe9aa1ac6..ee080f044cc6 100644
--- a/RapidMigrationAssessment/owlbot.py
+++ b/RapidMigrationAssessment/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/create_annotation.php b/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/create_annotation.php
index ab5b7945adce..15ad14e0d29b 100644
--- a/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/create_annotation.php
+++ b/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/create_annotation.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/create_collector.php b/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/create_collector.php
index 1239afa90fc4..d36232d05fcc 100644
--- a/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/create_collector.php
+++ b/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/create_collector.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/delete_collector.php b/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/delete_collector.php
index 53e8dec7afa7..dc1e017e9d99 100644
--- a/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/delete_collector.php
+++ b/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/delete_collector.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/get_annotation.php b/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/get_annotation.php
index 08f787a671a2..ed555d3b7ce3 100644
--- a/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/get_annotation.php
+++ b/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/get_annotation.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/get_collector.php b/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/get_collector.php
index b5135b4e1152..adb6d0f12ee4 100644
--- a/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/get_collector.php
+++ b/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/get_collector.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/get_location.php b/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/get_location.php
index d421334c5c23..2e329e2b5911 100644
--- a/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/get_location.php
+++ b/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/list_collectors.php b/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/list_collectors.php
index 1c3eea0d3a4e..ee2eb5230041 100644
--- a/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/list_collectors.php
+++ b/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/list_collectors.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/list_locations.php b/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/list_locations.php
index 7536a49bed08..e3c8da765c19 100644
--- a/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/list_locations.php
+++ b/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/pause_collector.php b/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/pause_collector.php
index 1fdaa6bbb803..22faf686994e 100644
--- a/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/pause_collector.php
+++ b/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/pause_collector.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/register_collector.php b/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/register_collector.php
index 70f033c501a5..3a122442f1d3 100644
--- a/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/register_collector.php
+++ b/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/register_collector.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/resume_collector.php b/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/resume_collector.php
index 3b64344e1c0a..5a13b75a5168 100644
--- a/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/resume_collector.php
+++ b/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/resume_collector.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/update_collector.php b/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/update_collector.php
index 0cdd8ed9b4ee..23ff5c09ddb7 100644
--- a/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/update_collector.php
+++ b/RapidMigrationAssessment/samples/V1/RapidMigrationAssessmentClient/update_collector.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RapidMigrationAssessment/src/V1/Client/RapidMigrationAssessmentClient.php b/RapidMigrationAssessment/src/V1/Client/RapidMigrationAssessmentClient.php
index a30f99f3def0..01fb30598c07 100644
--- a/RapidMigrationAssessment/src/V1/Client/RapidMigrationAssessmentClient.php
+++ b/RapidMigrationAssessment/src/V1/Client/RapidMigrationAssessmentClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RapidMigrationAssessment/src/V1/resources/rapid_migration_assessment_descriptor_config.php b/RapidMigrationAssessment/src/V1/resources/rapid_migration_assessment_descriptor_config.php
index 186a1712b144..70eeb251f822 100644
--- a/RapidMigrationAssessment/src/V1/resources/rapid_migration_assessment_descriptor_config.php
+++ b/RapidMigrationAssessment/src/V1/resources/rapid_migration_assessment_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RapidMigrationAssessment/src/V1/resources/rapid_migration_assessment_rest_client_config.php b/RapidMigrationAssessment/src/V1/resources/rapid_migration_assessment_rest_client_config.php
index d2d9306a498c..53ea744f0b11 100644
--- a/RapidMigrationAssessment/src/V1/resources/rapid_migration_assessment_rest_client_config.php
+++ b/RapidMigrationAssessment/src/V1/resources/rapid_migration_assessment_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RapidMigrationAssessment/tests/Unit/V1/Client/RapidMigrationAssessmentClientTest.php b/RapidMigrationAssessment/tests/Unit/V1/Client/RapidMigrationAssessmentClientTest.php
index 83b816fabc08..0e0babc24bf4 100644
--- a/RapidMigrationAssessment/tests/Unit/V1/Client/RapidMigrationAssessmentClientTest.php
+++ b/RapidMigrationAssessment/tests/Unit/V1/Client/RapidMigrationAssessmentClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/owlbot.py b/RecaptchaEnterprise/owlbot.py
index 6b2343ca95c3..32e0e8047281 100644
--- a/RecaptchaEnterprise/owlbot.py
+++ b/RecaptchaEnterprise/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2024 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/add_ip_override.php b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/add_ip_override.php
index 0c4fd1a9056e..85eb3dfef4e7 100644
--- a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/add_ip_override.php
+++ b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/add_ip_override.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/annotate_assessment.php b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/annotate_assessment.php
index 819cfc29a268..0c80bb0dc89b 100644
--- a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/annotate_assessment.php
+++ b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/annotate_assessment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/create_assessment.php b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/create_assessment.php
index 028139b98591..d4541829a76d 100644
--- a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/create_assessment.php
+++ b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/create_assessment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/create_firewall_policy.php b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/create_firewall_policy.php
index ce0a388d3f03..7e0aa2a131fc 100644
--- a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/create_firewall_policy.php
+++ b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/create_firewall_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/create_key.php b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/create_key.php
index 7d3667e528e0..735ef13149fc 100644
--- a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/create_key.php
+++ b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/create_key.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/delete_firewall_policy.php b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/delete_firewall_policy.php
index dfbb900da370..318381b4d2cc 100644
--- a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/delete_firewall_policy.php
+++ b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/delete_firewall_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/delete_key.php b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/delete_key.php
index da3cbbdba277..cd9ed6d6a250 100644
--- a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/delete_key.php
+++ b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/delete_key.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/get_firewall_policy.php b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/get_firewall_policy.php
index 611cbb393d7e..c2f7e0559498 100644
--- a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/get_firewall_policy.php
+++ b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/get_firewall_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/get_key.php b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/get_key.php
index e09a2d4effe2..2be3c60d8c30 100644
--- a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/get_key.php
+++ b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/get_key.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/get_metrics.php b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/get_metrics.php
index 225e7b302aaa..7b6213fdaa71 100644
--- a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/get_metrics.php
+++ b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/get_metrics.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/list_firewall_policies.php b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/list_firewall_policies.php
index 258b6b4db684..4e458eaf9c22 100644
--- a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/list_firewall_policies.php
+++ b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/list_firewall_policies.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/list_ip_overrides.php b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/list_ip_overrides.php
index ca998523c263..146e47fc34d2 100644
