diff --git a/Eventarc/owlbot.py b/Eventarc/owlbot.py
index 203fbd86f7bc..eaa9ad40a842 100644
--- a/Eventarc/owlbot.py
+++ b/Eventarc/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/Eventarc/samples/V1/EventarcClient/create_channel.php b/Eventarc/samples/V1/EventarcClient/create_channel.php
index d44588c57f8a..29f8152668c3 100644
--- a/Eventarc/samples/V1/EventarcClient/create_channel.php
+++ b/Eventarc/samples/V1/EventarcClient/create_channel.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/Eventarc/samples/V1/EventarcClient/create_channel_connection.php b/Eventarc/samples/V1/EventarcClient/create_channel_connection.php
index 65d8e1193a8a..24ce4e04e26d 100644
--- a/Eventarc/samples/V1/EventarcClient/create_channel_connection.php
+++ b/Eventarc/samples/V1/EventarcClient/create_channel_connection.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/Eventarc/samples/V1/EventarcClient/create_enrollment.php b/Eventarc/samples/V1/EventarcClient/create_enrollment.php
index 862e9a313ec9..cf90e9a42d38 100644
--- a/Eventarc/samples/V1/EventarcClient/create_enrollment.php
+++ b/Eventarc/samples/V1/EventarcClient/create_enrollment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Eventarc/samples/V1/EventarcClient/create_google_api_source.php b/Eventarc/samples/V1/EventarcClient/create_google_api_source.php
index e854b91c52bb..9071628a7d2d 100644
--- a/Eventarc/samples/V1/EventarcClient/create_google_api_source.php
+++ b/Eventarc/samples/V1/EventarcClient/create_google_api_source.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Eventarc/samples/V1/EventarcClient/create_message_bus.php b/Eventarc/samples/V1/EventarcClient/create_message_bus.php
index 0c19a136e1a2..d68a7eec6168 100644
--- a/Eventarc/samples/V1/EventarcClient/create_message_bus.php
+++ b/Eventarc/samples/V1/EventarcClient/create_message_bus.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Eventarc/samples/V1/EventarcClient/create_pipeline.php b/Eventarc/samples/V1/EventarcClient/create_pipeline.php
index 33fbaaa35364..269284a26a8d 100644
--- a/Eventarc/samples/V1/EventarcClient/create_pipeline.php
+++ b/Eventarc/samples/V1/EventarcClient/create_pipeline.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Eventarc/samples/V1/EventarcClient/create_trigger.php b/Eventarc/samples/V1/EventarcClient/create_trigger.php
index 85808f930bdc..e57f26e36525 100644
--- a/Eventarc/samples/V1/EventarcClient/create_trigger.php
+++ b/Eventarc/samples/V1/EventarcClient/create_trigger.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/Eventarc/samples/V1/EventarcClient/delete_channel.php b/Eventarc/samples/V1/EventarcClient/delete_channel.php
index e81087bb17c4..acf1369d7e58 100644
--- a/Eventarc/samples/V1/EventarcClient/delete_channel.php
+++ b/Eventarc/samples/V1/EventarcClient/delete_channel.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/Eventarc/samples/V1/EventarcClient/delete_channel_connection.php b/Eventarc/samples/V1/EventarcClient/delete_channel_connection.php
index d181081a270b..bd33d272f125 100644
--- a/Eventarc/samples/V1/EventarcClient/delete_channel_connection.php
+++ b/Eventarc/samples/V1/EventarcClient/delete_channel_connection.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/Eventarc/samples/V1/EventarcClient/delete_enrollment.php b/Eventarc/samples/V1/EventarcClient/delete_enrollment.php
index 411125b20bcd..793dc0d97ac2 100644
--- a/Eventarc/samples/V1/EventarcClient/delete_enrollment.php
+++ b/Eventarc/samples/V1/EventarcClient/delete_enrollment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Eventarc/samples/V1/EventarcClient/delete_google_api_source.php b/Eventarc/samples/V1/EventarcClient/delete_google_api_source.php
index 11b4caf3fd3e..3e483a972f22 100644
--- a/Eventarc/samples/V1/EventarcClient/delete_google_api_source.php
+++ b/Eventarc/samples/V1/EventarcClient/delete_google_api_source.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Eventarc/samples/V1/EventarcClient/delete_message_bus.php b/Eventarc/samples/V1/EventarcClient/delete_message_bus.php
index cc88f5738e9b..287bd447a912 100644
--- a/Eventarc/samples/V1/EventarcClient/delete_message_bus.php
+++ b/Eventarc/samples/V1/EventarcClient/delete_message_bus.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Eventarc/samples/V1/EventarcClient/delete_pipeline.php b/Eventarc/samples/V1/EventarcClient/delete_pipeline.php
index e5bcc5436686..dc266f1b85c2 100644
--- a/Eventarc/samples/V1/EventarcClient/delete_pipeline.php
+++ b/Eventarc/samples/V1/EventarcClient/delete_pipeline.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Eventarc/samples/V1/EventarcClient/delete_trigger.php b/Eventarc/samples/V1/EventarcClient/delete_trigger.php
index b478719abe9a..d1b15a2b4c4b 100644
--- a/Eventarc/samples/V1/EventarcClient/delete_trigger.php
+++ b/Eventarc/samples/V1/EventarcClient/delete_trigger.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/Eventarc/samples/V1/EventarcClient/get_channel.php b/Eventarc/samples/V1/EventarcClient/get_channel.php
index 776bb1860327..79553164b7bf 100644
--- a/Eventarc/samples/V1/EventarcClient/get_channel.php
+++ b/Eventarc/samples/V1/EventarcClient/get_channel.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/Eventarc/samples/V1/EventarcClient/get_channel_connection.php b/Eventarc/samples/V1/EventarcClient/get_channel_connection.php
index 190cb002e4a4..194479342c32 100644
--- a/Eventarc/samples/V1/EventarcClient/get_channel_connection.php
+++ b/Eventarc/samples/V1/EventarcClient/get_channel_connection.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/Eventarc/samples/V1/EventarcClient/get_enrollment.php b/Eventarc/samples/V1/EventarcClient/get_enrollment.php
index e05d928e417a..e89a415ef9a0 100644
--- a/Eventarc/samples/V1/EventarcClient/get_enrollment.php
+++ b/Eventarc/samples/V1/EventarcClient/get_enrollment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Eventarc/samples/V1/EventarcClient/get_google_api_source.php b/Eventarc/samples/V1/EventarcClient/get_google_api_source.php
index c45c874e198d..144d92382dfc 100644
--- a/Eventarc/samples/V1/EventarcClient/get_google_api_source.php
+++ b/Eventarc/samples/V1/EventarcClient/get_google_api_source.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Eventarc/samples/V1/EventarcClient/get_google_channel_config.php b/Eventarc/samples/V1/EventarcClient/get_google_channel_config.php
index 3badc3fd4ace..b9ab4bac834e 100644
--- a/Eventarc/samples/V1/EventarcClient/get_google_channel_config.php
+++ b/Eventarc/samples/V1/EventarcClient/get_google_channel_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/Eventarc/samples/V1/EventarcClient/get_iam_policy.php b/Eventarc/samples/V1/EventarcClient/get_iam_policy.php
index 8e09a11e2097..83d6c7f66c70 100644
--- a/Eventarc/samples/V1/EventarcClient/get_iam_policy.php
+++ b/Eventarc/samples/V1/EventarcClient/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/Eventarc/samples/V1/EventarcClient/get_location.php b/Eventarc/samples/V1/EventarcClient/get_location.php
index 000dbccbe181..88608fc9f786 100644
--- a/Eventarc/samples/V1/EventarcClient/get_location.php
+++ b/Eventarc/samples/V1/EventarcClient/get_location.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/Eventarc/samples/V1/EventarcClient/get_message_bus.php b/Eventarc/samples/V1/EventarcClient/get_message_bus.php
index 5e6d2cbab565..7c1c26fcc127 100644
--- a/Eventarc/samples/V1/EventarcClient/get_message_bus.php
+++ b/Eventarc/samples/V1/EventarcClient/get_message_bus.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Eventarc/samples/V1/EventarcClient/get_pipeline.php b/Eventarc/samples/V1/EventarcClient/get_pipeline.php
index b720c97a70cb..f89ed0194c15 100644
--- a/Eventarc/samples/V1/EventarcClient/get_pipeline.php
+++ b/Eventarc/samples/V1/EventarcClient/get_pipeline.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Eventarc/samples/V1/EventarcClient/get_provider.php b/Eventarc/samples/V1/EventarcClient/get_provider.php
index 914296a229f2..752f505d528c 100644
--- a/Eventarc/samples/V1/EventarcClient/get_provider.php
+++ b/Eventarc/samples/V1/EventarcClient/get_provider.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/Eventarc/samples/V1/EventarcClient/get_trigger.php b/Eventarc/samples/V1/EventarcClient/get_trigger.php
index 4a1854796ee8..181446c29bcc 100644
--- a/Eventarc/samples/V1/EventarcClient/get_trigger.php
+++ b/Eventarc/samples/V1/EventarcClient/get_trigger.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/Eventarc/samples/V1/EventarcClient/list_channel_connections.php b/Eventarc/samples/V1/EventarcClient/list_channel_connections.php
index 878035b97a90..292a6c06ae38 100644
--- a/Eventarc/samples/V1/EventarcClient/list_channel_connections.php
+++ b/Eventarc/samples/V1/EventarcClient/list_channel_connections.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/Eventarc/samples/V1/EventarcClient/list_channels.php b/Eventarc/samples/V1/EventarcClient/list_channels.php
index ac6dc60fd3f9..a4661189df68 100644
--- a/Eventarc/samples/V1/EventarcClient/list_channels.php
+++ b/Eventarc/samples/V1/EventarcClient/list_channels.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/Eventarc/samples/V1/EventarcClient/list_enrollments.php b/Eventarc/samples/V1/EventarcClient/list_enrollments.php
index a45acb7d1683..71a9816ab707 100644
--- a/Eventarc/samples/V1/EventarcClient/list_enrollments.php
+++ b/Eventarc/samples/V1/EventarcClient/list_enrollments.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Eventarc/samples/V1/EventarcClient/list_google_api_sources.php b/Eventarc/samples/V1/EventarcClient/list_google_api_sources.php
index c54259e74936..b2de04c1bf2c 100644
--- a/Eventarc/samples/V1/EventarcClient/list_google_api_sources.php
+++ b/Eventarc/samples/V1/EventarcClient/list_google_api_sources.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Eventarc/samples/V1/EventarcClient/list_locations.php b/Eventarc/samples/V1/EventarcClient/list_locations.php
index 5413aa6c1ab7..f833b6f06976 100644
--- a/Eventarc/samples/V1/EventarcClient/list_locations.php
+++ b/Eventarc/samples/V1/EventarcClient/list_locations.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/Eventarc/samples/V1/EventarcClient/list_message_bus_enrollments.php b/Eventarc/samples/V1/EventarcClient/list_message_bus_enrollments.php
index 6ca12dfcb569..63f6569b4ad8 100644
--- a/Eventarc/samples/V1/EventarcClient/list_message_bus_enrollments.php
+++ b/Eventarc/samples/V1/EventarcClient/list_message_bus_enrollments.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Eventarc/samples/V1/EventarcClient/list_message_buses.php b/Eventarc/samples/V1/EventarcClient/list_message_buses.php
index 5a9cad060564..2125e051f1c5 100644
--- a/Eventarc/samples/V1/EventarcClient/list_message_buses.php
+++ b/Eventarc/samples/V1/EventarcClient/list_message_buses.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Eventarc/samples/V1/EventarcClient/list_pipelines.php b/Eventarc/samples/V1/EventarcClient/list_pipelines.php
index 0555619a030b..8665cc24ee1c 100644
--- a/Eventarc/samples/V1/EventarcClient/list_pipelines.php
+++ b/Eventarc/samples/V1/EventarcClient/list_pipelines.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Eventarc/samples/V1/EventarcClient/list_providers.php b/Eventarc/samples/V1/EventarcClient/list_providers.php
index e57431126931..57939da9fb54 100644
--- a/Eventarc/samples/V1/EventarcClient/list_providers.php
+++ b/Eventarc/samples/V1/EventarcClient/list_providers.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/Eventarc/samples/V1/EventarcClient/list_triggers.php b/Eventarc/samples/V1/EventarcClient/list_triggers.php
index ab00d042128e..ab11cdb89c0d 100644
--- a/Eventarc/samples/V1/EventarcClient/list_triggers.php
+++ b/Eventarc/samples/V1/EventarcClient/list_triggers.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/Eventarc/samples/V1/EventarcClient/set_iam_policy.php b/Eventarc/samples/V1/EventarcClient/set_iam_policy.php
index bf1f23e9a4a7..7e70e047b078 100644
--- a/Eventarc/samples/V1/EventarcClient/set_iam_policy.php
+++ b/Eventarc/samples/V1/EventarcClient/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/Eventarc/samples/V1/EventarcClient/test_iam_permissions.php b/Eventarc/samples/V1/EventarcClient/test_iam_permissions.php
index 2e8b4bea9334..6e7f984e90fc 100644
--- a/Eventarc/samples/V1/EventarcClient/test_iam_permissions.php
+++ b/Eventarc/samples/V1/EventarcClient/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/Eventarc/samples/V1/EventarcClient/update_channel.php b/Eventarc/samples/V1/EventarcClient/update_channel.php
index 6e2f23ad1338..586a4baf040f 100644
--- a/Eventarc/samples/V1/EventarcClient/update_channel.php
+++ b/Eventarc/samples/V1/EventarcClient/update_channel.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/Eventarc/samples/V1/EventarcClient/update_enrollment.php b/Eventarc/samples/V1/EventarcClient/update_enrollment.php
index 738b6d888d57..804e4562bb42 100644
--- a/Eventarc/samples/V1/EventarcClient/update_enrollment.php
+++ b/Eventarc/samples/V1/EventarcClient/update_enrollment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Eventarc/samples/V1/EventarcClient/update_google_api_source.php b/Eventarc/samples/V1/EventarcClient/update_google_api_source.php
index 02a93fc736ea..10083a5f36ec 100644
--- a/Eventarc/samples/V1/EventarcClient/update_google_api_source.php
+++ b/Eventarc/samples/V1/EventarcClient/update_google_api_source.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Eventarc/samples/V1/EventarcClient/update_google_channel_config.php b/Eventarc/samples/V1/EventarcClient/update_google_channel_config.php
index 202427723d1e..1bf6b8c279b6 100644
--- a/Eventarc/samples/V1/EventarcClient/update_google_channel_config.php
+++ b/Eventarc/samples/V1/EventarcClient/update_google_channel_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/Eventarc/samples/V1/EventarcClient/update_message_bus.php b/Eventarc/samples/V1/EventarcClient/update_message_bus.php
index 2797696cf25a..9454374aa9ff 100644
--- a/Eventarc/samples/V1/EventarcClient/update_message_bus.php
+++ b/Eventarc/samples/V1/EventarcClient/update_message_bus.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Eventarc/samples/V1/EventarcClient/update_pipeline.php b/Eventarc/samples/V1/EventarcClient/update_pipeline.php