--- a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/list_ip_overrides.php
+++ b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/list_ip_overrides.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/list_keys.php b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/list_keys.php
index 5994d374f851..1f4de1b75f5f 100644
--- a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/list_keys.php
+++ b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/list_keys.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/list_related_account_group_memberships.php b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/list_related_account_group_memberships.php
index c4917414962c..b739a0aea48b 100644
--- a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/list_related_account_group_memberships.php
+++ b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/list_related_account_group_memberships.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/list_related_account_groups.php b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/list_related_account_groups.php
index 9c6c1386f132..59f0f8b1b469 100644
--- a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/list_related_account_groups.php
+++ b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/list_related_account_groups.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/migrate_key.php b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/migrate_key.php
index a5f4a7729b8e..4f9d6ea171d2 100644
--- a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/migrate_key.php
+++ b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/migrate_key.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/remove_ip_override.php b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/remove_ip_override.php
index bcd40ed3b151..8c14310cb385 100644
--- a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/remove_ip_override.php
+++ b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/remove_ip_override.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/reorder_firewall_policies.php b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/reorder_firewall_policies.php
index 2107eda20751..79116bda3b9c 100644
--- a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/reorder_firewall_policies.php
+++ b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/reorder_firewall_policies.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/retrieve_legacy_secret_key.php b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/retrieve_legacy_secret_key.php
index f7759c94ec17..003aceb64406 100644
--- a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/retrieve_legacy_secret_key.php
+++ b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/retrieve_legacy_secret_key.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/search_related_account_group_memberships.php b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/search_related_account_group_memberships.php
index bc6edd4727be..5c31ee4e91e7 100644
--- a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/search_related_account_group_memberships.php
+++ b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/search_related_account_group_memberships.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/update_firewall_policy.php b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/update_firewall_policy.php
index 01cd0d4c415d..445045f40e3b 100644
--- a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/update_firewall_policy.php
+++ b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/update_firewall_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/update_key.php b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/update_key.php
index c55bb88bcbd7..e0a88f69bfa0 100644
--- a/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/update_key.php
+++ b/RecaptchaEnterprise/samples/V1/RecaptchaEnterpriseServiceClient/update_key.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/src/V1/Client/RecaptchaEnterpriseServiceClient.php b/RecaptchaEnterprise/src/V1/Client/RecaptchaEnterpriseServiceClient.php
index 77550db276e3..77d0891f4dd6 100644
--- a/RecaptchaEnterprise/src/V1/Client/RecaptchaEnterpriseServiceClient.php
+++ b/RecaptchaEnterprise/src/V1/Client/RecaptchaEnterpriseServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/src/V1/resources/recaptcha_enterprise_service_descriptor_config.php b/RecaptchaEnterprise/src/V1/resources/recaptcha_enterprise_service_descriptor_config.php
index 13a59a16b5d6..30845bd15376 100644
--- a/RecaptchaEnterprise/src/V1/resources/recaptcha_enterprise_service_descriptor_config.php
+++ b/RecaptchaEnterprise/src/V1/resources/recaptcha_enterprise_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/src/V1/resources/recaptcha_enterprise_service_rest_client_config.php b/RecaptchaEnterprise/src/V1/resources/recaptcha_enterprise_service_rest_client_config.php
index 880f889cb006..58d8e5570677 100644
--- a/RecaptchaEnterprise/src/V1/resources/recaptcha_enterprise_service_rest_client_config.php
+++ b/RecaptchaEnterprise/src/V1/resources/recaptcha_enterprise_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecaptchaEnterprise/tests/Unit/V1/Client/RecaptchaEnterpriseServiceClientTest.php b/RecaptchaEnterprise/tests/Unit/V1/Client/RecaptchaEnterpriseServiceClientTest.php
index 4ced0a5029a6..3154639ec99c 100644
--- a/RecaptchaEnterprise/tests/Unit/V1/Client/RecaptchaEnterpriseServiceClientTest.php
+++ b/RecaptchaEnterprise/tests/Unit/V1/Client/RecaptchaEnterpriseServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/owlbot.py b/RecommendationEngine/owlbot.py
index 36edf5a60be1..83489a28d64b 100644
--- a/RecommendationEngine/owlbot.py
+++ b/RecommendationEngine/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2024 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/samples/V1beta1/CatalogServiceClient/create_catalog_item.php b/RecommendationEngine/samples/V1beta1/CatalogServiceClient/create_catalog_item.php
index 0ce55142e894..5edee37e1854 100644
--- a/RecommendationEngine/samples/V1beta1/CatalogServiceClient/create_catalog_item.php
+++ b/RecommendationEngine/samples/V1beta1/CatalogServiceClient/create_catalog_item.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/samples/V1beta1/CatalogServiceClient/delete_catalog_item.php b/RecommendationEngine/samples/V1beta1/CatalogServiceClient/delete_catalog_item.php
index 1c1e5037829d..3592470e88be 100644
--- a/RecommendationEngine/samples/V1beta1/CatalogServiceClient/delete_catalog_item.php
+++ b/RecommendationEngine/samples/V1beta1/CatalogServiceClient/delete_catalog_item.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/samples/V1beta1/CatalogServiceClient/get_catalog_item.php b/RecommendationEngine/samples/V1beta1/CatalogServiceClient/get_catalog_item.php
index f36e36124135..2cadab8a852f 100644
--- a/RecommendationEngine/samples/V1beta1/CatalogServiceClient/get_catalog_item.php
+++ b/RecommendationEngine/samples/V1beta1/CatalogServiceClient/get_catalog_item.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/samples/V1beta1/CatalogServiceClient/import_catalog_items.php b/RecommendationEngine/samples/V1beta1/CatalogServiceClient/import_catalog_items.php
index efa9af3e76cc..4ac3fdf0dab4 100644
--- a/RecommendationEngine/samples/V1beta1/CatalogServiceClient/import_catalog_items.php
+++ b/RecommendationEngine/samples/V1beta1/CatalogServiceClient/import_catalog_items.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/samples/V1beta1/CatalogServiceClient/list_catalog_items.php b/RecommendationEngine/samples/V1beta1/CatalogServiceClient/list_catalog_items.php
index 8cee497bfede..126daaab7e2e 100644
--- a/RecommendationEngine/samples/V1beta1/CatalogServiceClient/list_catalog_items.php
+++ b/RecommendationEngine/samples/V1beta1/CatalogServiceClient/list_catalog_items.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/samples/V1beta1/CatalogServiceClient/update_catalog_item.php b/RecommendationEngine/samples/V1beta1/CatalogServiceClient/update_catalog_item.php
index c09419ab3668..d70ee5978885 100644
--- a/RecommendationEngine/samples/V1beta1/CatalogServiceClient/update_catalog_item.php
+++ b/RecommendationEngine/samples/V1beta1/CatalogServiceClient/update_catalog_item.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/samples/V1beta1/PredictionApiKeyRegistryClient/create_prediction_api_key_registration.php b/RecommendationEngine/samples/V1beta1/PredictionApiKeyRegistryClient/create_prediction_api_key_registration.php
index 51ce1c623098..7c288e4f3993 100644
--- a/RecommendationEngine/samples/V1beta1/PredictionApiKeyRegistryClient/create_prediction_api_key_registration.php
+++ b/RecommendationEngine/samples/V1beta1/PredictionApiKeyRegistryClient/create_prediction_api_key_registration.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/samples/V1beta1/PredictionApiKeyRegistryClient/delete_prediction_api_key_registration.php b/RecommendationEngine/samples/V1beta1/PredictionApiKeyRegistryClient/delete_prediction_api_key_registration.php
index b091673468b6..fa3b03cd8126 100644
--- a/RecommendationEngine/samples/V1beta1/PredictionApiKeyRegistryClient/delete_prediction_api_key_registration.php
+++ b/RecommendationEngine/samples/V1beta1/PredictionApiKeyRegistryClient/delete_prediction_api_key_registration.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/samples/V1beta1/PredictionApiKeyRegistryClient/list_prediction_api_key_registrations.php b/RecommendationEngine/samples/V1beta1/PredictionApiKeyRegistryClient/list_prediction_api_key_registrations.php
index 0aeec83bc053..5333b6a7b0bd 100644
--- a/RecommendationEngine/samples/V1beta1/PredictionApiKeyRegistryClient/list_prediction_api_key_registrations.php
+++ b/RecommendationEngine/samples/V1beta1/PredictionApiKeyRegistryClient/list_prediction_api_key_registrations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/samples/V1beta1/PredictionServiceClient/predict.php b/RecommendationEngine/samples/V1beta1/PredictionServiceClient/predict.php
index 38f0db24130d..3ddfd18ecb79 100644
--- a/RecommendationEngine/samples/V1beta1/PredictionServiceClient/predict.php
+++ b/RecommendationEngine/samples/V1beta1/PredictionServiceClient/predict.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/samples/V1beta1/UserEventServiceClient/collect_user_event.php b/RecommendationEngine/samples/V1beta1/UserEventServiceClient/collect_user_event.php
index 2e520566f9c4..1c8d3277d906 100644
--- a/RecommendationEngine/samples/V1beta1/UserEventServiceClient/collect_user_event.php
+++ b/RecommendationEngine/samples/V1beta1/UserEventServiceClient/collect_user_event.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/samples/V1beta1/UserEventServiceClient/import_user_events.php b/RecommendationEngine/samples/V1beta1/UserEventServiceClient/import_user_events.php
index 00706c118aa1..bb714586c32a 100644
--- a/RecommendationEngine/samples/V1beta1/UserEventServiceClient/import_user_events.php
+++ b/RecommendationEngine/samples/V1beta1/UserEventServiceClient/import_user_events.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/samples/V1beta1/UserEventServiceClient/list_user_events.php b/RecommendationEngine/samples/V1beta1/UserEventServiceClient/list_user_events.php
index f153b9661a41..3d4347280494 100644
--- a/RecommendationEngine/samples/V1beta1/UserEventServiceClient/list_user_events.php
+++ b/RecommendationEngine/samples/V1beta1/UserEventServiceClient/list_user_events.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/samples/V1beta1/UserEventServiceClient/purge_user_events.php b/RecommendationEngine/samples/V1beta1/UserEventServiceClient/purge_user_events.php
index 9f6202c21010..84d389e97a48 100644
--- a/RecommendationEngine/samples/V1beta1/UserEventServiceClient/purge_user_events.php
+++ b/RecommendationEngine/samples/V1beta1/UserEventServiceClient/purge_user_events.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/samples/V1beta1/UserEventServiceClient/write_user_event.php b/RecommendationEngine/samples/V1beta1/UserEventServiceClient/write_user_event.php
index 3622db50e329..b64d266ebc5c 100644
--- a/RecommendationEngine/samples/V1beta1/UserEventServiceClient/write_user_event.php
+++ b/RecommendationEngine/samples/V1beta1/UserEventServiceClient/write_user_event.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/src/V1beta1/Client/CatalogServiceClient.php b/RecommendationEngine/src/V1beta1/Client/CatalogServiceClient.php
index c03ef1a0530c..9a1ede35c011 100644
--- a/RecommendationEngine/src/V1beta1/Client/CatalogServiceClient.php
+++ b/RecommendationEngine/src/V1beta1/Client/CatalogServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/src/V1beta1/Client/PredictionApiKeyRegistryClient.php b/RecommendationEngine/src/V1beta1/Client/PredictionApiKeyRegistryClient.php
index 616a8ae9ed90..2a9677f077cf 100644
--- a/RecommendationEngine/src/V1beta1/Client/PredictionApiKeyRegistryClient.php
+++ b/RecommendationEngine/src/V1beta1/Client/PredictionApiKeyRegistryClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/src/V1beta1/Client/PredictionServiceClient.php b/RecommendationEngine/src/V1beta1/Client/PredictionServiceClient.php
index bea9f2673f15..89c1797238f9 100644
--- a/RecommendationEngine/src/V1beta1/Client/PredictionServiceClient.php
+++ b/RecommendationEngine/src/V1beta1/Client/PredictionServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/src/V1beta1/Client/UserEventServiceClient.php b/RecommendationEngine/src/V1beta1/Client/UserEventServiceClient.php
index a6cdb85a8cba..9b0806286bf0 100644
--- a/RecommendationEngine/src/V1beta1/Client/UserEventServiceClient.php
+++ b/RecommendationEngine/src/V1beta1/Client/UserEventServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/src/V1beta1/resources/catalog_service_descriptor_config.php b/RecommendationEngine/src/V1beta1/resources/catalog_service_descriptor_config.php
index 61fe05ae36e1..6f30fd437a8d 100644
--- a/RecommendationEngine/src/V1beta1/resources/catalog_service_descriptor_config.php
+++ b/RecommendationEngine/src/V1beta1/resources/catalog_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/src/V1beta1/resources/catalog_service_rest_client_config.php b/RecommendationEngine/src/V1beta1/resources/catalog_service_rest_client_config.php
index a1513d076690..bdc44db0aed1 100644
--- a/RecommendationEngine/src/V1beta1/resources/catalog_service_rest_client_config.php
+++ b/RecommendationEngine/src/V1beta1/resources/catalog_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/src/V1beta1/resources/prediction_api_key_registry_descriptor_config.php b/RecommendationEngine/src/V1beta1/resources/prediction_api_key_registry_descriptor_config.php
index d5590b985195..d90b72d7f37d 100644
--- a/RecommendationEngine/src/V1beta1/resources/prediction_api_key_registry_descriptor_config.php
+++ b/RecommendationEngine/src/V1beta1/resources/prediction_api_key_registry_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/src/V1beta1/resources/prediction_api_key_registry_rest_client_config.php b/RecommendationEngine/src/V1beta1/resources/prediction_api_key_registry_rest_client_config.php
index a0b8022f9ac1..78f980b15cc3 100644
--- a/RecommendationEngine/src/V1beta1/resources/prediction_api_key_registry_rest_client_config.php
+++ b/RecommendationEngine/src/V1beta1/resources/prediction_api_key_registry_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/src/V1beta1/resources/prediction_service_descriptor_config.php b/RecommendationEngine/src/V1beta1/resources/prediction_service_descriptor_config.php
index af6dc6eacd8d..258ea2223eed 100644
--- a/RecommendationEngine/src/V1beta1/resources/prediction_service_descriptor_config.php
+++ b/RecommendationEngine/src/V1beta1/resources/prediction_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/src/V1beta1/resources/prediction_service_rest_client_config.php b/RecommendationEngine/src/V1beta1/resources/prediction_service_rest_client_config.php
index 00812eb23486..2091b140f8b5 100644
--- a/RecommendationEngine/src/V1beta1/resources/prediction_service_rest_client_config.php
+++ b/RecommendationEngine/src/V1beta1/resources/prediction_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/src/V1beta1/resources/user_event_service_descriptor_config.php b/RecommendationEngine/src/V1beta1/resources/user_event_service_descriptor_config.php
index 99ff5ec8fa93..e83688ad79d4 100644
--- a/RecommendationEngine/src/V1beta1/resources/user_event_service_descriptor_config.php
+++ b/RecommendationEngine/src/V1beta1/resources/user_event_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/src/V1beta1/resources/user_event_service_rest_client_config.php b/RecommendationEngine/src/V1beta1/resources/user_event_service_rest_client_config.php
index 071753ea18df..aa6d1b4ef9b8 100644
--- a/RecommendationEngine/src/V1beta1/resources/user_event_service_rest_client_config.php
+++ b/RecommendationEngine/src/V1beta1/resources/user_event_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/tests/Unit/V1beta1/Client/CatalogServiceClientTest.php b/RecommendationEngine/tests/Unit/V1beta1/Client/CatalogServiceClientTest.php
index 3b4993e7e9ef..fc0299618edc 100644
--- a/RecommendationEngine/tests/Unit/V1beta1/Client/CatalogServiceClientTest.php
+++ b/RecommendationEngine/tests/Unit/V1beta1/Client/CatalogServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/tests/Unit/V1beta1/Client/PredictionApiKeyRegistryClientTest.php b/RecommendationEngine/tests/Unit/V1beta1/Client/PredictionApiKeyRegistryClientTest.php
index ca662dbee0c8..1620dd05c338 100644
--- a/RecommendationEngine/tests/Unit/V1beta1/Client/PredictionApiKeyRegistryClientTest.php
+++ b/RecommendationEngine/tests/Unit/V1beta1/Client/PredictionApiKeyRegistryClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/tests/Unit/V1beta1/Client/PredictionServiceClientTest.php b/RecommendationEngine/tests/Unit/V1beta1/Client/PredictionServiceClientTest.php
index 0e8b11c5544f..03fa8a380ca9 100644
--- a/RecommendationEngine/tests/Unit/V1beta1/Client/PredictionServiceClientTest.php
+++ b/RecommendationEngine/tests/Unit/V1beta1/Client/PredictionServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RecommendationEngine/tests/Unit/V1beta1/Client/UserEventServiceClientTest.php b/RecommendationEngine/tests/Unit/V1beta1/Client/UserEventServiceClientTest.php
index 1480936e062c..e92b888e6d50 100644
--- a/RecommendationEngine/tests/Unit/V1beta1/Client/UserEventServiceClientTest.php
+++ b/RecommendationEngine/tests/Unit/V1beta1/Client/UserEventServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Recommender/owlbot.py b/Recommender/owlbot.py
index 76824c8941e3..4349e19a3423 100644
--- a/Recommender/owlbot.py
+++ b/Recommender/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/Recommender/samples/V1/RecommenderClient/get_insight.php b/Recommender/samples/V1/RecommenderClient/get_insight.php
index 738e68e94f23..92e051a5b9de 100644
--- a/Recommender/samples/V1/RecommenderClient/get_insight.php
+++ b/Recommender/samples/V1/RecommenderClient/get_insight.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Recommender/samples/V1/RecommenderClient/get_insight_type_config.php b/Recommender/samples/V1/RecommenderClient/get_insight_type_config.php
index e7eb2c93f73d..a0716a43e20a 100644
--- a/Recommender/samples/V1/RecommenderClient/get_insight_type_config.php
+++ b/Recommender/samples/V1/RecommenderClient/get_insight_type_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Recommender/samples/V1/RecommenderClient/get_recommendation.php b/Recommender/samples/V1/RecommenderClient/get_recommendation.php
index b8884ae4af30..9c626708f452 100644
--- a/Recommender/samples/V1/RecommenderClient/get_recommendation.php
+++ b/Recommender/samples/V1/RecommenderClient/get_recommendation.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Recommender/samples/V1/RecommenderClient/get_recommender_config.php b/Recommender/samples/V1/RecommenderClient/get_recommender_config.php
index c9d6021023e2..7bdc82c63f8b 100644
--- a/Recommender/samples/V1/RecommenderClient/get_recommender_config.php
+++ b/Recommender/samples/V1/RecommenderClient/get_recommender_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Recommender/samples/V1/RecommenderClient/list_insights.php b/Recommender/samples/V1/RecommenderClient/list_insights.php