index 379b26852258..d8a3679152c5 100644
--- a/Eventarc/samples/V1/EventarcClient/update_pipeline.php
+++ b/Eventarc/samples/V1/EventarcClient/update_pipeline.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Eventarc/samples/V1/EventarcClient/update_trigger.php b/Eventarc/samples/V1/EventarcClient/update_trigger.php
index 5d28febc7f94..7c2278cb7753 100644
--- a/Eventarc/samples/V1/EventarcClient/update_trigger.php
+++ b/Eventarc/samples/V1/EventarcClient/update_trigger.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/Eventarc/src/V1/Client/EventarcClient.php b/Eventarc/src/V1/Client/EventarcClient.php
index 9b5c8e51b856..b7f6d314d8fc 100644
--- a/Eventarc/src/V1/Client/EventarcClient.php
+++ b/Eventarc/src/V1/Client/EventarcClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Eventarc/src/V1/resources/eventarc_descriptor_config.php b/Eventarc/src/V1/resources/eventarc_descriptor_config.php
index 062cd5f67467..ad1e5458969a 100644
--- a/Eventarc/src/V1/resources/eventarc_descriptor_config.php
+++ b/Eventarc/src/V1/resources/eventarc_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/Eventarc/src/V1/resources/eventarc_rest_client_config.php b/Eventarc/src/V1/resources/eventarc_rest_client_config.php
index 579bc5220854..5e532f7a7838 100644
--- a/Eventarc/src/V1/resources/eventarc_rest_client_config.php
+++ b/Eventarc/src/V1/resources/eventarc_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/Eventarc/tests/Unit/V1/Client/EventarcClientTest.php b/Eventarc/tests/Unit/V1/Client/EventarcClientTest.php
index 1d586b15e978..a1f746eadaf3 100644
--- a/Eventarc/tests/Unit/V1/Client/EventarcClientTest.php
+++ b/Eventarc/tests/Unit/V1/Client/EventarcClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/EventarcPublishing/owlbot.py b/EventarcPublishing/owlbot.py
index 9c3b0af95d8d..cd5a62490de0 100644
--- a/EventarcPublishing/owlbot.py
+++ b/EventarcPublishing/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/EventarcPublishing/samples/V1/PublisherClient/publish.php b/EventarcPublishing/samples/V1/PublisherClient/publish.php
index 80fce160f988..9bae7bed87f1 100644
--- a/EventarcPublishing/samples/V1/PublisherClient/publish.php
+++ b/EventarcPublishing/samples/V1/PublisherClient/publish.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/EventarcPublishing/samples/V1/PublisherClient/publish_channel_connection_events.php b/EventarcPublishing/samples/V1/PublisherClient/publish_channel_connection_events.php
index 76a06c98cab6..255a38ecdbb1 100644
--- a/EventarcPublishing/samples/V1/PublisherClient/publish_channel_connection_events.php
+++ b/EventarcPublishing/samples/V1/PublisherClient/publish_channel_connection_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/EventarcPublishing/samples/V1/PublisherClient/publish_events.php b/EventarcPublishing/samples/V1/PublisherClient/publish_events.php
index d4bcb2c10ad3..b3a9d2dae5ed 100644
--- a/EventarcPublishing/samples/V1/PublisherClient/publish_events.php
+++ b/EventarcPublishing/samples/V1/PublisherClient/publish_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/EventarcPublishing/src/V1/Client/PublisherClient.php b/EventarcPublishing/src/V1/Client/PublisherClient.php
index e6fc6bb41e6d..b65fc2542a75 100644
--- a/EventarcPublishing/src/V1/Client/PublisherClient.php
+++ b/EventarcPublishing/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/EventarcPublishing/src/V1/resources/publisher_descriptor_config.php b/EventarcPublishing/src/V1/resources/publisher_descriptor_config.php
index bff99c08e674..00e25f371c8f 100644
--- a/EventarcPublishing/src/V1/resources/publisher_descriptor_config.php
+++ b/EventarcPublishing/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/EventarcPublishing/src/V1/resources/publisher_rest_client_config.php b/EventarcPublishing/src/V1/resources/publisher_rest_client_config.php
index 5730c0aa7b57..78f6a79b3871 100644
--- a/EventarcPublishing/src/V1/resources/publisher_rest_client_config.php
+++ b/EventarcPublishing/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/EventarcPublishing/tests/Unit/V1/Client/PublisherClientTest.php b/EventarcPublishing/tests/Unit/V1/Client/PublisherClientTest.php
index 49c8165ab0d0..adc9b15adfbc 100644
--- a/EventarcPublishing/tests/Unit/V1/Client/PublisherClientTest.php
+++ b/EventarcPublishing/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/Filestore/owlbot.py b/Filestore/owlbot.py
index 9ee179373181..b941c37f352c 100644
--- a/Filestore/owlbot.py
+++ b/Filestore/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/Filestore/samples/V1/CloudFilestoreManagerClient/create_backup.php b/Filestore/samples/V1/CloudFilestoreManagerClient/create_backup.php
index a4a0b8eb9deb..fab0d5ce6e5e 100644
--- a/Filestore/samples/V1/CloudFilestoreManagerClient/create_backup.php
+++ b/Filestore/samples/V1/CloudFilestoreManagerClient/create_backup.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/Filestore/samples/V1/CloudFilestoreManagerClient/create_instance.php b/Filestore/samples/V1/CloudFilestoreManagerClient/create_instance.php
index 59f6c2104c8e..f5859315edd2 100644
--- a/Filestore/samples/V1/CloudFilestoreManagerClient/create_instance.php
+++ b/Filestore/samples/V1/CloudFilestoreManagerClient/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/Filestore/samples/V1/CloudFilestoreManagerClient/create_snapshot.php b/Filestore/samples/V1/CloudFilestoreManagerClient/create_snapshot.php
index 8613de3c1aee..bc0a5e3b408c 100644
--- a/Filestore/samples/V1/CloudFilestoreManagerClient/create_snapshot.php
+++ b/Filestore/samples/V1/CloudFilestoreManagerClient/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/Filestore/samples/V1/CloudFilestoreManagerClient/delete_backup.php b/Filestore/samples/V1/CloudFilestoreManagerClient/delete_backup.php
index 12c1239d7e2d..fe92b8106311 100644
--- a/Filestore/samples/V1/CloudFilestoreManagerClient/delete_backup.php
+++ b/Filestore/samples/V1/CloudFilestoreManagerClient/delete_backup.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/Filestore/samples/V1/CloudFilestoreManagerClient/delete_instance.php b/Filestore/samples/V1/CloudFilestoreManagerClient/delete_instance.php
index 2b1e7af9c0c1..e29c2272cb78 100644
--- a/Filestore/samples/V1/CloudFilestoreManagerClient/delete_instance.php
+++ b/Filestore/samples/V1/CloudFilestoreManagerClient/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/Filestore/samples/V1/CloudFilestoreManagerClient/delete_snapshot.php b/Filestore/samples/V1/CloudFilestoreManagerClient/delete_snapshot.php
index cbe84e987905..29821dc4a9c4 100644
--- a/Filestore/samples/V1/CloudFilestoreManagerClient/delete_snapshot.php
+++ b/Filestore/samples/V1/CloudFilestoreManagerClient/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/Filestore/samples/V1/CloudFilestoreManagerClient/get_backup.php b/Filestore/samples/V1/CloudFilestoreManagerClient/get_backup.php
index 4134c2ff764f..89fd1a9fa86c 100644
--- a/Filestore/samples/V1/CloudFilestoreManagerClient/get_backup.php
+++ b/Filestore/samples/V1/CloudFilestoreManagerClient/get_backup.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/Filestore/samples/V1/CloudFilestoreManagerClient/get_instance.php b/Filestore/samples/V1/CloudFilestoreManagerClient/get_instance.php
index 7bc7bb930a8d..7c9eb9d02955 100644
--- a/Filestore/samples/V1/CloudFilestoreManagerClient/get_instance.php
+++ b/Filestore/samples/V1/CloudFilestoreManagerClient/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/Filestore/samples/V1/CloudFilestoreManagerClient/get_snapshot.php b/Filestore/samples/V1/CloudFilestoreManagerClient/get_snapshot.php
index d3ee9b93e274..8163eecb8f43 100644
--- a/Filestore/samples/V1/CloudFilestoreManagerClient/get_snapshot.php
+++ b/Filestore/samples/V1/CloudFilestoreManagerClient/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/Filestore/samples/V1/CloudFilestoreManagerClient/list_backups.php b/Filestore/samples/V1/CloudFilestoreManagerClient/list_backups.php
index c7fdc5858320..60f598e6c422 100644
--- a/Filestore/samples/V1/CloudFilestoreManagerClient/list_backups.php
+++ b/Filestore/samples/V1/CloudFilestoreManagerClient/list_backups.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/Filestore/samples/V1/CloudFilestoreManagerClient/list_instances.php b/Filestore/samples/V1/CloudFilestoreManagerClient/list_instances.php
index 13a8d55cb87f..288de4300577 100644
--- a/Filestore/samples/V1/CloudFilestoreManagerClient/list_instances.php
+++ b/Filestore/samples/V1/CloudFilestoreManagerClient/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/Filestore/samples/V1/CloudFilestoreManagerClient/list_snapshots.php b/Filestore/samples/V1/CloudFilestoreManagerClient/list_snapshots.php
index b6bda6b5894e..5e1fdb858933 100644
--- a/Filestore/samples/V1/CloudFilestoreManagerClient/list_snapshots.php
+++ b/Filestore/samples/V1/CloudFilestoreManagerClient/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/Filestore/samples/V1/CloudFilestoreManagerClient/promote_replica.php b/Filestore/samples/V1/CloudFilestoreManagerClient/promote_replica.php
index d98ef99ea8c3..c6e074789bac 100644
--- a/Filestore/samples/V1/CloudFilestoreManagerClient/promote_replica.php
+++ b/Filestore/samples/V1/CloudFilestoreManagerClient/promote_replica.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/Filestore/samples/V1/CloudFilestoreManagerClient/restore_instance.php b/Filestore/samples/V1/CloudFilestoreManagerClient/restore_instance.php
index 278b2d355276..0f7901766265 100644
--- a/Filestore/samples/V1/CloudFilestoreManagerClient/restore_instance.php
+++ b/Filestore/samples/V1/CloudFilestoreManagerClient/restore_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/Filestore/samples/V1/CloudFilestoreManagerClient/revert_instance.php b/Filestore/samples/V1/CloudFilestoreManagerClient/revert_instance.php
index 6d618e563292..46da1a22213b 100644
--- a/Filestore/samples/V1/CloudFilestoreManagerClient/revert_instance.php
+++ b/Filestore/samples/V1/CloudFilestoreManagerClient/revert_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/Filestore/samples/V1/CloudFilestoreManagerClient/update_backup.php b/Filestore/samples/V1/CloudFilestoreManagerClient/update_backup.php
index 23caee5dbf44..955e56659974 100644
--- a/Filestore/samples/V1/CloudFilestoreManagerClient/update_backup.php
+++ b/Filestore/samples/V1/CloudFilestoreManagerClient/update_backup.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/Filestore/samples/V1/CloudFilestoreManagerClient/update_instance.php b/Filestore/samples/V1/CloudFilestoreManagerClient/update_instance.php
index 7f4240ee3ff2..49025a8e1a8b 100644
--- a/Filestore/samples/V1/CloudFilestoreManagerClient/update_instance.php
+++ b/Filestore/samples/V1/CloudFilestoreManagerClient/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/Filestore/samples/V1/CloudFilestoreManagerClient/update_snapshot.php b/Filestore/samples/V1/CloudFilestoreManagerClient/update_snapshot.php
index 8bd2d2e0795c..455582ef2bd7 100644
--- a/Filestore/samples/V1/CloudFilestoreManagerClient/update_snapshot.php
+++ b/Filestore/samples/V1/CloudFilestoreManagerClient/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/Filestore/src/V1/Client/CloudFilestoreManagerClient.php b/Filestore/src/V1/Client/CloudFilestoreManagerClient.php
index 3ec1f3db0b9a..62966c1fefbd 100644
--- a/Filestore/src/V1/Client/CloudFilestoreManagerClient.php
+++ b/Filestore/src/V1/Client/CloudFilestoreManagerClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Filestore/src/V1/resources/cloud_filestore_manager_descriptor_config.php b/Filestore/src/V1/resources/cloud_filestore_manager_descriptor_config.php
index b77d5974ca02..f8751c62ea81 100644
--- a/Filestore/src/V1/resources/cloud_filestore_manager_descriptor_config.php
+++ b/Filestore/src/V1/resources/cloud_filestore_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/Filestore/src/V1/resources/cloud_filestore_manager_rest_client_config.php b/Filestore/src/V1/resources/cloud_filestore_manager_rest_client_config.php
index 3b9a877079d2..f13ab37f0f78 100644
--- a/Filestore/src/V1/resources/cloud_filestore_manager_rest_client_config.php
+++ b/Filestore/src/V1/resources/cloud_filestore_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/Filestore/tests/Unit/V1/Client/CloudFilestoreManagerClientTest.php b/Filestore/tests/Unit/V1/Client/CloudFilestoreManagerClientTest.php
index 297841e034e9..ea4a983d47b5 100644
--- a/Filestore/tests/Unit/V1/Client/CloudFilestoreManagerClientTest.php
+++ b/Filestore/tests/Unit/V1/Client/CloudFilestoreManagerClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/FinancialServices/owlbot.py b/FinancialServices/owlbot.py
index 6b3e4fe4398a..80f500e1e462 100644
--- a/FinancialServices/owlbot.py
+++ b/FinancialServices/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/FinancialServices/samples/V1/AMLClient/create_backtest_result.php b/FinancialServices/samples/V1/AMLClient/create_backtest_result.php
index 199bae05d806..beadd925a857 100644
--- a/FinancialServices/samples/V1/AMLClient/create_backtest_result.php
+++ b/FinancialServices/samples/V1/AMLClient/create_backtest_result.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/FinancialServices/samples/V1/AMLClient/create_dataset.php b/FinancialServices/samples/V1/AMLClient/create_dataset.php
index 2a1579245afb..faecd657cc87 100644
--- a/FinancialServices/samples/V1/AMLClient/create_dataset.php
+++ b/FinancialServices/samples/V1/AMLClient/create_dataset.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/FinancialServices/samples/V1/AMLClient/create_engine_config.php b/FinancialServices/samples/V1/AMLClient/create_engine_config.php
index 5c01006ce35e..7cc161b035d5 100644
--- a/FinancialServices/samples/V1/AMLClient/create_engine_config.php
+++ b/FinancialServices/samples/V1/AMLClient/create_engine_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/FinancialServices/samples/V1/AMLClient/create_instance.php b/FinancialServices/samples/V1/AMLClient/create_instance.php
index 46d7fb61d6fc..5fb27f10ef6c 100644
--- a/FinancialServices/samples/V1/AMLClient/create_instance.php
+++ b/FinancialServices/samples/V1/AMLClient/create_instance.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/FinancialServices/samples/V1/AMLClient/create_model.php b/FinancialServices/samples/V1/AMLClient/create_model.php