index 6d4fe86913da..b111a0bfa576 100644
--- a/Recommender/samples/V1/RecommenderClient/list_insights.php
+++ b/Recommender/samples/V1/RecommenderClient/list_insights.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Recommender/samples/V1/RecommenderClient/list_recommendations.php b/Recommender/samples/V1/RecommenderClient/list_recommendations.php
index 98e7c5453982..83af7cf37aa2 100644
--- a/Recommender/samples/V1/RecommenderClient/list_recommendations.php
+++ b/Recommender/samples/V1/RecommenderClient/list_recommendations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Recommender/samples/V1/RecommenderClient/mark_insight_accepted.php b/Recommender/samples/V1/RecommenderClient/mark_insight_accepted.php
index 4faccbe3cd7e..e3ed8e2d68b9 100644
--- a/Recommender/samples/V1/RecommenderClient/mark_insight_accepted.php
+++ b/Recommender/samples/V1/RecommenderClient/mark_insight_accepted.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Recommender/samples/V1/RecommenderClient/mark_recommendation_claimed.php b/Recommender/samples/V1/RecommenderClient/mark_recommendation_claimed.php
index 387f09ac5b4a..ea094fe5d442 100644
--- a/Recommender/samples/V1/RecommenderClient/mark_recommendation_claimed.php
+++ b/Recommender/samples/V1/RecommenderClient/mark_recommendation_claimed.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Recommender/samples/V1/RecommenderClient/mark_recommendation_dismissed.php b/Recommender/samples/V1/RecommenderClient/mark_recommendation_dismissed.php
index 9f3411f22639..20c60f651574 100644
--- a/Recommender/samples/V1/RecommenderClient/mark_recommendation_dismissed.php
+++ b/Recommender/samples/V1/RecommenderClient/mark_recommendation_dismissed.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Recommender/samples/V1/RecommenderClient/mark_recommendation_failed.php b/Recommender/samples/V1/RecommenderClient/mark_recommendation_failed.php
index a687b125b66c..0cfa4b30d2e0 100644
--- a/Recommender/samples/V1/RecommenderClient/mark_recommendation_failed.php
+++ b/Recommender/samples/V1/RecommenderClient/mark_recommendation_failed.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Recommender/samples/V1/RecommenderClient/mark_recommendation_succeeded.php b/Recommender/samples/V1/RecommenderClient/mark_recommendation_succeeded.php
index 96649c987438..886783151678 100644
--- a/Recommender/samples/V1/RecommenderClient/mark_recommendation_succeeded.php
+++ b/Recommender/samples/V1/RecommenderClient/mark_recommendation_succeeded.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Recommender/samples/V1/RecommenderClient/update_insight_type_config.php b/Recommender/samples/V1/RecommenderClient/update_insight_type_config.php
index 9b3996269daf..67d4e6aec5b3 100644
--- a/Recommender/samples/V1/RecommenderClient/update_insight_type_config.php
+++ b/Recommender/samples/V1/RecommenderClient/update_insight_type_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Recommender/samples/V1/RecommenderClient/update_recommender_config.php b/Recommender/samples/V1/RecommenderClient/update_recommender_config.php
index 3d7a3e7a4561..e3ca4744d587 100644
--- a/Recommender/samples/V1/RecommenderClient/update_recommender_config.php
+++ b/Recommender/samples/V1/RecommenderClient/update_recommender_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Recommender/src/V1/Client/RecommenderClient.php b/Recommender/src/V1/Client/RecommenderClient.php
index 61ac913e31e5..34418809d1af 100644
--- a/Recommender/src/V1/Client/RecommenderClient.php
+++ b/Recommender/src/V1/Client/RecommenderClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Recommender/src/V1/resources/recommender_descriptor_config.php b/Recommender/src/V1/resources/recommender_descriptor_config.php
index f3a5d812aa47..317b091eff87 100644
--- a/Recommender/src/V1/resources/recommender_descriptor_config.php
+++ b/Recommender/src/V1/resources/recommender_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Recommender/src/V1/resources/recommender_rest_client_config.php b/Recommender/src/V1/resources/recommender_rest_client_config.php
index ee41be2d932d..c307f800d934 100644
--- a/Recommender/src/V1/resources/recommender_rest_client_config.php
+++ b/Recommender/src/V1/resources/recommender_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Recommender/tests/Unit/V1/Client/RecommenderClientTest.php b/Recommender/tests/Unit/V1/Client/RecommenderClientTest.php
index 29e107558f34..e8d436f75e0d 100644
--- a/Recommender/tests/Unit/V1/Client/RecommenderClientTest.php
+++ b/Recommender/tests/Unit/V1/Client/RecommenderClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Redis/owlbot.py b/Redis/owlbot.py
index 95f6199201e5..eafa411a76c2 100644
--- a/Redis/owlbot.py
+++ b/Redis/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/Redis/samples/V1/CloudRedisClient/create_instance.php b/Redis/samples/V1/CloudRedisClient/create_instance.php
index da18f5a1f23f..295090c2d3f0 100644
--- a/Redis/samples/V1/CloudRedisClient/create_instance.php
+++ b/Redis/samples/V1/CloudRedisClient/create_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Redis/samples/V1/CloudRedisClient/delete_instance.php b/Redis/samples/V1/CloudRedisClient/delete_instance.php
index 102f8936b826..5c28811fe45a 100644
--- a/Redis/samples/V1/CloudRedisClient/delete_instance.php
+++ b/Redis/samples/V1/CloudRedisClient/delete_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Redis/samples/V1/CloudRedisClient/export_instance.php b/Redis/samples/V1/CloudRedisClient/export_instance.php
index 1b2e93b79500..3d33d8212741 100644
--- a/Redis/samples/V1/CloudRedisClient/export_instance.php
+++ b/Redis/samples/V1/CloudRedisClient/export_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Redis/samples/V1/CloudRedisClient/failover_instance.php b/Redis/samples/V1/CloudRedisClient/failover_instance.php
index 90558fb7c7e9..26acada2cd4b 100644
--- a/Redis/samples/V1/CloudRedisClient/failover_instance.php
+++ b/Redis/samples/V1/CloudRedisClient/failover_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Redis/samples/V1/CloudRedisClient/get_instance.php b/Redis/samples/V1/CloudRedisClient/get_instance.php
index b33354fab4c9..3755d68a8442 100644
--- a/Redis/samples/V1/CloudRedisClient/get_instance.php
+++ b/Redis/samples/V1/CloudRedisClient/get_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Redis/samples/V1/CloudRedisClient/get_instance_auth_string.php b/Redis/samples/V1/CloudRedisClient/get_instance_auth_string.php
index 533825b782f3..af46d06517ac 100644
--- a/Redis/samples/V1/CloudRedisClient/get_instance_auth_string.php
+++ b/Redis/samples/V1/CloudRedisClient/get_instance_auth_string.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Redis/samples/V1/CloudRedisClient/get_location.php b/Redis/samples/V1/CloudRedisClient/get_location.php
index a5946d382e2d..5b881ab18cd0 100644
--- a/Redis/samples/V1/CloudRedisClient/get_location.php
+++ b/Redis/samples/V1/CloudRedisClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Redis/samples/V1/CloudRedisClient/import_instance.php b/Redis/samples/V1/CloudRedisClient/import_instance.php
index 4a257f4b362c..cd2e501e75f5 100644
--- a/Redis/samples/V1/CloudRedisClient/import_instance.php
+++ b/Redis/samples/V1/CloudRedisClient/import_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Redis/samples/V1/CloudRedisClient/list_instances.php b/Redis/samples/V1/CloudRedisClient/list_instances.php
index 590c97b1e1b9..8da2911a59f5 100644
--- a/Redis/samples/V1/CloudRedisClient/list_instances.php
+++ b/Redis/samples/V1/CloudRedisClient/list_instances.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Redis/samples/V1/CloudRedisClient/list_locations.php b/Redis/samples/V1/CloudRedisClient/list_locations.php
index b0fd3f285dd8..48740a30ab13 100644
--- a/Redis/samples/V1/CloudRedisClient/list_locations.php
+++ b/Redis/samples/V1/CloudRedisClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Redis/samples/V1/CloudRedisClient/reschedule_maintenance.php b/Redis/samples/V1/CloudRedisClient/reschedule_maintenance.php
index d114f1fcaf2a..ed83be02b4f9 100644
--- a/Redis/samples/V1/CloudRedisClient/reschedule_maintenance.php
+++ b/Redis/samples/V1/CloudRedisClient/reschedule_maintenance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Redis/samples/V1/CloudRedisClient/update_instance.php b/Redis/samples/V1/CloudRedisClient/update_instance.php
index 057ef81bd1a0..cbfbf9f96c36 100644
--- a/Redis/samples/V1/CloudRedisClient/update_instance.php
+++ b/Redis/samples/V1/CloudRedisClient/update_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Redis/samples/V1/CloudRedisClient/upgrade_instance.php b/Redis/samples/V1/CloudRedisClient/upgrade_instance.php
index db26fd30a02b..0acc1743baf8 100644
--- a/Redis/samples/V1/CloudRedisClient/upgrade_instance.php
+++ b/Redis/samples/V1/CloudRedisClient/upgrade_instance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Redis/src/V1/Client/CloudRedisClient.php b/Redis/src/V1/Client/CloudRedisClient.php
index dabcf605e42e..477642b70638 100644
--- a/Redis/src/V1/Client/CloudRedisClient.php
+++ b/Redis/src/V1/Client/CloudRedisClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Redis/src/V1/resources/cloud_redis_descriptor_config.php b/Redis/src/V1/resources/cloud_redis_descriptor_config.php
index 17c14a91b86b..41a80e44e9f9 100644
--- a/Redis/src/V1/resources/cloud_redis_descriptor_config.php
+++ b/Redis/src/V1/resources/cloud_redis_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Redis/src/V1/resources/cloud_redis_rest_client_config.php b/Redis/src/V1/resources/cloud_redis_rest_client_config.php
index 2eb88bbbd4f6..eebc56754632 100644
--- a/Redis/src/V1/resources/cloud_redis_rest_client_config.php
+++ b/Redis/src/V1/resources/cloud_redis_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Redis/tests/System/V1/CloudRedisClientTest.php b/Redis/tests/System/V1/CloudRedisClientTest.php
index 37cd2dd4cf21..f986dffde5ac 100644
--- a/Redis/tests/System/V1/CloudRedisClientTest.php
+++ b/Redis/tests/System/V1/CloudRedisClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /**
- * Copyright 2018 Google Inc.