index 75816858bfd7..b9d84916ccd5 100644
--- a/FinancialServices/samples/V1/AMLClient/create_model.php
+++ b/FinancialServices/samples/V1/AMLClient/create_model.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/FinancialServices/samples/V1/AMLClient/create_prediction_result.php b/FinancialServices/samples/V1/AMLClient/create_prediction_result.php
index 749305947209..3fd202539092 100644
--- a/FinancialServices/samples/V1/AMLClient/create_prediction_result.php
+++ b/FinancialServices/samples/V1/AMLClient/create_prediction_result.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/FinancialServices/samples/V1/AMLClient/delete_backtest_result.php b/FinancialServices/samples/V1/AMLClient/delete_backtest_result.php
index ddded38ace97..c18f8cbf4101 100644
--- a/FinancialServices/samples/V1/AMLClient/delete_backtest_result.php
+++ b/FinancialServices/samples/V1/AMLClient/delete_backtest_result.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/FinancialServices/samples/V1/AMLClient/delete_dataset.php b/FinancialServices/samples/V1/AMLClient/delete_dataset.php
index a5677560c054..411de1f6252b 100644
--- a/FinancialServices/samples/V1/AMLClient/delete_dataset.php
+++ b/FinancialServices/samples/V1/AMLClient/delete_dataset.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/FinancialServices/samples/V1/AMLClient/delete_engine_config.php b/FinancialServices/samples/V1/AMLClient/delete_engine_config.php
index 056472d815ac..b84ba34db56c 100644
--- a/FinancialServices/samples/V1/AMLClient/delete_engine_config.php
+++ b/FinancialServices/samples/V1/AMLClient/delete_engine_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/FinancialServices/samples/V1/AMLClient/delete_instance.php b/FinancialServices/samples/V1/AMLClient/delete_instance.php
index 9d0effe5b71a..fc1e1535319d 100644
--- a/FinancialServices/samples/V1/AMLClient/delete_instance.php
+++ b/FinancialServices/samples/V1/AMLClient/delete_instance.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/FinancialServices/samples/V1/AMLClient/delete_model.php b/FinancialServices/samples/V1/AMLClient/delete_model.php
index a6d81ac6102b..c17e8a67927c 100644
--- a/FinancialServices/samples/V1/AMLClient/delete_model.php
+++ b/FinancialServices/samples/V1/AMLClient/delete_model.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/FinancialServices/samples/V1/AMLClient/delete_prediction_result.php b/FinancialServices/samples/V1/AMLClient/delete_prediction_result.php
index a3d4166da9d3..7a5aadf7e50f 100644
--- a/FinancialServices/samples/V1/AMLClient/delete_prediction_result.php
+++ b/FinancialServices/samples/V1/AMLClient/delete_prediction_result.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/FinancialServices/samples/V1/AMLClient/export_backtest_result_metadata.php b/FinancialServices/samples/V1/AMLClient/export_backtest_result_metadata.php
index 8124b47e0664..3ecef5e1ea34 100644
--- a/FinancialServices/samples/V1/AMLClient/export_backtest_result_metadata.php
+++ b/FinancialServices/samples/V1/AMLClient/export_backtest_result_metadata.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/FinancialServices/samples/V1/AMLClient/export_engine_config_metadata.php b/FinancialServices/samples/V1/AMLClient/export_engine_config_metadata.php
index 131c0eba35a4..ca8d3a299edb 100644
--- a/FinancialServices/samples/V1/AMLClient/export_engine_config_metadata.php
+++ b/FinancialServices/samples/V1/AMLClient/export_engine_config_metadata.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/FinancialServices/samples/V1/AMLClient/export_model_metadata.php b/FinancialServices/samples/V1/AMLClient/export_model_metadata.php
index 4a712c24c659..b6edae7c9685 100644
--- a/FinancialServices/samples/V1/AMLClient/export_model_metadata.php
+++ b/FinancialServices/samples/V1/AMLClient/export_model_metadata.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/FinancialServices/samples/V1/AMLClient/export_prediction_result_metadata.php b/FinancialServices/samples/V1/AMLClient/export_prediction_result_metadata.php
index af25f83570d5..e90b2f6b6727 100644
--- a/FinancialServices/samples/V1/AMLClient/export_prediction_result_metadata.php
+++ b/FinancialServices/samples/V1/AMLClient/export_prediction_result_metadata.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/FinancialServices/samples/V1/AMLClient/export_registered_parties.php b/FinancialServices/samples/V1/AMLClient/export_registered_parties.php
index b3e7bc3b6942..41319ec49ee9 100644
--- a/FinancialServices/samples/V1/AMLClient/export_registered_parties.php
+++ b/FinancialServices/samples/V1/AMLClient/export_registered_parties.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/FinancialServices/samples/V1/AMLClient/get_backtest_result.php b/FinancialServices/samples/V1/AMLClient/get_backtest_result.php
index edf2d1d8ebd7..359e4bb8297c 100644
--- a/FinancialServices/samples/V1/AMLClient/get_backtest_result.php
+++ b/FinancialServices/samples/V1/AMLClient/get_backtest_result.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/FinancialServices/samples/V1/AMLClient/get_dataset.php b/FinancialServices/samples/V1/AMLClient/get_dataset.php
index 66973d649a4f..f8a2dd89c97d 100644
--- a/FinancialServices/samples/V1/AMLClient/get_dataset.php
+++ b/FinancialServices/samples/V1/AMLClient/get_dataset.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/FinancialServices/samples/V1/AMLClient/get_engine_config.php b/FinancialServices/samples/V1/AMLClient/get_engine_config.php
index b4b3b68dd53d..0056dbd7ef96 100644
--- a/FinancialServices/samples/V1/AMLClient/get_engine_config.php
+++ b/FinancialServices/samples/V1/AMLClient/get_engine_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/FinancialServices/samples/V1/AMLClient/get_engine_version.php b/FinancialServices/samples/V1/AMLClient/get_engine_version.php
index 618a78043e9d..a22d2e9752b5 100644
--- a/FinancialServices/samples/V1/AMLClient/get_engine_version.php
+++ b/FinancialServices/samples/V1/AMLClient/get_engine_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/FinancialServices/samples/V1/AMLClient/get_instance.php b/FinancialServices/samples/V1/AMLClient/get_instance.php
index 95e1329ab327..d62a2f8c165b 100644
--- a/FinancialServices/samples/V1/AMLClient/get_instance.php
+++ b/FinancialServices/samples/V1/AMLClient/get_instance.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/FinancialServices/samples/V1/AMLClient/get_location.php b/FinancialServices/samples/V1/AMLClient/get_location.php
index d66530e3673e..ad51bf17a578 100644
--- a/FinancialServices/samples/V1/AMLClient/get_location.php
+++ b/FinancialServices/samples/V1/AMLClient/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/FinancialServices/samples/V1/AMLClient/get_model.php b/FinancialServices/samples/V1/AMLClient/get_model.php
index 1d56423f711d..ffd0646f4a29 100644
--- a/FinancialServices/samples/V1/AMLClient/get_model.php
+++ b/FinancialServices/samples/V1/AMLClient/get_model.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/FinancialServices/samples/V1/AMLClient/get_prediction_result.php b/FinancialServices/samples/V1/AMLClient/get_prediction_result.php
index 3c06ca64c58e..dc40cd086eca 100644
--- a/FinancialServices/samples/V1/AMLClient/get_prediction_result.php
+++ b/FinancialServices/samples/V1/AMLClient/get_prediction_result.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/FinancialServices/samples/V1/AMLClient/import_registered_parties.php b/FinancialServices/samples/V1/AMLClient/import_registered_parties.php
index 7bf898aa625c..6d3c5a572f92 100644
--- a/FinancialServices/samples/V1/AMLClient/import_registered_parties.php
+++ b/FinancialServices/samples/V1/AMLClient/import_registered_parties.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/FinancialServices/samples/V1/AMLClient/list_backtest_results.php b/FinancialServices/samples/V1/AMLClient/list_backtest_results.php
index 044f91797587..3b692d25fa72 100644
--- a/FinancialServices/samples/V1/AMLClient/list_backtest_results.php
+++ b/FinancialServices/samples/V1/AMLClient/list_backtest_results.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/FinancialServices/samples/V1/AMLClient/list_datasets.php b/FinancialServices/samples/V1/AMLClient/list_datasets.php
index d9fd58d9a9a5..9cfd6eae5776 100644
--- a/FinancialServices/samples/V1/AMLClient/list_datasets.php
+++ b/FinancialServices/samples/V1/AMLClient/list_datasets.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/FinancialServices/samples/V1/AMLClient/list_engine_configs.php b/FinancialServices/samples/V1/AMLClient/list_engine_configs.php
index 418084ac144a..54daaa3be83f 100644
--- a/FinancialServices/samples/V1/AMLClient/list_engine_configs.php
+++ b/FinancialServices/samples/V1/AMLClient/list_engine_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/FinancialServices/samples/V1/AMLClient/list_engine_versions.php b/FinancialServices/samples/V1/AMLClient/list_engine_versions.php
index 3c2fbf3730d2..150a41868529 100644
--- a/FinancialServices/samples/V1/AMLClient/list_engine_versions.php
+++ b/FinancialServices/samples/V1/AMLClient/list_engine_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/FinancialServices/samples/V1/AMLClient/list_instances.php b/FinancialServices/samples/V1/AMLClient/list_instances.php
index f1c899bcf4ff..e1634e3f5098 100644
--- a/FinancialServices/samples/V1/AMLClient/list_instances.php
+++ b/FinancialServices/samples/V1/AMLClient/list_instances.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/FinancialServices/samples/V1/AMLClient/list_locations.php b/FinancialServices/samples/V1/AMLClient/list_locations.php
index 6a88030975fc..5f401969783c 100644
--- a/FinancialServices/samples/V1/AMLClient/list_locations.php
+++ b/FinancialServices/samples/V1/AMLClient/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/FinancialServices/samples/V1/AMLClient/list_models.php b/FinancialServices/samples/V1/AMLClient/list_models.php
index e981be05831e..126b2ec49910 100644
--- a/FinancialServices/samples/V1/AMLClient/list_models.php
+++ b/FinancialServices/samples/V1/AMLClient/list_models.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/FinancialServices/samples/V1/AMLClient/list_prediction_results.php b/FinancialServices/samples/V1/AMLClient/list_prediction_results.php
index b4bdbbc58dee..999e8c4353e5 100644
--- a/FinancialServices/samples/V1/AMLClient/list_prediction_results.php
+++ b/FinancialServices/samples/V1/AMLClient/list_prediction_results.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/FinancialServices/samples/V1/AMLClient/update_backtest_result.php b/FinancialServices/samples/V1/AMLClient/update_backtest_result.php
index 10ab03e483ea..5f552b51efda 100644
--- a/FinancialServices/samples/V1/AMLClient/update_backtest_result.php
+++ b/FinancialServices/samples/V1/AMLClient/update_backtest_result.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/FinancialServices/samples/V1/AMLClient/update_dataset.php b/FinancialServices/samples/V1/AMLClient/update_dataset.php
index fefdadb9f954..0c5e9eded059 100644
--- a/FinancialServices/samples/V1/AMLClient/update_dataset.php
+++ b/FinancialServices/samples/V1/AMLClient/update_dataset.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/FinancialServices/samples/V1/AMLClient/update_engine_config.php b/FinancialServices/samples/V1/AMLClient/update_engine_config.php
index 2d888c3cbb79..5d92e5d1bb56 100644
--- a/FinancialServices/samples/V1/AMLClient/update_engine_config.php
+++ b/FinancialServices/samples/V1/AMLClient/update_engine_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/FinancialServices/samples/V1/AMLClient/update_instance.php b/FinancialServices/samples/V1/AMLClient/update_instance.php
index cf788ce58ab3..71db6e6f663a 100644
--- a/FinancialServices/samples/V1/AMLClient/update_instance.php
+++ b/FinancialServices/samples/V1/AMLClient/update_instance.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/FinancialServices/samples/V1/AMLClient/update_model.php b/FinancialServices/samples/V1/AMLClient/update_model.php
index 73f88692e3af..2b8bd9545bad 100644
--- a/FinancialServices/samples/V1/AMLClient/update_model.php
+++ b/FinancialServices/samples/V1/AMLClient/update_model.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/FinancialServices/samples/V1/AMLClient/update_prediction_result.php b/FinancialServices/samples/V1/AMLClient/update_prediction_result.php
index 99aaaddfdb13..3cd7f86ff252 100644
--- a/FinancialServices/samples/V1/AMLClient/update_prediction_result.php
+++ b/FinancialServices/samples/V1/AMLClient/update_prediction_result.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/FinancialServices/src/V1/Client/AMLClient.php b/FinancialServices/src/V1/Client/AMLClient.php
index 45a8f9b4f803..5f63bf323014 100644
--- a/FinancialServices/src/V1/Client/AMLClient.php
+++ b/FinancialServices/src/V1/Client/AMLClient.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/FinancialServices/src/V1/resources/aml_descriptor_config.php b/FinancialServices/src/V1/resources/aml_descriptor_config.php
index ea6a9373eb36..1f0220a70d03 100644
--- a/FinancialServices/src/V1/resources/aml_descriptor_config.php
+++ b/FinancialServices/src/V1/resources/aml_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/FinancialServices/src/V1/resources/aml_rest_client_config.php b/FinancialServices/src/V1/resources/aml_rest_client_config.php
index e2f22524f316..01b66245c44e 100644
--- a/FinancialServices/src/V1/resources/aml_rest_client_config.php
+++ b/FinancialServices/src/V1/resources/aml_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/FinancialServices/tests/Unit/V1/Client/AMLClientTest.php b/FinancialServices/tests/Unit/V1/Client/AMLClientTest.php
index 210f22d0f31a..83ea44b8a931 100644
--- a/FinancialServices/tests/Unit/V1/Client/AMLClientTest.php
+++ b/FinancialServices/tests/Unit/V1/Client/AMLClientTest.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/Firestore/tests/System/Admin/V1/FirestoreAdminClientSmokeTest.php b/Firestore/tests/System/Admin/V1/FirestoreAdminClientSmokeTest.php
index 4d57392fb3b1..b416abc608a6 100644
--- a/Firestore/tests/System/Admin/V1/FirestoreAdminClientSmokeTest.php
+++ b/Firestore/tests/System/Admin/V1/FirestoreAdminClientSmokeTest.php
@@ -1,6 +1,6 @@
 <?php
 /**
- * Copyright 2019 Google LLC.