+ * Copyright 2026 Google Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Redis/tests/Unit/V1/Client/CloudRedisClientTest.php b/Redis/tests/Unit/V1/Client/CloudRedisClientTest.php
index 1266bc201f3c..1ec5b96ac494 100644
--- a/Redis/tests/Unit/V1/Client/CloudRedisClientTest.php
+++ b/Redis/tests/Unit/V1/Client/CloudRedisClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RedisCluster/owlbot.py b/RedisCluster/owlbot.py
index c0b1ff6ce2ff..99dfceaf8395 100644
--- a/RedisCluster/owlbot.py
+++ b/RedisCluster/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/RedisCluster/samples/V1/CloudRedisClusterClient/backup_cluster.php b/RedisCluster/samples/V1/CloudRedisClusterClient/backup_cluster.php
index a1019ae7d80c..309a591825ce 100644
--- a/RedisCluster/samples/V1/CloudRedisClusterClient/backup_cluster.php
+++ b/RedisCluster/samples/V1/CloudRedisClusterClient/backup_cluster.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RedisCluster/samples/V1/CloudRedisClusterClient/create_cluster.php b/RedisCluster/samples/V1/CloudRedisClusterClient/create_cluster.php
index ef75d03e65ae..31900d9bac8b 100644
--- a/RedisCluster/samples/V1/CloudRedisClusterClient/create_cluster.php
+++ b/RedisCluster/samples/V1/CloudRedisClusterClient/create_cluster.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RedisCluster/samples/V1/CloudRedisClusterClient/delete_backup.php b/RedisCluster/samples/V1/CloudRedisClusterClient/delete_backup.php
index 213e5def1c4b..e472a25c4045 100644
--- a/RedisCluster/samples/V1/CloudRedisClusterClient/delete_backup.php
+++ b/RedisCluster/samples/V1/CloudRedisClusterClient/delete_backup.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RedisCluster/samples/V1/CloudRedisClusterClient/delete_cluster.php b/RedisCluster/samples/V1/CloudRedisClusterClient/delete_cluster.php
index 6a56f5c812e3..b7c300c9a618 100644
--- a/RedisCluster/samples/V1/CloudRedisClusterClient/delete_cluster.php
+++ b/RedisCluster/samples/V1/CloudRedisClusterClient/delete_cluster.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RedisCluster/samples/V1/CloudRedisClusterClient/export_backup.php b/RedisCluster/samples/V1/CloudRedisClusterClient/export_backup.php
index b4c0bfaeba84..d25b00363646 100644
--- a/RedisCluster/samples/V1/CloudRedisClusterClient/export_backup.php
+++ b/RedisCluster/samples/V1/CloudRedisClusterClient/export_backup.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RedisCluster/samples/V1/CloudRedisClusterClient/get_backup.php b/RedisCluster/samples/V1/CloudRedisClusterClient/get_backup.php
index dd4d38b36aa3..84998ce916bd 100644
--- a/RedisCluster/samples/V1/CloudRedisClusterClient/get_backup.php
+++ b/RedisCluster/samples/V1/CloudRedisClusterClient/get_backup.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RedisCluster/samples/V1/CloudRedisClusterClient/get_backup_collection.php b/RedisCluster/samples/V1/CloudRedisClusterClient/get_backup_collection.php
index a701cd2d1296..fe5956c888c7 100644
--- a/RedisCluster/samples/V1/CloudRedisClusterClient/get_backup_collection.php
+++ b/RedisCluster/samples/V1/CloudRedisClusterClient/get_backup_collection.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RedisCluster/samples/V1/CloudRedisClusterClient/get_cluster.php b/RedisCluster/samples/V1/CloudRedisClusterClient/get_cluster.php
index 66208c761346..b451cd7de969 100644
--- a/RedisCluster/samples/V1/CloudRedisClusterClient/get_cluster.php
+++ b/RedisCluster/samples/V1/CloudRedisClusterClient/get_cluster.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RedisCluster/samples/V1/CloudRedisClusterClient/get_cluster_certificate_authority.php b/RedisCluster/samples/V1/CloudRedisClusterClient/get_cluster_certificate_authority.php
index b23b63cb2e21..bd2bf8b2fccf 100644
--- a/RedisCluster/samples/V1/CloudRedisClusterClient/get_cluster_certificate_authority.php
+++ b/RedisCluster/samples/V1/CloudRedisClusterClient/get_cluster_certificate_authority.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RedisCluster/samples/V1/CloudRedisClusterClient/get_location.php b/RedisCluster/samples/V1/CloudRedisClusterClient/get_location.php
index 49d2abe2ac00..fda219326345 100644
--- a/RedisCluster/samples/V1/CloudRedisClusterClient/get_location.php
+++ b/RedisCluster/samples/V1/CloudRedisClusterClient/get_location.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RedisCluster/samples/V1/CloudRedisClusterClient/list_backup_collections.php b/RedisCluster/samples/V1/CloudRedisClusterClient/list_backup_collections.php
index 20c5b46777be..cd3982954baf 100644
--- a/RedisCluster/samples/V1/CloudRedisClusterClient/list_backup_collections.php
+++ b/RedisCluster/samples/V1/CloudRedisClusterClient/list_backup_collections.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RedisCluster/samples/V1/CloudRedisClusterClient/list_backups.php b/RedisCluster/samples/V1/CloudRedisClusterClient/list_backups.php
index e8675862afc7..fcce6e5a4588 100644
--- a/RedisCluster/samples/V1/CloudRedisClusterClient/list_backups.php
+++ b/RedisCluster/samples/V1/CloudRedisClusterClient/list_backups.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RedisCluster/samples/V1/CloudRedisClusterClient/list_clusters.php b/RedisCluster/samples/V1/CloudRedisClusterClient/list_clusters.php
index 77ad6ac17a23..225f59223d37 100644
--- a/RedisCluster/samples/V1/CloudRedisClusterClient/list_clusters.php
+++ b/RedisCluster/samples/V1/CloudRedisClusterClient/list_clusters.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RedisCluster/samples/V1/CloudRedisClusterClient/list_locations.php b/RedisCluster/samples/V1/CloudRedisClusterClient/list_locations.php
index 2ddbc1fadd5c..63fcb648cf0e 100644
--- a/RedisCluster/samples/V1/CloudRedisClusterClient/list_locations.php
+++ b/RedisCluster/samples/V1/CloudRedisClusterClient/list_locations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RedisCluster/samples/V1/CloudRedisClusterClient/reschedule_cluster_maintenance.php b/RedisCluster/samples/V1/CloudRedisClusterClient/reschedule_cluster_maintenance.php
index d6481eb6f3db..926269be4fd8 100644
--- a/RedisCluster/samples/V1/CloudRedisClusterClient/reschedule_cluster_maintenance.php
+++ b/RedisCluster/samples/V1/CloudRedisClusterClient/reschedule_cluster_maintenance.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RedisCluster/samples/V1/CloudRedisClusterClient/update_cluster.php b/RedisCluster/samples/V1/CloudRedisClusterClient/update_cluster.php
index 2b29a8538fea..1c8eb29f1c3a 100644
--- a/RedisCluster/samples/V1/CloudRedisClusterClient/update_cluster.php
+++ b/RedisCluster/samples/V1/CloudRedisClusterClient/update_cluster.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RedisCluster/src/V1/Client/CloudRedisClusterClient.php b/RedisCluster/src/V1/Client/CloudRedisClusterClient.php
index e14361d374e9..2a0ca1a1b5e6 100644
--- a/RedisCluster/src/V1/Client/CloudRedisClusterClient.php
+++ b/RedisCluster/src/V1/Client/CloudRedisClusterClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RedisCluster/src/V1/resources/cloud_redis_cluster_descriptor_config.php b/RedisCluster/src/V1/resources/cloud_redis_cluster_descriptor_config.php
index 69c03c592c3f..2e10ab9c589b 100644
--- a/RedisCluster/src/V1/resources/cloud_redis_cluster_descriptor_config.php
+++ b/RedisCluster/src/V1/resources/cloud_redis_cluster_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RedisCluster/src/V1/resources/cloud_redis_cluster_rest_client_config.php b/RedisCluster/src/V1/resources/cloud_redis_cluster_rest_client_config.php
index a1357991ea7c..31e5b8e45278 100644
--- a/RedisCluster/src/V1/resources/cloud_redis_cluster_rest_client_config.php
+++ b/RedisCluster/src/V1/resources/cloud_redis_cluster_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/RedisCluster/tests/Unit/V1/Client/CloudRedisClusterClientTest.php b/RedisCluster/tests/Unit/V1/Client/CloudRedisClusterClientTest.php
index adbde223c10e..6bd2682928de 100644
--- a/RedisCluster/tests/Unit/V1/Client/CloudRedisClusterClientTest.php
+++ b/RedisCluster/tests/Unit/V1/Client/CloudRedisClusterClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/owlbot.py b/ResourceManager/owlbot.py
index df11ee931aa9..b93f0615821e 100644
--- a/ResourceManager/owlbot.py
+++ b/ResourceManager/owlbot.py
@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2026 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/FoldersClient/create_folder.php b/ResourceManager/samples/V3/FoldersClient/create_folder.php
index 797ac75b30df..e7b246c4ca53 100644
--- a/ResourceManager/samples/V3/FoldersClient/create_folder.php
+++ b/ResourceManager/samples/V3/FoldersClient/create_folder.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/FoldersClient/delete_folder.php b/ResourceManager/samples/V3/FoldersClient/delete_folder.php
index da5660a0a04d..fca92cf112b4 100644
--- a/ResourceManager/samples/V3/FoldersClient/delete_folder.php
+++ b/ResourceManager/samples/V3/FoldersClient/delete_folder.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/FoldersClient/get_folder.php b/ResourceManager/samples/V3/FoldersClient/get_folder.php
index e51d9ab8d7b4..848fd70ebdb2 100644
--- a/ResourceManager/samples/V3/FoldersClient/get_folder.php
+++ b/ResourceManager/samples/V3/FoldersClient/get_folder.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/FoldersClient/get_iam_policy.php b/ResourceManager/samples/V3/FoldersClient/get_iam_policy.php
index 3f88688eccdb..06acd650ef7b 100644
--- a/ResourceManager/samples/V3/FoldersClient/get_iam_policy.php
+++ b/ResourceManager/samples/V3/FoldersClient/get_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/FoldersClient/list_folders.php b/ResourceManager/samples/V3/FoldersClient/list_folders.php
index abc2f700aa84..49033f566792 100644
--- a/ResourceManager/samples/V3/FoldersClient/list_folders.php
+++ b/ResourceManager/samples/V3/FoldersClient/list_folders.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/FoldersClient/move_folder.php b/ResourceManager/samples/V3/FoldersClient/move_folder.php
index fe0045c6780d..dfe804f60ff5 100644
--- a/ResourceManager/samples/V3/FoldersClient/move_folder.php
+++ b/ResourceManager/samples/V3/FoldersClient/move_folder.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/FoldersClient/search_folders.php b/ResourceManager/samples/V3/FoldersClient/search_folders.php
index d4e1a24e6519..fc5d5fe5db0e 100644
--- a/ResourceManager/samples/V3/FoldersClient/search_folders.php
+++ b/ResourceManager/samples/V3/FoldersClient/search_folders.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/FoldersClient/set_iam_policy.php b/ResourceManager/samples/V3/FoldersClient/set_iam_policy.php
index 5ca95ce14f8d..8ace00d720a6 100644
--- a/ResourceManager/samples/V3/FoldersClient/set_iam_policy.php
+++ b/ResourceManager/samples/V3/FoldersClient/set_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/FoldersClient/test_iam_permissions.php b/ResourceManager/samples/V3/FoldersClient/test_iam_permissions.php
index 58584323cb38..db6b59b7dcbf 100644
--- a/ResourceManager/samples/V3/FoldersClient/test_iam_permissions.php
+++ b/ResourceManager/samples/V3/FoldersClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/FoldersClient/undelete_folder.php b/ResourceManager/samples/V3/FoldersClient/undelete_folder.php
index 6f93ba547efb..3c2ebb5fc8ec 100644
--- a/ResourceManager/samples/V3/FoldersClient/undelete_folder.php
+++ b/ResourceManager/samples/V3/FoldersClient/undelete_folder.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/FoldersClient/update_folder.php b/ResourceManager/samples/V3/FoldersClient/update_folder.php
index e5022ded0ae3..d85a9d67b191 100644
--- a/ResourceManager/samples/V3/FoldersClient/update_folder.php
+++ b/ResourceManager/samples/V3/FoldersClient/update_folder.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/OrganizationsClient/get_iam_policy.php b/ResourceManager/samples/V3/OrganizationsClient/get_iam_policy.php
index d6c411b16cde..4e865aa44436 100644
--- a/ResourceManager/samples/V3/OrganizationsClient/get_iam_policy.php
+++ b/ResourceManager/samples/V3/OrganizationsClient/get_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/OrganizationsClient/get_organization.php b/ResourceManager/samples/V3/OrganizationsClient/get_organization.php
index fadf426d1bc6..db09a026885b 100644
--- a/ResourceManager/samples/V3/OrganizationsClient/get_organization.php
+++ b/ResourceManager/samples/V3/OrganizationsClient/get_organization.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/OrganizationsClient/search_organizations.php b/ResourceManager/samples/V3/OrganizationsClient/search_organizations.php
index cda743204dad..b69b062f672e 100644
--- a/ResourceManager/samples/V3/OrganizationsClient/search_organizations.php
+++ b/ResourceManager/samples/V3/OrganizationsClient/search_organizations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/OrganizationsClient/set_iam_policy.php b/ResourceManager/samples/V3/OrganizationsClient/set_iam_policy.php
index 6b9b9fd906f5..8557c4bef837 100644
--- a/ResourceManager/samples/V3/OrganizationsClient/set_iam_policy.php
+++ b/ResourceManager/samples/V3/OrganizationsClient/set_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/OrganizationsClient/test_iam_permissions.php b/ResourceManager/samples/V3/OrganizationsClient/test_iam_permissions.php
index 04ac6564b06a..c35676c7ebd6 100644
--- a/ResourceManager/samples/V3/OrganizationsClient/test_iam_permissions.php
+++ b/ResourceManager/samples/V3/OrganizationsClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/ProjectsClient/create_project.php b/ResourceManager/samples/V3/ProjectsClient/create_project.php
index 4e9bfe2ec888..1ac70bc9925b 100644
--- a/ResourceManager/samples/V3/ProjectsClient/create_project.php
+++ b/ResourceManager/samples/V3/ProjectsClient/create_project.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/ProjectsClient/delete_project.php b/ResourceManager/samples/V3/ProjectsClient/delete_project.php
index 6e5fbf0ff857..f4cb49a9600f 100644
--- a/ResourceManager/samples/V3/ProjectsClient/delete_project.php
+++ b/ResourceManager/samples/V3/ProjectsClient/delete_project.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/ProjectsClient/get_iam_policy.php b/ResourceManager/samples/V3/ProjectsClient/get_iam_policy.php
index 4e207583fb95..17142f0f9b71 100644
--- a/ResourceManager/samples/V3/ProjectsClient/get_iam_policy.php
+++ b/ResourceManager/samples/V3/ProjectsClient/get_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/ProjectsClient/get_project.php b/ResourceManager/samples/V3/ProjectsClient/get_project.php
index 1e04ac929db1..ddfb94627da2 100644
--- a/ResourceManager/samples/V3/ProjectsClient/get_project.php
+++ b/ResourceManager/samples/V3/ProjectsClient/get_project.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/ProjectsClient/list_projects.php b/ResourceManager/samples/V3/ProjectsClient/list_projects.php
index 1f6713eb54e0..76bb72e202d7 100644
--- a/ResourceManager/samples/V3/ProjectsClient/list_projects.php
+++ b/ResourceManager/samples/V3/ProjectsClient/list_projects.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/ProjectsClient/move_project.php b/ResourceManager/samples/V3/ProjectsClient/move_project.php
index b200daba12cf..3cc07010b0fa 100644
--- a/ResourceManager/samples/V3/ProjectsClient/move_project.php
+++ b/ResourceManager/samples/V3/ProjectsClient/move_project.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/ProjectsClient/search_projects.php b/ResourceManager/samples/V3/ProjectsClient/search_projects.php
index 253ea3c5739f..2ce56f9d463a 100644
--- a/ResourceManager/samples/V3/ProjectsClient/search_projects.php
+++ b/ResourceManager/samples/V3/ProjectsClient/search_projects.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/ProjectsClient/set_iam_policy.php b/ResourceManager/samples/V3/ProjectsClient/set_iam_policy.php
index fb55b8a80cb7..f554fecd6a18 100644
--- a/ResourceManager/samples/V3/ProjectsClient/set_iam_policy.php
+++ b/ResourceManager/samples/V3/ProjectsClient/set_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/ProjectsClient/test_iam_permissions.php b/ResourceManager/samples/V3/ProjectsClient/test_iam_permissions.php
index 6d248a633990..d4fb62dccdc5 100644
--- a/ResourceManager/samples/V3/ProjectsClient/test_iam_permissions.php
+++ b/ResourceManager/samples/V3/ProjectsClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/ProjectsClient/undelete_project.php b/ResourceManager/samples/V3/ProjectsClient/undelete_project.php
index 29bfa0c43c5b..b0bed30016e4 100644
--- a/ResourceManager/samples/V3/ProjectsClient/undelete_project.php
+++ b/ResourceManager/samples/V3/ProjectsClient/undelete_project.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/ProjectsClient/update_project.php b/ResourceManager/samples/V3/ProjectsClient/update_project.php
index aeb3e5a1634b..173804417060 100644
--- a/ResourceManager/samples/V3/ProjectsClient/update_project.php
+++ b/ResourceManager/samples/V3/ProjectsClient/update_project.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagBindingsClient/create_tag_binding.php b/ResourceManager/samples/V3/TagBindingsClient/create_tag_binding.php