+ * Copyright 2026 Google LLC.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Functions/owlbot.py b/Functions/owlbot.py
index 486070c67f86..28168546af79 100644
--- a/Functions/owlbot.py
+++ b/Functions/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/Functions/samples/V2/FunctionServiceClient/create_function.php b/Functions/samples/V2/FunctionServiceClient/create_function.php
index 2e0c41f98cb2..0e77f0f2eb84 100644
--- a/Functions/samples/V2/FunctionServiceClient/create_function.php
+++ b/Functions/samples/V2/FunctionServiceClient/create_function.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/Functions/samples/V2/FunctionServiceClient/delete_function.php b/Functions/samples/V2/FunctionServiceClient/delete_function.php
index 918787447f0b..2ef82e5e351e 100644
--- a/Functions/samples/V2/FunctionServiceClient/delete_function.php
+++ b/Functions/samples/V2/FunctionServiceClient/delete_function.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/Functions/samples/V2/FunctionServiceClient/generate_download_url.php b/Functions/samples/V2/FunctionServiceClient/generate_download_url.php
index 8f2466f96e7f..c4c57818e28d 100644
--- a/Functions/samples/V2/FunctionServiceClient/generate_download_url.php
+++ b/Functions/samples/V2/FunctionServiceClient/generate_download_url.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/Functions/samples/V2/FunctionServiceClient/generate_upload_url.php b/Functions/samples/V2/FunctionServiceClient/generate_upload_url.php
index 038d213858b3..b81574101fc2 100644
--- a/Functions/samples/V2/FunctionServiceClient/generate_upload_url.php
+++ b/Functions/samples/V2/FunctionServiceClient/generate_upload_url.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/Functions/samples/V2/FunctionServiceClient/get_function.php b/Functions/samples/V2/FunctionServiceClient/get_function.php
index cd1997e1d3ed..793712d39113 100644
--- a/Functions/samples/V2/FunctionServiceClient/get_function.php
+++ b/Functions/samples/V2/FunctionServiceClient/get_function.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/Functions/samples/V2/FunctionServiceClient/get_iam_policy.php b/Functions/samples/V2/FunctionServiceClient/get_iam_policy.php
index 87eadde43684..523196474121 100644
--- a/Functions/samples/V2/FunctionServiceClient/get_iam_policy.php
+++ b/Functions/samples/V2/FunctionServiceClient/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/Functions/samples/V2/FunctionServiceClient/list_functions.php b/Functions/samples/V2/FunctionServiceClient/list_functions.php
index 73953390365f..2f1691c87e8a 100644
--- a/Functions/samples/V2/FunctionServiceClient/list_functions.php
+++ b/Functions/samples/V2/FunctionServiceClient/list_functions.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/Functions/samples/V2/FunctionServiceClient/list_locations.php b/Functions/samples/V2/FunctionServiceClient/list_locations.php
index 84c1a22c973f..e8792ecc0239 100644
--- a/Functions/samples/V2/FunctionServiceClient/list_locations.php
+++ b/Functions/samples/V2/FunctionServiceClient/list_locations.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/Functions/samples/V2/FunctionServiceClient/list_runtimes.php b/Functions/samples/V2/FunctionServiceClient/list_runtimes.php
index 442fb3fa6dd3..c8b60a85fb3e 100644
--- a/Functions/samples/V2/FunctionServiceClient/list_runtimes.php
+++ b/Functions/samples/V2/FunctionServiceClient/list_runtimes.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/Functions/samples/V2/FunctionServiceClient/set_iam_policy.php b/Functions/samples/V2/FunctionServiceClient/set_iam_policy.php
index 70b6b289ad97..ef5fc2b26562 100644
--- a/Functions/samples/V2/FunctionServiceClient/set_iam_policy.php
+++ b/Functions/samples/V2/FunctionServiceClient/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/Functions/samples/V2/FunctionServiceClient/test_iam_permissions.php b/Functions/samples/V2/FunctionServiceClient/test_iam_permissions.php
index 5b2486c33b07..bef30e41abd2 100644
--- a/Functions/samples/V2/FunctionServiceClient/test_iam_permissions.php
+++ b/Functions/samples/V2/FunctionServiceClient/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/Functions/samples/V2/FunctionServiceClient/update_function.php b/Functions/samples/V2/FunctionServiceClient/update_function.php
index 6a9b1d743331..06e9a1c24276 100644
--- a/Functions/samples/V2/FunctionServiceClient/update_function.php
+++ b/Functions/samples/V2/FunctionServiceClient/update_function.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/Functions/src/V2/Client/FunctionServiceClient.php b/Functions/src/V2/Client/FunctionServiceClient.php
index 896848c852f8..b0c19fd9274b 100644
--- a/Functions/src/V2/Client/FunctionServiceClient.php
+++ b/Functions/src/V2/Client/FunctionServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Functions/src/V2/resources/function_service_descriptor_config.php b/Functions/src/V2/resources/function_service_descriptor_config.php
index b0f8d88bbb90..a8b95a58248c 100644
--- a/Functions/src/V2/resources/function_service_descriptor_config.php
+++ b/Functions/src/V2/resources/function_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/Functions/src/V2/resources/function_service_rest_client_config.php b/Functions/src/V2/resources/function_service_rest_client_config.php
index 44d8f539758e..5da0dc77bd48 100644
--- a/Functions/src/V2/resources/function_service_rest_client_config.php
+++ b/Functions/src/V2/resources/function_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/Functions/tests/Unit/V2/Client/FunctionServiceClientTest.php b/Functions/tests/Unit/V2/Client/FunctionServiceClientTest.php
index ee040a85840e..194dbb8edd13 100644
--- a/Functions/tests/Unit/V2/Client/FunctionServiceClientTest.php
+++ b/Functions/tests/Unit/V2/Client/FunctionServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/GSuiteAddOns/owlbot.py b/GSuiteAddOns/owlbot.py
index 6c78086fb97e..7d439a742eeb 100644
--- a/GSuiteAddOns/owlbot.py
+++ b/GSuiteAddOns/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/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/create_deployment.php b/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/create_deployment.php
index 08cf0c732e6c..df68cf79b854 100644
--- a/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/create_deployment.php
+++ b/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/create_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/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/delete_deployment.php b/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/delete_deployment.php
index 9f1c99cf8671..f50c40ecdde4 100644
--- a/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/delete_deployment.php
+++ b/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/delete_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/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/get_authorization.php b/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/get_authorization.php
index 9ad09768bc96..5ff2f9ccbcb7 100644
--- a/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/get_authorization.php
+++ b/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/get_authorization.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/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/get_deployment.php b/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/get_deployment.php
index c7f0e9e017f2..db174c583eb6 100644
--- a/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/get_deployment.php
+++ b/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/get_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/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/get_install_status.php b/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/get_install_status.php
index f3929fa59d59..ba00eaef590a 100644
--- a/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/get_install_status.php
+++ b/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/get_install_status.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/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/install_deployment.php b/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/install_deployment.php
index 57e8eb95bae6..44b8df6d2c1e 100644
--- a/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/install_deployment.php
+++ b/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/install_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/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/list_deployments.php b/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/list_deployments.php
index 050bec9bcd27..2847472b1257 100644
--- a/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/list_deployments.php
+++ b/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/list_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/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/replace_deployment.php b/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/replace_deployment.php
index 2f84ae454ea2..4f9f8015c8db 100644
--- a/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/replace_deployment.php
+++ b/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/replace_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/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/uninstall_deployment.php b/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/uninstall_deployment.php
index 32355161ffa3..c7154ce05486 100644
--- a/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/uninstall_deployment.php
+++ b/GSuiteAddOns/samples/V1/GSuiteAddOnsClient/uninstall_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/GSuiteAddOns/src/V1/Client/GSuiteAddOnsClient.php b/GSuiteAddOns/src/V1/Client/GSuiteAddOnsClient.php
index f064ab609ed3..79cae9f0f453 100644
--- a/GSuiteAddOns/src/V1/Client/GSuiteAddOnsClient.php
+++ b/GSuiteAddOns/src/V1/Client/GSuiteAddOnsClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/GSuiteAddOns/src/V1/resources/g_suite_add_ons_descriptor_config.php b/GSuiteAddOns/src/V1/resources/g_suite_add_ons_descriptor_config.php
index f85736b5ac05..1e9c44747bfa 100644
--- a/GSuiteAddOns/src/V1/resources/g_suite_add_ons_descriptor_config.php
+++ b/GSuiteAddOns/src/V1/resources/g_suite_add_ons_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/GSuiteAddOns/src/V1/resources/g_suite_add_ons_rest_client_config.php b/GSuiteAddOns/src/V1/resources/g_suite_add_ons_rest_client_config.php
index 17fbcad14628..d268f9449905 100644
--- a/GSuiteAddOns/src/V1/resources/g_suite_add_ons_rest_client_config.php
+++ b/GSuiteAddOns/src/V1/resources/g_suite_add_ons_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/GSuiteAddOns/tests/Unit/V1/Client/GSuiteAddOnsClientTest.php b/GSuiteAddOns/tests/Unit/V1/Client/GSuiteAddOnsClientTest.php
index 895af783c9cc..5f249546dc8b 100644
--- a/GSuiteAddOns/tests/Unit/V1/Client/GSuiteAddOnsClientTest.php
+++ b/GSuiteAddOns/tests/Unit/V1/Client/GSuiteAddOnsClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/GeminiDataAnalytics/owlbot.py b/GeminiDataAnalytics/owlbot.py
index c95aafc38aa5..8f5a231d779e 100644
--- a/GeminiDataAnalytics/owlbot.py
+++ b/GeminiDataAnalytics/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/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/create_data_agent.php b/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/create_data_agent.php
index 7c95ab2b742a..00eba51fe9b2 100644
--- a/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/create_data_agent.php
+++ b/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/create_data_agent.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/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/delete_data_agent.php b/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/delete_data_agent.php
index e3125d047531..179700b34f48 100644
--- a/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/delete_data_agent.php
+++ b/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/delete_data_agent.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/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/get_data_agent.php b/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/get_data_agent.php
index 51962052a99e..e9ff3e265b19 100644
--- a/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/get_data_agent.php
+++ b/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/get_data_agent.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/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/get_iam_policy.php b/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/get_iam_policy.php
index 799a82ddd053..f245429deb01 100644
--- a/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/get_iam_policy.php
+++ b/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/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/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/get_location.php b/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/get_location.php
index c3792ff8994f..923247045a27 100644
--- a/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/get_location.php
+++ b/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/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/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/list_accessible_data_agents.php b/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/list_accessible_data_agents.php
index fb66be6938c6..9809096ebd71 100644
--- a/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/list_accessible_data_agents.php
+++ b/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/list_accessible_data_agents.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/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/list_data_agents.php b/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/list_data_agents.php
index c5f7f373f784..4df1a479b7aa 100644
--- a/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/list_data_agents.php
+++ b/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/list_data_agents.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/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/list_locations.php b/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/list_locations.php
index b8193af6138c..0dcf519c9894 100644
--- a/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/list_locations.php
+++ b/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/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/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/set_iam_policy.php b/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/set_iam_policy.php
index b06b88fef590..53af809bda3d 100644
--- a/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/set_iam_policy.php
+++ b/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/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/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/update_data_agent.php b/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/update_data_agent.php
index 63d13efaa2b9..43877c9a8d02 100644
--- a/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/update_data_agent.php
+++ b/GeminiDataAnalytics/samples/V1beta/DataAgentServiceClient/update_data_agent.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/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/chat.php b/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/chat.php
index 82a57601a9ee..b86005cfdff1 100644
--- a/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/chat.php
+++ b/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/chat.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/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/create_conversation.php b/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/create_conversation.php
index ecf2297ad751..176cabea58f9 100644
--- a/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/create_conversation.php
+++ b/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/create_conversation.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/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/delete_conversation.php b/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/delete_conversation.php