index 9c9c41d6d608..c8dfa59bad44 100644
--- a/ResourceManager/samples/V3/TagBindingsClient/create_tag_binding.php
+++ b/ResourceManager/samples/V3/TagBindingsClient/create_tag_binding.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagBindingsClient/delete_tag_binding.php b/ResourceManager/samples/V3/TagBindingsClient/delete_tag_binding.php
index 10079d8e49d4..e281f78efe9e 100644
--- a/ResourceManager/samples/V3/TagBindingsClient/delete_tag_binding.php
+++ b/ResourceManager/samples/V3/TagBindingsClient/delete_tag_binding.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagBindingsClient/list_effective_tags.php b/ResourceManager/samples/V3/TagBindingsClient/list_effective_tags.php
index 84ca7d0146a3..e616563926df 100644
--- a/ResourceManager/samples/V3/TagBindingsClient/list_effective_tags.php
+++ b/ResourceManager/samples/V3/TagBindingsClient/list_effective_tags.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagBindingsClient/list_tag_bindings.php b/ResourceManager/samples/V3/TagBindingsClient/list_tag_bindings.php
index b143a2c776a4..9bbde0f1ab0d 100644
--- a/ResourceManager/samples/V3/TagBindingsClient/list_tag_bindings.php
+++ b/ResourceManager/samples/V3/TagBindingsClient/list_tag_bindings.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagHoldsClient/create_tag_hold.php b/ResourceManager/samples/V3/TagHoldsClient/create_tag_hold.php
index 1240aa9a5b07..9ce01cd37987 100644
--- a/ResourceManager/samples/V3/TagHoldsClient/create_tag_hold.php
+++ b/ResourceManager/samples/V3/TagHoldsClient/create_tag_hold.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagHoldsClient/delete_tag_hold.php b/ResourceManager/samples/V3/TagHoldsClient/delete_tag_hold.php
index 680a3dfce1dc..f707093dc1e1 100644
--- a/ResourceManager/samples/V3/TagHoldsClient/delete_tag_hold.php
+++ b/ResourceManager/samples/V3/TagHoldsClient/delete_tag_hold.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagHoldsClient/list_tag_holds.php b/ResourceManager/samples/V3/TagHoldsClient/list_tag_holds.php
index 550724f77e54..847820fb4f27 100644
--- a/ResourceManager/samples/V3/TagHoldsClient/list_tag_holds.php
+++ b/ResourceManager/samples/V3/TagHoldsClient/list_tag_holds.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagKeysClient/create_tag_key.php b/ResourceManager/samples/V3/TagKeysClient/create_tag_key.php
index 4563dbd6d61e..28ca2d1eb406 100644
--- a/ResourceManager/samples/V3/TagKeysClient/create_tag_key.php
+++ b/ResourceManager/samples/V3/TagKeysClient/create_tag_key.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagKeysClient/delete_tag_key.php b/ResourceManager/samples/V3/TagKeysClient/delete_tag_key.php
index 4bfc5e744423..1fb99be6cbb2 100644
--- a/ResourceManager/samples/V3/TagKeysClient/delete_tag_key.php
+++ b/ResourceManager/samples/V3/TagKeysClient/delete_tag_key.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagKeysClient/get_iam_policy.php b/ResourceManager/samples/V3/TagKeysClient/get_iam_policy.php
index 90d405767c06..42cc9b4ffaec 100644
--- a/ResourceManager/samples/V3/TagKeysClient/get_iam_policy.php
+++ b/ResourceManager/samples/V3/TagKeysClient/get_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagKeysClient/get_namespaced_tag_key.php b/ResourceManager/samples/V3/TagKeysClient/get_namespaced_tag_key.php
index e9dc5ebdade7..d1a11628498a 100644
--- a/ResourceManager/samples/V3/TagKeysClient/get_namespaced_tag_key.php
+++ b/ResourceManager/samples/V3/TagKeysClient/get_namespaced_tag_key.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagKeysClient/get_tag_key.php b/ResourceManager/samples/V3/TagKeysClient/get_tag_key.php
index 9d2233ded784..58ff31fb3963 100644
--- a/ResourceManager/samples/V3/TagKeysClient/get_tag_key.php
+++ b/ResourceManager/samples/V3/TagKeysClient/get_tag_key.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagKeysClient/list_tag_keys.php b/ResourceManager/samples/V3/TagKeysClient/list_tag_keys.php
index 9274385e1f26..4b9b3266e0e3 100644
--- a/ResourceManager/samples/V3/TagKeysClient/list_tag_keys.php
+++ b/ResourceManager/samples/V3/TagKeysClient/list_tag_keys.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagKeysClient/set_iam_policy.php b/ResourceManager/samples/V3/TagKeysClient/set_iam_policy.php
index 34a9640d202a..2c33eb3c88f7 100644
--- a/ResourceManager/samples/V3/TagKeysClient/set_iam_policy.php
+++ b/ResourceManager/samples/V3/TagKeysClient/set_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagKeysClient/test_iam_permissions.php b/ResourceManager/samples/V3/TagKeysClient/test_iam_permissions.php
index 3603ce38c90e..3f1256a7e572 100644
--- a/ResourceManager/samples/V3/TagKeysClient/test_iam_permissions.php
+++ b/ResourceManager/samples/V3/TagKeysClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagKeysClient/update_tag_key.php b/ResourceManager/samples/V3/TagKeysClient/update_tag_key.php
index 7be53874efd4..e29fd852e8ec 100644
--- a/ResourceManager/samples/V3/TagKeysClient/update_tag_key.php
+++ b/ResourceManager/samples/V3/TagKeysClient/update_tag_key.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagValuesClient/create_tag_value.php b/ResourceManager/samples/V3/TagValuesClient/create_tag_value.php
index cdfb1beae450..da47dbdb59eb 100644
--- a/ResourceManager/samples/V3/TagValuesClient/create_tag_value.php
+++ b/ResourceManager/samples/V3/TagValuesClient/create_tag_value.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagValuesClient/delete_tag_value.php b/ResourceManager/samples/V3/TagValuesClient/delete_tag_value.php
index cb1c1e85b7a6..b1947f5199b4 100644
--- a/ResourceManager/samples/V3/TagValuesClient/delete_tag_value.php
+++ b/ResourceManager/samples/V3/TagValuesClient/delete_tag_value.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagValuesClient/get_iam_policy.php b/ResourceManager/samples/V3/TagValuesClient/get_iam_policy.php
index 6ea4ab175994..1fad1a8d6d3e 100644
--- a/ResourceManager/samples/V3/TagValuesClient/get_iam_policy.php
+++ b/ResourceManager/samples/V3/TagValuesClient/get_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagValuesClient/get_namespaced_tag_value.php b/ResourceManager/samples/V3/TagValuesClient/get_namespaced_tag_value.php
index 57d917cca004..2fa2deb3d2df 100644
--- a/ResourceManager/samples/V3/TagValuesClient/get_namespaced_tag_value.php
+++ b/ResourceManager/samples/V3/TagValuesClient/get_namespaced_tag_value.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagValuesClient/get_tag_value.php b/ResourceManager/samples/V3/TagValuesClient/get_tag_value.php
index 3a6c4530e7ef..d7bc3d9f36b5 100644
--- a/ResourceManager/samples/V3/TagValuesClient/get_tag_value.php
+++ b/ResourceManager/samples/V3/TagValuesClient/get_tag_value.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagValuesClient/list_tag_values.php b/ResourceManager/samples/V3/TagValuesClient/list_tag_values.php
index 0dc34ea942c5..9b84a0fe8f85 100644
--- a/ResourceManager/samples/V3/TagValuesClient/list_tag_values.php
+++ b/ResourceManager/samples/V3/TagValuesClient/list_tag_values.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagValuesClient/set_iam_policy.php b/ResourceManager/samples/V3/TagValuesClient/set_iam_policy.php
index dfcdd02b7503..7a93c1957ca9 100644
--- a/ResourceManager/samples/V3/TagValuesClient/set_iam_policy.php
+++ b/ResourceManager/samples/V3/TagValuesClient/set_iam_policy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagValuesClient/test_iam_permissions.php b/ResourceManager/samples/V3/TagValuesClient/test_iam_permissions.php
index 1e9b8f56e221..86d3a9953848 100644
--- a/ResourceManager/samples/V3/TagValuesClient/test_iam_permissions.php
+++ b/ResourceManager/samples/V3/TagValuesClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/samples/V3/TagValuesClient/update_tag_value.php b/ResourceManager/samples/V3/TagValuesClient/update_tag_value.php
index 9900dd38b770..04a2e193862e 100644
--- a/ResourceManager/samples/V3/TagValuesClient/update_tag_value.php
+++ b/ResourceManager/samples/V3/TagValuesClient/update_tag_value.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/src/V3/Client/FoldersClient.php b/ResourceManager/src/V3/Client/FoldersClient.php
index ac9ccb1cf88f..b5c3974a646d 100644
--- a/ResourceManager/src/V3/Client/FoldersClient.php
+++ b/ResourceManager/src/V3/Client/FoldersClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/src/V3/Client/OrganizationsClient.php b/ResourceManager/src/V3/Client/OrganizationsClient.php
index f75710a2c181..2e9222dc93e4 100644