index 43761f83fad0..7643d77052b7 100644
--- a/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/delete_conversation.php
+++ b/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/delete_conversation.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/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/get_conversation.php b/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/get_conversation.php
index 60ea9ec48b3b..4aaaf276285c 100644
--- a/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/get_conversation.php
+++ b/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/get_conversation.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/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/get_location.php b/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/get_location.php
index cc48b3a36ed0..4c70a5831734 100644
--- a/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/get_location.php
+++ b/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/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/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/list_conversations.php b/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/list_conversations.php
index 591db8467632..8bcb5a9aca7a 100644
--- a/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/list_conversations.php
+++ b/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/list_conversations.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/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/list_locations.php b/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/list_locations.php
index c7cd2317da06..ecee47493f10 100644
--- a/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/list_locations.php
+++ b/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/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/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/list_messages.php b/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/list_messages.php
index 7d96abc115bd..d65057a35076 100644
--- a/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/list_messages.php
+++ b/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/list_messages.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/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/query_data.php b/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/query_data.php
index 80be8a4dc07f..0fc4921349a1 100644
--- a/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/query_data.php
+++ b/GeminiDataAnalytics/samples/V1beta/DataChatServiceClient/query_data.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/GeminiDataAnalytics/src/V1beta/Client/DataAgentServiceClient.php b/GeminiDataAnalytics/src/V1beta/Client/DataAgentServiceClient.php
index 2e8d89f37d40..7aa95bb66c28 100644
--- a/GeminiDataAnalytics/src/V1beta/Client/DataAgentServiceClient.php
+++ b/GeminiDataAnalytics/src/V1beta/Client/DataAgentServiceClient.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/GeminiDataAnalytics/src/V1beta/Client/DataChatServiceClient.php b/GeminiDataAnalytics/src/V1beta/Client/DataChatServiceClient.php
index cf82ffb25433..093ff98bfe67 100644
--- a/GeminiDataAnalytics/src/V1beta/Client/DataChatServiceClient.php
+++ b/GeminiDataAnalytics/src/V1beta/Client/DataChatServiceClient.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/GeminiDataAnalytics/src/V1beta/resources/data_agent_service_descriptor_config.php b/GeminiDataAnalytics/src/V1beta/resources/data_agent_service_descriptor_config.php
index 8211b654a562..f2dd70e0e0d2 100644
--- a/GeminiDataAnalytics/src/V1beta/resources/data_agent_service_descriptor_config.php
+++ b/GeminiDataAnalytics/src/V1beta/resources/data_agent_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/GeminiDataAnalytics/src/V1beta/resources/data_agent_service_rest_client_config.php b/GeminiDataAnalytics/src/V1beta/resources/data_agent_service_rest_client_config.php
index 867c505781c5..009377e77874 100644
--- a/GeminiDataAnalytics/src/V1beta/resources/data_agent_service_rest_client_config.php
+++ b/GeminiDataAnalytics/src/V1beta/resources/data_agent_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/GeminiDataAnalytics/src/V1beta/resources/data_chat_service_descriptor_config.php b/GeminiDataAnalytics/src/V1beta/resources/data_chat_service_descriptor_config.php
index 65cda6666d4e..e10d915e8fa6 100644
--- a/GeminiDataAnalytics/src/V1beta/resources/data_chat_service_descriptor_config.php
+++ b/GeminiDataAnalytics/src/V1beta/resources/data_chat_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/GeminiDataAnalytics/src/V1beta/resources/data_chat_service_rest_client_config.php b/GeminiDataAnalytics/src/V1beta/resources/data_chat_service_rest_client_config.php
index 2bdc385ea835..a04e6cc61b3a 100644
--- a/GeminiDataAnalytics/src/V1beta/resources/data_chat_service_rest_client_config.php
+++ b/GeminiDataAnalytics/src/V1beta/resources/data_chat_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/GeminiDataAnalytics/tests/Unit/V1beta/Client/DataAgentServiceClientTest.php b/GeminiDataAnalytics/tests/Unit/V1beta/Client/DataAgentServiceClientTest.php
index 649e9835bf0e..e76270cb1479 100644
--- a/GeminiDataAnalytics/tests/Unit/V1beta/Client/DataAgentServiceClientTest.php
+++ b/GeminiDataAnalytics/tests/Unit/V1beta/Client/DataAgentServiceClientTest.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/GeminiDataAnalytics/tests/Unit/V1beta/Client/DataChatServiceClientTest.php b/GeminiDataAnalytics/tests/Unit/V1beta/Client/DataChatServiceClientTest.php
index 182323c1cec1..12f165c66745 100644
--- a/GeminiDataAnalytics/tests/Unit/V1beta/Client/DataChatServiceClientTest.php
+++ b/GeminiDataAnalytics/tests/Unit/V1beta/Client/DataChatServiceClientTest.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/GeoCommonProtos/owlbot.py b/GeoCommonProtos/owlbot.py
index a47a7d37733c..705ef5ea1598 100644
--- a/GeoCommonProtos/owlbot.py
+++ b/GeoCommonProtos/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/GeoCommonProtos/tests/Unit/InstantiateClassesTest.php b/GeoCommonProtos/tests/Unit/InstantiateClassesTest.php
index 1acd5f51c5c5..2d9ed2e09117 100644
--- a/GeoCommonProtos/tests/Unit/InstantiateClassesTest.php
+++ b/GeoCommonProtos/tests/Unit/InstantiateClassesTest.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/GkeBackup/owlbot.py b/GkeBackup/owlbot.py
index 1a69411052ba..52348d23b0e9 100644
--- a/GkeBackup/owlbot.py
+++ b/GkeBackup/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/GkeBackup/samples/V1/BackupForGKEClient/create_backup.php b/GkeBackup/samples/V1/BackupForGKEClient/create_backup.php
index af287611775f..1cef977ec5ad 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/create_backup.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/create_backup.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/GkeBackup/samples/V1/BackupForGKEClient/create_backup_channel.php b/GkeBackup/samples/V1/BackupForGKEClient/create_backup_channel.php
index 13104de54263..6f0021ee9c7a 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/create_backup_channel.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/create_backup_channel.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/GkeBackup/samples/V1/BackupForGKEClient/create_backup_plan.php b/GkeBackup/samples/V1/BackupForGKEClient/create_backup_plan.php
index cb7b8be09326..2172de457b68 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/create_backup_plan.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/create_backup_plan.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/GkeBackup/samples/V1/BackupForGKEClient/create_restore.php b/GkeBackup/samples/V1/BackupForGKEClient/create_restore.php
index 96c26ac1cef2..130cd0c3257e 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/create_restore.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/create_restore.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/GkeBackup/samples/V1/BackupForGKEClient/create_restore_channel.php b/GkeBackup/samples/V1/BackupForGKEClient/create_restore_channel.php
index a5e63bdbcd19..364fdf0505dc 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/create_restore_channel.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/create_restore_channel.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/GkeBackup/samples/V1/BackupForGKEClient/create_restore_plan.php b/GkeBackup/samples/V1/BackupForGKEClient/create_restore_plan.php
index 28257fc57793..dc1bfb738a6c 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/create_restore_plan.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/create_restore_plan.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/GkeBackup/samples/V1/BackupForGKEClient/delete_backup.php b/GkeBackup/samples/V1/BackupForGKEClient/delete_backup.php
index aed9ac93986c..c9f0ea0a4228 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/delete_backup.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/delete_backup.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/GkeBackup/samples/V1/BackupForGKEClient/delete_backup_channel.php b/GkeBackup/samples/V1/BackupForGKEClient/delete_backup_channel.php
index 4b015eff7e7e..8daf6513c896 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/delete_backup_channel.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/delete_backup_channel.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/GkeBackup/samples/V1/BackupForGKEClient/delete_backup_plan.php b/GkeBackup/samples/V1/BackupForGKEClient/delete_backup_plan.php
index d4a299619460..53ead0d6c7df 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/delete_backup_plan.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/delete_backup_plan.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/GkeBackup/samples/V1/BackupForGKEClient/delete_restore.php b/GkeBackup/samples/V1/BackupForGKEClient/delete_restore.php
index 3a8151f3577a..92515bf4e3eb 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/delete_restore.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/delete_restore.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/GkeBackup/samples/V1/BackupForGKEClient/delete_restore_channel.php b/GkeBackup/samples/V1/BackupForGKEClient/delete_restore_channel.php
index a35bf00c51d3..39a1bdb83fac 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/delete_restore_channel.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/delete_restore_channel.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/GkeBackup/samples/V1/BackupForGKEClient/delete_restore_plan.php b/GkeBackup/samples/V1/BackupForGKEClient/delete_restore_plan.php
index c6c8df7be93f..d0dfd359898d 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/delete_restore_plan.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/delete_restore_plan.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/GkeBackup/samples/V1/BackupForGKEClient/get_backup.php b/GkeBackup/samples/V1/BackupForGKEClient/get_backup.php
index 0becbae37c98..c3f867e8ee01 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/get_backup.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/get_backup.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/GkeBackup/samples/V1/BackupForGKEClient/get_backup_channel.php b/GkeBackup/samples/V1/BackupForGKEClient/get_backup_channel.php
index b8477ed48e06..e538ab2eee7b 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/get_backup_channel.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/get_backup_channel.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/GkeBackup/samples/V1/BackupForGKEClient/get_backup_index_download_url.php b/GkeBackup/samples/V1/BackupForGKEClient/get_backup_index_download_url.php
index 9e8dd874dec3..133fba66e9e2 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/get_backup_index_download_url.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/get_backup_index_download_url.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/GkeBackup/samples/V1/BackupForGKEClient/get_backup_plan.php b/GkeBackup/samples/V1/BackupForGKEClient/get_backup_plan.php
index f18aa22342be..4cd6878da23e 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/get_backup_plan.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/get_backup_plan.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/GkeBackup/samples/V1/BackupForGKEClient/get_backup_plan_binding.php b/GkeBackup/samples/V1/BackupForGKEClient/get_backup_plan_binding.php
index 66b221bb2ed1..b8c053b919f3 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/get_backup_plan_binding.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/get_backup_plan_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/GkeBackup/samples/V1/BackupForGKEClient/get_iam_policy.php b/GkeBackup/samples/V1/BackupForGKEClient/get_iam_policy.php
index 79cbacaa3068..a249293104eb 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/get_iam_policy.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/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/GkeBackup/samples/V1/BackupForGKEClient/get_location.php b/GkeBackup/samples/V1/BackupForGKEClient/get_location.php
index 94b1726cb39d..4b29772a7fcf 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/get_location.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/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/GkeBackup/samples/V1/BackupForGKEClient/get_restore.php b/GkeBackup/samples/V1/BackupForGKEClient/get_restore.php
index 2a9644072e81..be6b159f4b20 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/get_restore.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/get_restore.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/GkeBackup/samples/V1/BackupForGKEClient/get_restore_channel.php b/GkeBackup/samples/V1/BackupForGKEClient/get_restore_channel.php
index 64196b4a8fa9..c70aaa30baff 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/get_restore_channel.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/get_restore_channel.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/GkeBackup/samples/V1/BackupForGKEClient/get_restore_plan.php b/GkeBackup/samples/V1/BackupForGKEClient/get_restore_plan.php
index d022140fca80..50e2b0ea005f 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/get_restore_plan.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/get_restore_plan.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/GkeBackup/samples/V1/BackupForGKEClient/get_restore_plan_binding.php b/GkeBackup/samples/V1/BackupForGKEClient/get_restore_plan_binding.php
index fbb89136c2f8..1cb39dbe28c7 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/get_restore_plan_binding.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/get_restore_plan_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/GkeBackup/samples/V1/BackupForGKEClient/get_volume_backup.php b/GkeBackup/samples/V1/BackupForGKEClient/get_volume_backup.php
index 1fcbdd3f48f5..e3cd1bc15270 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/get_volume_backup.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/get_volume_backup.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/GkeBackup/samples/V1/BackupForGKEClient/get_volume_restore.php b/GkeBackup/samples/V1/BackupForGKEClient/get_volume_restore.php
index 98acc6d29a88..5985fbf3bfff 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/get_volume_restore.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/get_volume_restore.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/GkeBackup/samples/V1/BackupForGKEClient/list_backup_channels.php b/GkeBackup/samples/V1/BackupForGKEClient/list_backup_channels.php
index 13b35eaebe27..92fd5fa89a6f 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/list_backup_channels.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/list_backup_channels.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/GkeBackup/samples/V1/BackupForGKEClient/list_backup_plan_bindings.php b/GkeBackup/samples/V1/BackupForGKEClient/list_backup_plan_bindings.php
index f24b178e96cc..27de17db3e05 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/list_backup_plan_bindings.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/list_backup_plan_bindings.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/GkeBackup/samples/V1/BackupForGKEClient/list_backup_plans.php b/GkeBackup/samples/V1/BackupForGKEClient/list_backup_plans.php
index 7e195e628cec..82b782463f80 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/list_backup_plans.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/list_backup_plans.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/GkeBackup/samples/V1/BackupForGKEClient/list_backups.php b/GkeBackup/samples/V1/BackupForGKEClient/list_backups.php
index 65e7cd7b3b0e..e4826e009048 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/list_backups.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/list_backups.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/GkeBackup/samples/V1/BackupForGKEClient/list_locations.php b/GkeBackup/samples/V1/BackupForGKEClient/list_locations.php
index 5e888de54ced..9a8e441d9f13 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/list_locations.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/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/GkeBackup/samples/V1/BackupForGKEClient/list_restore_channels.php b/GkeBackup/samples/V1/BackupForGKEClient/list_restore_channels.php
index da454620228d..b776f3a4398c 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/list_restore_channels.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/list_restore_channels.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/GkeBackup/samples/V1/BackupForGKEClient/list_restore_plan_bindings.php b/GkeBackup/samples/V1/BackupForGKEClient/list_restore_plan_bindings.php
index 6c103425dc24..a37e8f8309ac 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/list_restore_plan_bindings.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/list_restore_plan_bindings.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/GkeBackup/samples/V1/BackupForGKEClient/list_restore_plans.php b/GkeBackup/samples/V1/BackupForGKEClient/list_restore_plans.php
index b59376ec670b..f2322ca7b25f 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/list_restore_plans.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/list_restore_plans.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/GkeBackup/samples/V1/BackupForGKEClient/list_restores.php b/GkeBackup/samples/V1/BackupForGKEClient/list_restores.php
index 3a6f75f0f356..6c3be61ba0f4 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/list_restores.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/list_restores.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/GkeBackup/samples/V1/BackupForGKEClient/list_volume_backups.php b/GkeBackup/samples/V1/BackupForGKEClient/list_volume_backups.php
index 31c4de2c0df0..aa81e90cc9ae 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/list_volume_backups.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/list_volume_backups.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/GkeBackup/samples/V1/BackupForGKEClient/list_volume_restores.php b/GkeBackup/samples/V1/BackupForGKEClient/list_volume_restores.php
index 535aeed16c5c..cf79615409b4 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/list_volume_restores.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/list_volume_restores.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/GkeBackup/samples/V1/BackupForGKEClient/set_iam_policy.php b/GkeBackup/samples/V1/BackupForGKEClient/set_iam_policy.php
index b422e871aa18..e567e72433b6 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/set_iam_policy.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/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/GkeBackup/samples/V1/BackupForGKEClient/test_iam_permissions.php b/GkeBackup/samples/V1/BackupForGKEClient/test_iam_permissions.php
index f076bdabe070..0078e39c356d 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/test_iam_permissions.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/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/GkeBackup/samples/V1/BackupForGKEClient/update_backup.php b/GkeBackup/samples/V1/BackupForGKEClient/update_backup.php
index 2c6d814142d0..32e91a04d061 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/update_backup.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/update_backup.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/GkeBackup/samples/V1/BackupForGKEClient/update_backup_channel.php b/GkeBackup/samples/V1/BackupForGKEClient/update_backup_channel.php
index 4fa7c38746c5..be91c02360f2 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/update_backup_channel.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/update_backup_channel.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/GkeBackup/samples/V1/BackupForGKEClient/update_backup_plan.php b/GkeBackup/samples/V1/BackupForGKEClient/update_backup_plan.php
index 657a4071671c..cae8339c1dcd 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/update_backup_plan.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/update_backup_plan.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/GkeBackup/samples/V1/BackupForGKEClient/update_restore.php b/GkeBackup/samples/V1/BackupForGKEClient/update_restore.php
index 8dd5a325ed59..e5b1f57d4448 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/update_restore.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/update_restore.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/GkeBackup/samples/V1/BackupForGKEClient/update_restore_channel.php b/GkeBackup/samples/V1/BackupForGKEClient/update_restore_channel.php
index b76d0041c1ef..1cba6735631d 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/update_restore_channel.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/update_restore_channel.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/GkeBackup/samples/V1/BackupForGKEClient/update_restore_plan.php b/GkeBackup/samples/V1/BackupForGKEClient/update_restore_plan.php
index 3e382a1eca89..0fe1239dd9be 100644
--- a/GkeBackup/samples/V1/BackupForGKEClient/update_restore_plan.php
+++ b/GkeBackup/samples/V1/BackupForGKEClient/update_restore_plan.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/GkeBackup/src/V1/Client/BackupForGKEClient.php b/GkeBackup/src/V1/Client/BackupForGKEClient.php
index 62c9053b4a1e..626e47e58e06 100644
--- a/GkeBackup/src/V1/Client/BackupForGKEClient.php
+++ b/GkeBackup/src/V1/Client/BackupForGKEClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/GkeBackup/src/V1/resources/backup_for_gke_descriptor_config.php b/GkeBackup/src/V1/resources/backup_for_gke_descriptor_config.php
index bbd74a5e7d73..492b9c081c81 100644
--- a/GkeBackup/src/V1/resources/backup_for_gke_descriptor_config.php
+++ b/GkeBackup/src/V1/resources/backup_for_gke_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/GkeBackup/src/V1/resources/backup_for_gke_rest_client_config.php b/GkeBackup/src/V1/resources/backup_for_gke_rest_client_config.php
index b31f7e045ca6..ba675eb99eae 100644
--- a/GkeBackup/src/V1/resources/backup_for_gke_rest_client_config.php
+++ b/GkeBackup/src/V1/resources/backup_for_gke_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/GkeBackup/tests/Unit/V1/Client/BackupForGKEClientTest.php b/GkeBackup/tests/Unit/V1/Client/BackupForGKEClientTest.php
index d26a3576ecee..cb22112bbd70 100644
--- a/GkeBackup/tests/Unit/V1/Client/BackupForGKEClientTest.php
+++ b/GkeBackup/tests/Unit/V1/Client/BackupForGKEClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/GkeConnectGateway/owlbot.py b/GkeConnectGateway/owlbot.py
index 98b67ea9ff50..48fa7c4fabbd 100644
--- a/GkeConnectGateway/owlbot.py
+++ b/GkeConnectGateway/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/GkeConnectGateway/samples/V1/GatewayControlClient/generate_credentials.php b/GkeConnectGateway/samples/V1/GatewayControlClient/generate_credentials.php
index 12e5deebb089..ab3888fda2ae 100644
--- a/GkeConnectGateway/samples/V1/GatewayControlClient/generate_credentials.php
+++ b/GkeConnectGateway/samples/V1/GatewayControlClient/generate_credentials.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/GkeConnectGateway/samples/V1beta1/GatewayControlClient/generate_credentials.php b/GkeConnectGateway/samples/V1beta1/GatewayControlClient/generate_credentials.php
index cb70c4c5132c..f758b46cee8b 100644
--- a/GkeConnectGateway/samples/V1beta1/GatewayControlClient/generate_credentials.php
+++ b/GkeConnectGateway/samples/V1beta1/GatewayControlClient/generate_credentials.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/GkeConnectGateway/src/V1/Client/GatewayControlClient.php b/GkeConnectGateway/src/V1/Client/GatewayControlClient.php
index 219eebf356fe..492fb036a67a 100644
--- a/GkeConnectGateway/src/V1/Client/GatewayControlClient.php
+++ b/GkeConnectGateway/src/V1/Client/GatewayControlClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/GkeConnectGateway/src/V1/resources/gateway_control_descriptor_config.php b/GkeConnectGateway/src/V1/resources/gateway_control_descriptor_config.php
index 451015d18a21..68245373ffde 100644
--- a/GkeConnectGateway/src/V1/resources/gateway_control_descriptor_config.php
+++ b/GkeConnectGateway/src/V1/resources/gateway_control_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/GkeConnectGateway/src/V1/resources/gateway_control_rest_client_config.php b/GkeConnectGateway/src/V1/resources/gateway_control_rest_client_config.php
index 22f11b39b0bf..6e8525f42fa9 100644
--- a/GkeConnectGateway/src/V1/resources/gateway_control_rest_client_config.php
+++ b/GkeConnectGateway/src/V1/resources/gateway_control_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/GkeConnectGateway/src/V1beta1/Client/GatewayControlClient.php b/GkeConnectGateway/src/V1beta1/Client/GatewayControlClient.php
index 06c6ff5573b7..ead3d72f1aee 100644
--- a/GkeConnectGateway/src/V1beta1/Client/GatewayControlClient.php
+++ b/GkeConnectGateway/src/V1beta1/Client/GatewayControlClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/GkeConnectGateway/src/V1beta1/resources/gateway_control_descriptor_config.php b/GkeConnectGateway/src/V1beta1/resources/gateway_control_descriptor_config.php
index b0ab36e8c3e9..00581e83d48c 100644
--- a/GkeConnectGateway/src/V1beta1/resources/gateway_control_descriptor_config.php
+++ b/GkeConnectGateway/src/V1beta1/resources/gateway_control_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/GkeConnectGateway/src/V1beta1/resources/gateway_control_rest_client_config.php b/GkeConnectGateway/src/V1beta1/resources/gateway_control_rest_client_config.php
index 117fdbbbea9e..ebf35275fb62 100644
--- a/GkeConnectGateway/src/V1beta1/resources/gateway_control_rest_client_config.php
+++ b/GkeConnectGateway/src/V1beta1/resources/gateway_control_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/GkeConnectGateway/tests/Unit/V1/Client/GatewayControlClientTest.php b/GkeConnectGateway/tests/Unit/V1/Client/GatewayControlClientTest.php
index f8aca96114b0..c040bd359511 100644
--- a/GkeConnectGateway/tests/Unit/V1/Client/GatewayControlClientTest.php
+++ b/GkeConnectGateway/tests/Unit/V1/Client/GatewayControlClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/GkeConnectGateway/tests/Unit/V1beta1/Client/GatewayControlClientTest.php b/GkeConnectGateway/tests/Unit/V1beta1/Client/GatewayControlClientTest.php
index b5b39336dc23..786a3446ffae 100644
--- a/GkeConnectGateway/tests/Unit/V1beta1/Client/GatewayControlClientTest.php
+++ b/GkeConnectGateway/tests/Unit/V1beta1/Client/GatewayControlClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/GkeHub/owlbot.py b/GkeHub/owlbot.py
index c8fcce8eda99..44f501725436 100644
--- a/GkeHub/owlbot.py
+++ b/GkeHub/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/GkeHub/samples/V1/GkeHubClient/create_feature.php b/GkeHub/samples/V1/GkeHubClient/create_feature.php
index 7ed23a99e4bb..7eab338d1f05 100644
--- a/GkeHub/samples/V1/GkeHubClient/create_feature.php
+++ b/GkeHub/samples/V1/GkeHubClient/create_feature.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/GkeHub/samples/V1/GkeHubClient/create_membership.php b/GkeHub/samples/V1/GkeHubClient/create_membership.php
index 327f138853d8..7fc95934eea1 100644
--- a/GkeHub/samples/V1/GkeHubClient/create_membership.php
+++ b/GkeHub/samples/V1/GkeHubClient/create_membership.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/GkeHub/samples/V1/GkeHubClient/delete_feature.php b/GkeHub/samples/V1/GkeHubClient/delete_feature.php
index b0fdf583ddcf..fb1eaab4865c 100644
--- a/GkeHub/samples/V1/GkeHubClient/delete_feature.php
+++ b/GkeHub/samples/V1/GkeHubClient/delete_feature.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/GkeHub/samples/V1/GkeHubClient/delete_membership.php b/GkeHub/samples/V1/GkeHubClient/delete_membership.php
index 948b9615af7d..1571f9963514 100644
--- a/GkeHub/samples/V1/GkeHubClient/delete_membership.php
+++ b/GkeHub/samples/V1/GkeHubClient/delete_membership.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/GkeHub/samples/V1/GkeHubClient/generate_connect_manifest.php b/GkeHub/samples/V1/GkeHubClient/generate_connect_manifest.php
index 285d9ba9eddd..39a41ac908b0 100644
--- a/GkeHub/samples/V1/GkeHubClient/generate_connect_manifest.php
+++ b/GkeHub/samples/V1/GkeHubClient/generate_connect_manifest.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/GkeHub/samples/V1/GkeHubClient/get_feature.php b/GkeHub/samples/V1/GkeHubClient/get_feature.php
index 6f40b212a4b6..bb4566556497 100644
--- a/GkeHub/samples/V1/GkeHubClient/get_feature.php
+++ b/GkeHub/samples/V1/GkeHubClient/get_feature.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/GkeHub/samples/V1/GkeHubClient/get_membership.php b/GkeHub/samples/V1/GkeHubClient/get_membership.php
index ca7907b738f1..0e7071464581 100644
--- a/GkeHub/samples/V1/GkeHubClient/get_membership.php
+++ b/GkeHub/samples/V1/GkeHubClient/get_membership.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/GkeHub/samples/V1/GkeHubClient/list_features.php b/GkeHub/samples/V1/GkeHubClient/list_features.php
index 377ac093721f..b81a3bac87b1 100644
--- a/GkeHub/samples/V1/GkeHubClient/list_features.php
+++ b/GkeHub/samples/V1/GkeHubClient/list_features.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/GkeHub/samples/V1/GkeHubClient/list_memberships.php b/GkeHub/samples/V1/GkeHubClient/list_memberships.php
index 3d2e7ba6629d..853750c18e6c 100644
--- a/GkeHub/samples/V1/GkeHubClient/list_memberships.php
+++ b/GkeHub/samples/V1/GkeHubClient/list_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/GkeHub/samples/V1/GkeHubClient/update_feature.php b/GkeHub/samples/V1/GkeHubClient/update_feature.php
index 385c9c81e7d0..9b203f4fba14 100644
--- a/GkeHub/samples/V1/GkeHubClient/update_feature.php
+++ b/GkeHub/samples/V1/GkeHubClient/update_feature.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/GkeHub/samples/V1/GkeHubClient/update_membership.php b/GkeHub/samples/V1/GkeHubClient/update_membership.php
index b6a16499693a..3f422948920c 100644
--- a/GkeHub/samples/V1/GkeHubClient/update_membership.php
+++ b/GkeHub/samples/V1/GkeHubClient/update_membership.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/GkeHub/src/V1/Client/GkeHubClient.php b/GkeHub/src/V1/Client/GkeHubClient.php
index e0533f52caf4..3cc67c4a745a 100644
--- a/GkeHub/src/V1/Client/GkeHubClient.php
+++ b/GkeHub/src/V1/Client/GkeHubClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/GkeHub/src/V1/resources/gke_hub_descriptor_config.php b/GkeHub/src/V1/resources/gke_hub_descriptor_config.php
index 041197f34244..e44cf5183027 100644
--- a/GkeHub/src/V1/resources/gke_hub_descriptor_config.php
+++ b/GkeHub/src/V1/resources/gke_hub_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/GkeHub/src/V1/resources/gke_hub_rest_client_config.php b/GkeHub/src/V1/resources/gke_hub_rest_client_config.php
index b534146a0787..91b26a056ceb 100644
--- a/GkeHub/src/V1/resources/gke_hub_rest_client_config.php
+++ b/GkeHub/src/V1/resources/gke_hub_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/GkeHub/tests/Unit/V1/Client/GkeHubClientTest.php b/GkeHub/tests/Unit/V1/Client/GkeHubClientTest.php
index 0d7d7967744b..7fb92462f423 100644
--- a/GkeHub/tests/Unit/V1/Client/GkeHubClientTest.php
+++ b/GkeHub/tests/Unit/V1/Client/GkeHubClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/GkeMultiCloud/owlbot.py b/GkeMultiCloud/owlbot.py