--- a/ResourceManager/src/V3/Client/OrganizationsClient.php
+++ b/ResourceManager/src/V3/Client/OrganizationsClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/src/V3/Client/ProjectsClient.php b/ResourceManager/src/V3/Client/ProjectsClient.php
index 5cef51f8d04a..6e99cd21cb5e 100644
--- a/ResourceManager/src/V3/Client/ProjectsClient.php
+++ b/ResourceManager/src/V3/Client/ProjectsClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/src/V3/Client/TagBindingsClient.php b/ResourceManager/src/V3/Client/TagBindingsClient.php
index 676800f94a8e..90c7d3224c63 100644
--- a/ResourceManager/src/V3/Client/TagBindingsClient.php
+++ b/ResourceManager/src/V3/Client/TagBindingsClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/src/V3/Client/TagHoldsClient.php b/ResourceManager/src/V3/Client/TagHoldsClient.php
index 3e5875d6a97b..ef1272636247 100644
--- a/ResourceManager/src/V3/Client/TagHoldsClient.php
+++ b/ResourceManager/src/V3/Client/TagHoldsClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/src/V3/Client/TagKeysClient.php b/ResourceManager/src/V3/Client/TagKeysClient.php
index 481af12a0451..4190d5b3f6c2 100644
--- a/ResourceManager/src/V3/Client/TagKeysClient.php
+++ b/ResourceManager/src/V3/Client/TagKeysClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/src/V3/Client/TagValuesClient.php b/ResourceManager/src/V3/Client/TagValuesClient.php
index 7819afb3ddc7..7a6cc57c8b5d 100644
--- a/ResourceManager/src/V3/Client/TagValuesClient.php
+++ b/ResourceManager/src/V3/Client/TagValuesClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/src/V3/resources/folders_descriptor_config.php b/ResourceManager/src/V3/resources/folders_descriptor_config.php
index f3c92fc6037f..4a176f865852 100644
--- a/ResourceManager/src/V3/resources/folders_descriptor_config.php
+++ b/ResourceManager/src/V3/resources/folders_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/src/V3/resources/folders_rest_client_config.php b/ResourceManager/src/V3/resources/folders_rest_client_config.php
index 94bf6dd06068..aa853a01f849 100644
--- a/ResourceManager/src/V3/resources/folders_rest_client_config.php
+++ b/ResourceManager/src/V3/resources/folders_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/src/V3/resources/organizations_descriptor_config.php b/ResourceManager/src/V3/resources/organizations_descriptor_config.php
index 7a585fc164c0..03deff130dce 100644
--- a/ResourceManager/src/V3/resources/organizations_descriptor_config.php
+++ b/ResourceManager/src/V3/resources/organizations_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/src/V3/resources/organizations_rest_client_config.php b/ResourceManager/src/V3/resources/organizations_rest_client_config.php
index b1c01902a190..e202df49a6c3 100644
--- a/ResourceManager/src/V3/resources/organizations_rest_client_config.php
+++ b/ResourceManager/src/V3/resources/organizations_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/src/V3/resources/projects_descriptor_config.php b/ResourceManager/src/V3/resources/projects_descriptor_config.php
index 4452903d703c..8f6e07aa0f03 100644
--- a/ResourceManager/src/V3/resources/projects_descriptor_config.php
+++ b/ResourceManager/src/V3/resources/projects_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/src/V3/resources/projects_rest_client_config.php b/ResourceManager/src/V3/resources/projects_rest_client_config.php
index 7a584fdaf5c2..11a952c3a2d2 100644
--- a/ResourceManager/src/V3/resources/projects_rest_client_config.php
+++ b/ResourceManager/src/V3/resources/projects_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/src/V3/resources/tag_bindings_descriptor_config.php b/ResourceManager/src/V3/resources/tag_bindings_descriptor_config.php
index 696b63047a83..b8b9aa2faac1 100644
--- a/ResourceManager/src/V3/resources/tag_bindings_descriptor_config.php
+++ b/ResourceManager/src/V3/resources/tag_bindings_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/src/V3/resources/tag_bindings_rest_client_config.php b/ResourceManager/src/V3/resources/tag_bindings_rest_client_config.php
index dfe8673c3295..36ada6756df5 100644
--- a/ResourceManager/src/V3/resources/tag_bindings_rest_client_config.php
+++ b/ResourceManager/src/V3/resources/tag_bindings_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/src/V3/resources/tag_holds_descriptor_config.php b/ResourceManager/src/V3/resources/tag_holds_descriptor_config.php
index 197711c58ffb..5512ffaf1722 100644
--- a/ResourceManager/src/V3/resources/tag_holds_descriptor_config.php
+++ b/ResourceManager/src/V3/resources/tag_holds_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/src/V3/resources/tag_holds_rest_client_config.php b/ResourceManager/src/V3/resources/tag_holds_rest_client_config.php
index 9615ac90f61a..68c4fbd55094 100644
--- a/ResourceManager/src/V3/resources/tag_holds_rest_client_config.php
+++ b/ResourceManager/src/V3/resources/tag_holds_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/src/V3/resources/tag_keys_descriptor_config.php b/ResourceManager/src/V3/resources/tag_keys_descriptor_config.php
index 47f923596525..bcf5bfeb419e 100644
--- a/ResourceManager/src/V3/resources/tag_keys_descriptor_config.php
+++ b/ResourceManager/src/V3/resources/tag_keys_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/src/V3/resources/tag_keys_rest_client_config.php b/ResourceManager/src/V3/resources/tag_keys_rest_client_config.php
index 92b3ead1458e..66fdbe8c9649 100644
--- a/ResourceManager/src/V3/resources/tag_keys_rest_client_config.php
+++ b/ResourceManager/src/V3/resources/tag_keys_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/src/V3/resources/tag_values_descriptor_config.php b/ResourceManager/src/V3/resources/tag_values_descriptor_config.php
index 6cc049800ae1..659cf8ff27ca 100644
--- a/ResourceManager/src/V3/resources/tag_values_descriptor_config.php
+++ b/ResourceManager/src/V3/resources/tag_values_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/src/V3/resources/tag_values_rest_client_config.php b/ResourceManager/src/V3/resources/tag_values_rest_client_config.php
index ab34cd4357b4..4c68651108c2 100644
--- a/ResourceManager/src/V3/resources/tag_values_rest_client_config.php
+++ b/ResourceManager/src/V3/resources/tag_values_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/tests/Unit/V3/Client/FoldersClientTest.php b/ResourceManager/tests/Unit/V3/Client/FoldersClientTest.php
index e244998bb413..813f9b20af21 100644
--- a/ResourceManager/tests/Unit/V3/Client/FoldersClientTest.php
+++ b/ResourceManager/tests/Unit/V3/Client/FoldersClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/tests/Unit/V3/Client/OrganizationsClientTest.php b/ResourceManager/tests/Unit/V3/Client/OrganizationsClientTest.php
index ef361ca1d4c1..1f0d6bc6f7fd 100644
--- a/ResourceManager/tests/Unit/V3/Client/OrganizationsClientTest.php
+++ b/ResourceManager/tests/Unit/V3/Client/OrganizationsClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/tests/Unit/V3/Client/ProjectsClientTest.php b/ResourceManager/tests/Unit/V3/Client/ProjectsClientTest.php
index d35d584ee3d9..2115c8183811 100644
--- a/ResourceManager/tests/Unit/V3/Client/ProjectsClientTest.php
+++ b/ResourceManager/tests/Unit/V3/Client/ProjectsClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/tests/Unit/V3/Client/TagBindingsClientTest.php b/ResourceManager/tests/Unit/V3/Client/TagBindingsClientTest.php
index 71933d5642d5..f4d04b4741a3 100644
--- a/ResourceManager/tests/Unit/V3/Client/TagBindingsClientTest.php
+++ b/ResourceManager/tests/Unit/V3/Client/TagBindingsClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/tests/Unit/V3/Client/TagHoldsClientTest.php b/ResourceManager/tests/Unit/V3/Client/TagHoldsClientTest.php
index 149fa0ecbe3f..960f9b186c73 100644
--- a/ResourceManager/tests/Unit/V3/Client/TagHoldsClientTest.php
+++ b/ResourceManager/tests/Unit/V3/Client/TagHoldsClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/tests/Unit/V3/Client/TagKeysClientTest.php b/ResourceManager/tests/Unit/V3/Client/TagKeysClientTest.php
index 0246524ac583..fbb67879d49a 100644
--- a/ResourceManager/tests/Unit/V3/Client/TagKeysClientTest.php
+++ b/ResourceManager/tests/Unit/V3/Client/TagKeysClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ResourceManager/tests/Unit/V3/Client/TagValuesClientTest.php b/ResourceManager/tests/Unit/V3/Client/TagValuesClientTest.php
index aa88c43f5f4b..8c4b2f847927 100644
--- a/ResourceManager/tests/Unit/V3/Client/TagValuesClientTest.php
+++ b/ResourceManager/tests/Unit/V3/Client/TagValuesClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.