index f797d809ecc3..96c95905e670 100644
--- a/GkeMultiCloud/owlbot.py
+++ b/GkeMultiCloud/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/GkeMultiCloud/samples/V1/AttachedClustersClient/create_attached_cluster.php b/GkeMultiCloud/samples/V1/AttachedClustersClient/create_attached_cluster.php
index ceeb76a431d8..db28fb0ee9df 100644
--- a/GkeMultiCloud/samples/V1/AttachedClustersClient/create_attached_cluster.php
+++ b/GkeMultiCloud/samples/V1/AttachedClustersClient/create_attached_cluster.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/GkeMultiCloud/samples/V1/AttachedClustersClient/delete_attached_cluster.php b/GkeMultiCloud/samples/V1/AttachedClustersClient/delete_attached_cluster.php
index ceab2cdb831d..3e62032a5b85 100644
--- a/GkeMultiCloud/samples/V1/AttachedClustersClient/delete_attached_cluster.php
+++ b/GkeMultiCloud/samples/V1/AttachedClustersClient/delete_attached_cluster.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/GkeMultiCloud/samples/V1/AttachedClustersClient/generate_attached_cluster_agent_token.php b/GkeMultiCloud/samples/V1/AttachedClustersClient/generate_attached_cluster_agent_token.php
index 5cb9058cfd36..4e97ab3a9076 100644
--- a/GkeMultiCloud/samples/V1/AttachedClustersClient/generate_attached_cluster_agent_token.php
+++ b/GkeMultiCloud/samples/V1/AttachedClustersClient/generate_attached_cluster_agent_token.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/GkeMultiCloud/samples/V1/AttachedClustersClient/generate_attached_cluster_install_manifest.php b/GkeMultiCloud/samples/V1/AttachedClustersClient/generate_attached_cluster_install_manifest.php
index 6bbdc89eb690..d190a550efa4 100644
--- a/GkeMultiCloud/samples/V1/AttachedClustersClient/generate_attached_cluster_install_manifest.php
+++ b/GkeMultiCloud/samples/V1/AttachedClustersClient/generate_attached_cluster_install_manifest.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/GkeMultiCloud/samples/V1/AttachedClustersClient/get_attached_cluster.php b/GkeMultiCloud/samples/V1/AttachedClustersClient/get_attached_cluster.php
index f14454ffd819..89d70f59816d 100644
--- a/GkeMultiCloud/samples/V1/AttachedClustersClient/get_attached_cluster.php
+++ b/GkeMultiCloud/samples/V1/AttachedClustersClient/get_attached_cluster.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/GkeMultiCloud/samples/V1/AttachedClustersClient/get_attached_server_config.php b/GkeMultiCloud/samples/V1/AttachedClustersClient/get_attached_server_config.php
index b749472446f5..7790ef4dbffc 100644
--- a/GkeMultiCloud/samples/V1/AttachedClustersClient/get_attached_server_config.php
+++ b/GkeMultiCloud/samples/V1/AttachedClustersClient/get_attached_server_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/GkeMultiCloud/samples/V1/AttachedClustersClient/import_attached_cluster.php b/GkeMultiCloud/samples/V1/AttachedClustersClient/import_attached_cluster.php
index 76d9a1f94837..397c2786f122 100644
--- a/GkeMultiCloud/samples/V1/AttachedClustersClient/import_attached_cluster.php
+++ b/GkeMultiCloud/samples/V1/AttachedClustersClient/import_attached_cluster.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/GkeMultiCloud/samples/V1/AttachedClustersClient/list_attached_clusters.php b/GkeMultiCloud/samples/V1/AttachedClustersClient/list_attached_clusters.php
index 85e1777824a1..dfc6971d6a26 100644
--- a/GkeMultiCloud/samples/V1/AttachedClustersClient/list_attached_clusters.php
+++ b/GkeMultiCloud/samples/V1/AttachedClustersClient/list_attached_clusters.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/GkeMultiCloud/samples/V1/AttachedClustersClient/update_attached_cluster.php b/GkeMultiCloud/samples/V1/AttachedClustersClient/update_attached_cluster.php
index f306c2314e1b..5f2d957f09c8 100644
--- a/GkeMultiCloud/samples/V1/AttachedClustersClient/update_attached_cluster.php
+++ b/GkeMultiCloud/samples/V1/AttachedClustersClient/update_attached_cluster.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/GkeMultiCloud/samples/V1/AwsClustersClient/create_aws_cluster.php b/GkeMultiCloud/samples/V1/AwsClustersClient/create_aws_cluster.php
index 36a48da38394..515541e8b1bb 100644
--- a/GkeMultiCloud/samples/V1/AwsClustersClient/create_aws_cluster.php
+++ b/GkeMultiCloud/samples/V1/AwsClustersClient/create_aws_cluster.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/GkeMultiCloud/samples/V1/AwsClustersClient/create_aws_node_pool.php b/GkeMultiCloud/samples/V1/AwsClustersClient/create_aws_node_pool.php
index ac5ab532d32c..67590515c32d 100644
--- a/GkeMultiCloud/samples/V1/AwsClustersClient/create_aws_node_pool.php
+++ b/GkeMultiCloud/samples/V1/AwsClustersClient/create_aws_node_pool.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/GkeMultiCloud/samples/V1/AwsClustersClient/delete_aws_cluster.php b/GkeMultiCloud/samples/V1/AwsClustersClient/delete_aws_cluster.php
index 2c8396a039b9..756918eccd79 100644
--- a/GkeMultiCloud/samples/V1/AwsClustersClient/delete_aws_cluster.php
+++ b/GkeMultiCloud/samples/V1/AwsClustersClient/delete_aws_cluster.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/GkeMultiCloud/samples/V1/AwsClustersClient/delete_aws_node_pool.php b/GkeMultiCloud/samples/V1/AwsClustersClient/delete_aws_node_pool.php
index 8a57db07e3ba..2050b87c6356 100644
--- a/GkeMultiCloud/samples/V1/AwsClustersClient/delete_aws_node_pool.php
+++ b/GkeMultiCloud/samples/V1/AwsClustersClient/delete_aws_node_pool.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/GkeMultiCloud/samples/V1/AwsClustersClient/generate_aws_access_token.php b/GkeMultiCloud/samples/V1/AwsClustersClient/generate_aws_access_token.php
index ba284eb35be2..0e294806aa09 100644
--- a/GkeMultiCloud/samples/V1/AwsClustersClient/generate_aws_access_token.php
+++ b/GkeMultiCloud/samples/V1/AwsClustersClient/generate_aws_access_token.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/GkeMultiCloud/samples/V1/AwsClustersClient/generate_aws_cluster_agent_token.php b/GkeMultiCloud/samples/V1/AwsClustersClient/generate_aws_cluster_agent_token.php
index 118f7eedc248..3c3eced0fe26 100644
--- a/GkeMultiCloud/samples/V1/AwsClustersClient/generate_aws_cluster_agent_token.php
+++ b/GkeMultiCloud/samples/V1/AwsClustersClient/generate_aws_cluster_agent_token.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/GkeMultiCloud/samples/V1/AwsClustersClient/get_aws_cluster.php b/GkeMultiCloud/samples/V1/AwsClustersClient/get_aws_cluster.php
index 4ef54c87a896..5ba822b6accf 100644
--- a/GkeMultiCloud/samples/V1/AwsClustersClient/get_aws_cluster.php
+++ b/GkeMultiCloud/samples/V1/AwsClustersClient/get_aws_cluster.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/GkeMultiCloud/samples/V1/AwsClustersClient/get_aws_json_web_keys.php b/GkeMultiCloud/samples/V1/AwsClustersClient/get_aws_json_web_keys.php
index d29dde35b07f..926c53ed8d5c 100644
--- a/GkeMultiCloud/samples/V1/AwsClustersClient/get_aws_json_web_keys.php
+++ b/GkeMultiCloud/samples/V1/AwsClustersClient/get_aws_json_web_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/GkeMultiCloud/samples/V1/AwsClustersClient/get_aws_node_pool.php b/GkeMultiCloud/samples/V1/AwsClustersClient/get_aws_node_pool.php
index 9878a7a611af..38dccb3e049b 100644
--- a/GkeMultiCloud/samples/V1/AwsClustersClient/get_aws_node_pool.php
+++ b/GkeMultiCloud/samples/V1/AwsClustersClient/get_aws_node_pool.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/GkeMultiCloud/samples/V1/AwsClustersClient/get_aws_open_id_config.php b/GkeMultiCloud/samples/V1/AwsClustersClient/get_aws_open_id_config.php
index 9d913950a8c2..1bc52808de38 100644
--- a/GkeMultiCloud/samples/V1/AwsClustersClient/get_aws_open_id_config.php
+++ b/GkeMultiCloud/samples/V1/AwsClustersClient/get_aws_open_id_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/GkeMultiCloud/samples/V1/AwsClustersClient/get_aws_server_config.php b/GkeMultiCloud/samples/V1/AwsClustersClient/get_aws_server_config.php
index 19e6ebf5d7de..22413073af24 100644
--- a/GkeMultiCloud/samples/V1/AwsClustersClient/get_aws_server_config.php
+++ b/GkeMultiCloud/samples/V1/AwsClustersClient/get_aws_server_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/GkeMultiCloud/samples/V1/AwsClustersClient/list_aws_clusters.php b/GkeMultiCloud/samples/V1/AwsClustersClient/list_aws_clusters.php
index 36964e24f143..62da30b42d74 100644
--- a/GkeMultiCloud/samples/V1/AwsClustersClient/list_aws_clusters.php
+++ b/GkeMultiCloud/samples/V1/AwsClustersClient/list_aws_clusters.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/GkeMultiCloud/samples/V1/AwsClustersClient/list_aws_node_pools.php b/GkeMultiCloud/samples/V1/AwsClustersClient/list_aws_node_pools.php
index 4c1c486b0ee4..868f5300388e 100644
--- a/GkeMultiCloud/samples/V1/AwsClustersClient/list_aws_node_pools.php
+++ b/GkeMultiCloud/samples/V1/AwsClustersClient/list_aws_node_pools.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/GkeMultiCloud/samples/V1/AwsClustersClient/rollback_aws_node_pool_update.php b/GkeMultiCloud/samples/V1/AwsClustersClient/rollback_aws_node_pool_update.php
index 9c1127b124a6..49c4f509aa3f 100644
--- a/GkeMultiCloud/samples/V1/AwsClustersClient/rollback_aws_node_pool_update.php
+++ b/GkeMultiCloud/samples/V1/AwsClustersClient/rollback_aws_node_pool_update.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/GkeMultiCloud/samples/V1/AwsClustersClient/update_aws_cluster.php b/GkeMultiCloud/samples/V1/AwsClustersClient/update_aws_cluster.php
index b6cd8507aaa9..38f3f4a59de5 100644
--- a/GkeMultiCloud/samples/V1/AwsClustersClient/update_aws_cluster.php
+++ b/GkeMultiCloud/samples/V1/AwsClustersClient/update_aws_cluster.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/GkeMultiCloud/samples/V1/AwsClustersClient/update_aws_node_pool.php b/GkeMultiCloud/samples/V1/AwsClustersClient/update_aws_node_pool.php
index d76e48ceb750..5b214dfc1e41 100644
--- a/GkeMultiCloud/samples/V1/AwsClustersClient/update_aws_node_pool.php
+++ b/GkeMultiCloud/samples/V1/AwsClustersClient/update_aws_node_pool.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/GkeMultiCloud/samples/V1/AzureClustersClient/create_azure_client.php b/GkeMultiCloud/samples/V1/AzureClustersClient/create_azure_client.php
index 64ba99249fcf..cd712b20f666 100644
--- a/GkeMultiCloud/samples/V1/AzureClustersClient/create_azure_client.php
+++ b/GkeMultiCloud/samples/V1/AzureClustersClient/create_azure_client.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/GkeMultiCloud/samples/V1/AzureClustersClient/create_azure_cluster.php b/GkeMultiCloud/samples/V1/AzureClustersClient/create_azure_cluster.php
index d5a0e0d2ecce..52582db036c7 100644
--- a/GkeMultiCloud/samples/V1/AzureClustersClient/create_azure_cluster.php
+++ b/GkeMultiCloud/samples/V1/AzureClustersClient/create_azure_cluster.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/GkeMultiCloud/samples/V1/AzureClustersClient/create_azure_node_pool.php b/GkeMultiCloud/samples/V1/AzureClustersClient/create_azure_node_pool.php
index 1dde814eca26..5c67db644797 100644
--- a/GkeMultiCloud/samples/V1/AzureClustersClient/create_azure_node_pool.php
+++ b/GkeMultiCloud/samples/V1/AzureClustersClient/create_azure_node_pool.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/GkeMultiCloud/samples/V1/AzureClustersClient/delete_azure_client.php b/GkeMultiCloud/samples/V1/AzureClustersClient/delete_azure_client.php
index 3eeac638e7c2..c172758093ca 100644
--- a/GkeMultiCloud/samples/V1/AzureClustersClient/delete_azure_client.php
+++ b/GkeMultiCloud/samples/V1/AzureClustersClient/delete_azure_client.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/GkeMultiCloud/samples/V1/AzureClustersClient/delete_azure_cluster.php b/GkeMultiCloud/samples/V1/AzureClustersClient/delete_azure_cluster.php
index 727338d8c062..c4e405276cd3 100644
--- a/GkeMultiCloud/samples/V1/AzureClustersClient/delete_azure_cluster.php
+++ b/GkeMultiCloud/samples/V1/AzureClustersClient/delete_azure_cluster.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/GkeMultiCloud/samples/V1/AzureClustersClient/delete_azure_node_pool.php b/GkeMultiCloud/samples/V1/AzureClustersClient/delete_azure_node_pool.php
index c2b3f11704fa..296aaa7308aa 100644
--- a/GkeMultiCloud/samples/V1/AzureClustersClient/delete_azure_node_pool.php
+++ b/GkeMultiCloud/samples/V1/AzureClustersClient/delete_azure_node_pool.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/GkeMultiCloud/samples/V1/AzureClustersClient/generate_azure_access_token.php b/GkeMultiCloud/samples/V1/AzureClustersClient/generate_azure_access_token.php
index bb4c463a581e..11b1224b9461 100644
--- a/GkeMultiCloud/samples/V1/AzureClustersClient/generate_azure_access_token.php
+++ b/GkeMultiCloud/samples/V1/AzureClustersClient/generate_azure_access_token.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/GkeMultiCloud/samples/V1/AzureClustersClient/generate_azure_cluster_agent_token.php b/GkeMultiCloud/samples/V1/AzureClustersClient/generate_azure_cluster_agent_token.php
index 18bd1b55aeef..ac3712621200 100644
--- a/GkeMultiCloud/samples/V1/AzureClustersClient/generate_azure_cluster_agent_token.php
+++ b/GkeMultiCloud/samples/V1/AzureClustersClient/generate_azure_cluster_agent_token.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/GkeMultiCloud/samples/V1/AzureClustersClient/get_azure_client.php b/GkeMultiCloud/samples/V1/AzureClustersClient/get_azure_client.php
index b01d5a7d74fa..b155cf73c2bb 100644
--- a/GkeMultiCloud/samples/V1/AzureClustersClient/get_azure_client.php
+++ b/GkeMultiCloud/samples/V1/AzureClustersClient/get_azure_client.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/GkeMultiCloud/samples/V1/AzureClustersClient/get_azure_cluster.php b/GkeMultiCloud/samples/V1/AzureClustersClient/get_azure_cluster.php
index 391320390d17..75a2da1569a5 100644
--- a/GkeMultiCloud/samples/V1/AzureClustersClient/get_azure_cluster.php
+++ b/GkeMultiCloud/samples/V1/AzureClustersClient/get_azure_cluster.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/GkeMultiCloud/samples/V1/AzureClustersClient/get_azure_json_web_keys.php b/GkeMultiCloud/samples/V1/AzureClustersClient/get_azure_json_web_keys.php
index 589225420c35..775f2da21e65 100644
--- a/GkeMultiCloud/samples/V1/AzureClustersClient/get_azure_json_web_keys.php
+++ b/GkeMultiCloud/samples/V1/AzureClustersClient/get_azure_json_web_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/GkeMultiCloud/samples/V1/AzureClustersClient/get_azure_node_pool.php b/GkeMultiCloud/samples/V1/AzureClustersClient/get_azure_node_pool.php
index a36886ca6bc4..e4f369749248 100644
--- a/GkeMultiCloud/samples/V1/AzureClustersClient/get_azure_node_pool.php
+++ b/GkeMultiCloud/samples/V1/AzureClustersClient/get_azure_node_pool.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/GkeMultiCloud/samples/V1/AzureClustersClient/get_azure_open_id_config.php b/GkeMultiCloud/samples/V1/AzureClustersClient/get_azure_open_id_config.php
index 295b0894d24e..66e91d8d5220 100644
--- a/GkeMultiCloud/samples/V1/AzureClustersClient/get_azure_open_id_config.php
+++ b/GkeMultiCloud/samples/V1/AzureClustersClient/get_azure_open_id_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/GkeMultiCloud/samples/V1/AzureClustersClient/get_azure_server_config.php b/GkeMultiCloud/samples/V1/AzureClustersClient/get_azure_server_config.php
index e75ddf122041..63981354d508 100644
--- a/GkeMultiCloud/samples/V1/AzureClustersClient/get_azure_server_config.php
+++ b/GkeMultiCloud/samples/V1/AzureClustersClient/get_azure_server_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/GkeMultiCloud/samples/V1/AzureClustersClient/list_azure_clients.php b/GkeMultiCloud/samples/V1/AzureClustersClient/list_azure_clients.php
index 66e65f6da21b..130c89b74c13 100644
--- a/GkeMultiCloud/samples/V1/AzureClustersClient/list_azure_clients.php
+++ b/GkeMultiCloud/samples/V1/AzureClustersClient/list_azure_clients.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/GkeMultiCloud/samples/V1/AzureClustersClient/list_azure_clusters.php b/GkeMultiCloud/samples/V1/AzureClustersClient/list_azure_clusters.php
index a5f6da2ae8ca..21824266419c 100644
--- a/GkeMultiCloud/samples/V1/AzureClustersClient/list_azure_clusters.php
+++ b/GkeMultiCloud/samples/V1/AzureClustersClient/list_azure_clusters.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/GkeMultiCloud/samples/V1/AzureClustersClient/list_azure_node_pools.php b/GkeMultiCloud/samples/V1/AzureClustersClient/list_azure_node_pools.php
index 70b779be2b8c..57e2eccc512c 100644
--- a/GkeMultiCloud/samples/V1/AzureClustersClient/list_azure_node_pools.php
+++ b/GkeMultiCloud/samples/V1/AzureClustersClient/list_azure_node_pools.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/GkeMultiCloud/samples/V1/AzureClustersClient/update_azure_cluster.php b/GkeMultiCloud/samples/V1/AzureClustersClient/update_azure_cluster.php
index bec457bdda0b..238f0fb89108 100644
--- a/GkeMultiCloud/samples/V1/AzureClustersClient/update_azure_cluster.php
+++ b/GkeMultiCloud/samples/V1/AzureClustersClient/update_azure_cluster.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/GkeMultiCloud/samples/V1/AzureClustersClient/update_azure_node_pool.php b/GkeMultiCloud/samples/V1/AzureClustersClient/update_azure_node_pool.php
index 5cea6a535a3b..ed7aa9166191 100644
--- a/GkeMultiCloud/samples/V1/AzureClustersClient/update_azure_node_pool.php
+++ b/GkeMultiCloud/samples/V1/AzureClustersClient/update_azure_node_pool.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/GkeMultiCloud/src/V1/Client/AttachedClustersClient.php b/GkeMultiCloud/src/V1/Client/AttachedClustersClient.php
index d63a554699ae..d24cb1ad129e 100644
--- a/GkeMultiCloud/src/V1/Client/AttachedClustersClient.php
+++ b/GkeMultiCloud/src/V1/Client/AttachedClustersClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/GkeMultiCloud/src/V1/Client/AwsClustersClient.php b/GkeMultiCloud/src/V1/Client/AwsClustersClient.php
index 62b979e3a9e1..350da9a3e9c9 100644
--- a/GkeMultiCloud/src/V1/Client/AwsClustersClient.php
+++ b/GkeMultiCloud/src/V1/Client/AwsClustersClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/GkeMultiCloud/src/V1/Client/AzureClustersClient.php b/GkeMultiCloud/src/V1/Client/AzureClustersClient.php
index 333483a72a69..7883045cb2fe 100644
--- a/GkeMultiCloud/src/V1/Client/AzureClustersClient.php
+++ b/GkeMultiCloud/src/V1/Client/AzureClustersClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/GkeMultiCloud/src/V1/resources/attached_clusters_descriptor_config.php b/GkeMultiCloud/src/V1/resources/attached_clusters_descriptor_config.php
index 885a056af3ed..f407cfce0621 100644
--- a/GkeMultiCloud/src/V1/resources/attached_clusters_descriptor_config.php
+++ b/GkeMultiCloud/src/V1/resources/attached_clusters_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/GkeMultiCloud/src/V1/resources/attached_clusters_rest_client_config.php b/GkeMultiCloud/src/V1/resources/attached_clusters_rest_client_config.php
index 417a9fc013cb..4e7a2726a39e 100644
--- a/GkeMultiCloud/src/V1/resources/attached_clusters_rest_client_config.php
+++ b/GkeMultiCloud/src/V1/resources/attached_clusters_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/GkeMultiCloud/src/V1/resources/aws_clusters_descriptor_config.php b/GkeMultiCloud/src/V1/resources/aws_clusters_descriptor_config.php
index a171b39f6a19..4a55c38523d0 100644
--- a/GkeMultiCloud/src/V1/resources/aws_clusters_descriptor_config.php
+++ b/GkeMultiCloud/src/V1/resources/aws_clusters_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/GkeMultiCloud/src/V1/resources/aws_clusters_rest_client_config.php b/GkeMultiCloud/src/V1/resources/aws_clusters_rest_client_config.php
index 77f73b4d1ef6..6ac6806d22ad 100644
--- a/GkeMultiCloud/src/V1/resources/aws_clusters_rest_client_config.php
+++ b/GkeMultiCloud/src/V1/resources/aws_clusters_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/GkeMultiCloud/src/V1/resources/azure_clusters_descriptor_config.php b/GkeMultiCloud/src/V1/resources/azure_clusters_descriptor_config.php
index 60c660c2ae54..7c8da8b891be 100644
--- a/GkeMultiCloud/src/V1/resources/azure_clusters_descriptor_config.php
+++ b/GkeMultiCloud/src/V1/resources/azure_clusters_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/GkeMultiCloud/src/V1/resources/azure_clusters_rest_client_config.php b/GkeMultiCloud/src/V1/resources/azure_clusters_rest_client_config.php
index 73a101620a07..e762d04a3dab 100644
--- a/GkeMultiCloud/src/V1/resources/azure_clusters_rest_client_config.php
+++ b/GkeMultiCloud/src/V1/resources/azure_clusters_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/GkeMultiCloud/tests/Unit/V1/Client/AttachedClustersClientTest.php b/GkeMultiCloud/tests/Unit/V1/Client/AttachedClustersClientTest.php
index d8503301b261..b9211f8da2a6 100644
--- a/GkeMultiCloud/tests/Unit/V1/Client/AttachedClustersClientTest.php
+++ b/GkeMultiCloud/tests/Unit/V1/Client/AttachedClustersClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/GkeMultiCloud/tests/Unit/V1/Client/AwsClustersClientTest.php b/GkeMultiCloud/tests/Unit/V1/Client/AwsClustersClientTest.php
index e5e7e198b86e..a9e41220e306 100644
--- a/GkeMultiCloud/tests/Unit/V1/Client/AwsClustersClientTest.php
+++ b/GkeMultiCloud/tests/Unit/V1/Client/AwsClustersClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/GkeMultiCloud/tests/Unit/V1/Client/AzureClustersClientTest.php b/GkeMultiCloud/tests/Unit/V1/Client/AzureClustersClientTest.php
index 1f78f62733b8..b8ea36cf652a 100644
--- a/GkeMultiCloud/tests/Unit/V1/Client/AzureClustersClientTest.php
+++ b/GkeMultiCloud/tests/Unit/V1/Client/AzureClustersClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/GkeRecommender/owlbot.py b/GkeRecommender/owlbot.py
index 43fa725e45ac..a4211056b7c3 100644
--- a/GkeRecommender/owlbot.py
+++ b/GkeRecommender/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/Grafeas/owlbot.py b/Grafeas/owlbot.py
index 59f9ef41b1ae..b36979902939 100644
--- a/Grafeas/owlbot.py
+++ b/Grafeas/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/Grafeas/samples/V1/GrafeasClient/batch_create_notes.php b/Grafeas/samples/V1/GrafeasClient/batch_create_notes.php
index f1e045a17fd7..e77b9640d774 100644
--- a/Grafeas/samples/V1/GrafeasClient/batch_create_notes.php
+++ b/Grafeas/samples/V1/GrafeasClient/batch_create_notes.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/Grafeas/samples/V1/GrafeasClient/batch_create_occurrences.php b/Grafeas/samples/V1/GrafeasClient/batch_create_occurrences.php
index 031b3db262e8..901bf3fa07ce 100644
--- a/Grafeas/samples/V1/GrafeasClient/batch_create_occurrences.php
+++ b/Grafeas/samples/V1/GrafeasClient/batch_create_occurrences.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/Grafeas/samples/V1/GrafeasClient/create_note.php b/Grafeas/samples/V1/GrafeasClient/create_note.php
index d5af07f58eaa..a0e288c39341 100644
--- a/Grafeas/samples/V1/GrafeasClient/create_note.php
+++ b/Grafeas/samples/V1/GrafeasClient/create_note.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/Grafeas/samples/V1/GrafeasClient/create_occurrence.php b/Grafeas/samples/V1/GrafeasClient/create_occurrence.php
index 7ccbc7f2bc77..5cd87a2f20b3 100644
--- a/Grafeas/samples/V1/GrafeasClient/create_occurrence.php
+++ b/Grafeas/samples/V1/GrafeasClient/create_occurrence.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/Grafeas/samples/V1/GrafeasClient/delete_note.php b/Grafeas/samples/V1/GrafeasClient/delete_note.php
index f93ff01f611d..8f7859b4b496 100644
--- a/Grafeas/samples/V1/GrafeasClient/delete_note.php
+++ b/Grafeas/samples/V1/GrafeasClient/delete_note.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/Grafeas/samples/V1/GrafeasClient/delete_occurrence.php b/Grafeas/samples/V1/GrafeasClient/delete_occurrence.php
index c80f15417be3..d32356e96d3c 100644
--- a/Grafeas/samples/V1/GrafeasClient/delete_occurrence.php
+++ b/Grafeas/samples/V1/GrafeasClient/delete_occurrence.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/Grafeas/samples/V1/GrafeasClient/get_note.php b/Grafeas/samples/V1/GrafeasClient/get_note.php
index f4452314faa1..ca7da3201d5e 100644
--- a/Grafeas/samples/V1/GrafeasClient/get_note.php
+++ b/Grafeas/samples/V1/GrafeasClient/get_note.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/Grafeas/samples/V1/GrafeasClient/get_occurrence.php b/Grafeas/samples/V1/GrafeasClient/get_occurrence.php
index 4be521bb0a42..db0443c6bbfb 100644
--- a/Grafeas/samples/V1/GrafeasClient/get_occurrence.php
+++ b/Grafeas/samples/V1/GrafeasClient/get_occurrence.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/Grafeas/samples/V1/GrafeasClient/get_occurrence_note.php b/Grafeas/samples/V1/GrafeasClient/get_occurrence_note.php
index d40417f381eb..2144b22a5ee3 100644
--- a/Grafeas/samples/V1/GrafeasClient/get_occurrence_note.php
+++ b/Grafeas/samples/V1/GrafeasClient/get_occurrence_note.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/Grafeas/samples/V1/GrafeasClient/list_note_occurrences.php b/Grafeas/samples/V1/GrafeasClient/list_note_occurrences.php
index 8c14688724ee..5c5f85473366 100644
--- a/Grafeas/samples/V1/GrafeasClient/list_note_occurrences.php
+++ b/Grafeas/samples/V1/GrafeasClient/list_note_occurrences.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/Grafeas/samples/V1/GrafeasClient/list_notes.php b/Grafeas/samples/V1/GrafeasClient/list_notes.php
index a63430979581..d5c185c3e99f 100644
--- a/Grafeas/samples/V1/GrafeasClient/list_notes.php
+++ b/Grafeas/samples/V1/GrafeasClient/list_notes.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/Grafeas/samples/V1/GrafeasClient/list_occurrences.php b/Grafeas/samples/V1/GrafeasClient/list_occurrences.php
index 417f7a8a119c..ddfd0bc932a0 100644
--- a/Grafeas/samples/V1/GrafeasClient/list_occurrences.php
+++ b/Grafeas/samples/V1/GrafeasClient/list_occurrences.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/Grafeas/samples/V1/GrafeasClient/update_note.php b/Grafeas/samples/V1/GrafeasClient/update_note.php
index 3c6826068d22..0787efb18b44 100644
--- a/Grafeas/samples/V1/GrafeasClient/update_note.php
+++ b/Grafeas/samples/V1/GrafeasClient/update_note.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/Grafeas/samples/V1/GrafeasClient/update_occurrence.php b/Grafeas/samples/V1/GrafeasClient/update_occurrence.php
index 87a5600f5dfa..92d03ecea012 100644
--- a/Grafeas/samples/V1/GrafeasClient/update_occurrence.php
+++ b/Grafeas/samples/V1/GrafeasClient/update_occurrence.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/Grafeas/src/V1/Client/GrafeasClient.php b/Grafeas/src/V1/Client/GrafeasClient.php
index d98580b33558..60dac9568b54 100644
--- a/Grafeas/src/V1/Client/GrafeasClient.php
+++ b/Grafeas/src/V1/Client/GrafeasClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Grafeas/src/V1/resources/grafeas_descriptor_config.php b/Grafeas/src/V1/resources/grafeas_descriptor_config.php
index af5136b942c8..06632b4f7987 100644
--- a/Grafeas/src/V1/resources/grafeas_descriptor_config.php
+++ b/Grafeas/src/V1/resources/grafeas_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/Grafeas/src/V1/resources/grafeas_rest_client_config.php b/Grafeas/src/V1/resources/grafeas_rest_client_config.php
index 101f65b6390b..2c9129698ddd 100644
--- a/Grafeas/src/V1/resources/grafeas_rest_client_config.php
+++ b/Grafeas/src/V1/resources/grafeas_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/Grafeas/tests/Unit/V1/Client/GrafeasClientTest.php b/Grafeas/tests/Unit/V1/Client/GrafeasClientTest.php
index 7643719bb9ca..9212869f184e 100644
--- a/Grafeas/tests/Unit/V1/Client/GrafeasClientTest.php
+++ b/Grafeas/tests/Unit/V1/Client/GrafeasClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/HypercomputeCluster/owlbot.py b/HypercomputeCluster/owlbot.py
index fb9dbebad09f..5633d4701f3c 100644
--- a/HypercomputeCluster/owlbot.py
+++ b/HypercomputeCluster/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/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/create_cluster.php b/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/create_cluster.php
index 30912668e8c4..f71b5e6b4f9c 100644
--- a/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/create_cluster.php
+++ b/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/create_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/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/delete_cluster.php b/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/delete_cluster.php
index 882c98d25d89..72c43a848de3 100644
--- a/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/delete_cluster.php
+++ b/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/delete_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/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/get_cluster.php b/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/get_cluster.php
index dd9e839b34f9..e377486a1ea1 100644
--- a/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/get_cluster.php
+++ b/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/get_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/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/get_location.php b/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/get_location.php
index 92c4dcd0694c..65e3a73160aa 100644
--- a/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/get_location.php
+++ b/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/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/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/list_clusters.php b/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/list_clusters.php
index 9d4a2ec60f6b..75de71492799 100644
--- a/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/list_clusters.php
+++ b/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/list_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/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/list_locations.php b/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/list_locations.php
index a1e6214cf43d..35fcde487127 100644
--- a/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/list_locations.php
+++ b/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/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/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/update_cluster.php b/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/update_cluster.php
index ff744c34991d..58f87683fa42 100644
--- a/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/update_cluster.php
+++ b/HypercomputeCluster/samples/V1beta/HypercomputeClusterClient/update_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/HypercomputeCluster/src/V1beta/Client/HypercomputeClusterClient.php b/HypercomputeCluster/src/V1beta/Client/HypercomputeClusterClient.php
index 3d9a4a6279ea..1e084786eefd 100644
--- a/HypercomputeCluster/src/V1beta/Client/HypercomputeClusterClient.php
+++ b/HypercomputeCluster/src/V1beta/Client/HypercomputeClusterClient.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/HypercomputeCluster/src/V1beta/resources/hypercompute_cluster_descriptor_config.php b/HypercomputeCluster/src/V1beta/resources/hypercompute_cluster_descriptor_config.php
index 1e2499c04504..1a1a1179e54c 100644
--- a/HypercomputeCluster/src/V1beta/resources/hypercompute_cluster_descriptor_config.php
+++ b/HypercomputeCluster/src/V1beta/resources/hypercompute_cluster_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/HypercomputeCluster/src/V1beta/resources/hypercompute_cluster_rest_client_config.php b/HypercomputeCluster/src/V1beta/resources/hypercompute_cluster_rest_client_config.php
index a80b49add707..35ed2a7da868 100644
--- a/HypercomputeCluster/src/V1beta/resources/hypercompute_cluster_rest_client_config.php
+++ b/HypercomputeCluster/src/V1beta/resources/hypercompute_cluster_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/HypercomputeCluster/tests/Unit/V1beta/Client/HypercomputeClusterClientTest.php b/HypercomputeCluster/tests/Unit/V1beta/Client/HypercomputeClusterClientTest.php
index 50830d4b0b3f..467dd1f65010 100644
--- a/HypercomputeCluster/tests/Unit/V1beta/Client/HypercomputeClusterClientTest.php
+++ b/HypercomputeCluster/tests/Unit/V1beta/Client/HypercomputeClusterClientTest.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/Iam/owlbot.py b/Iam/owlbot.py
index 98a6b3341ab9..5a6517060654 100644
--- a/Iam/owlbot.py
+++ b/Iam/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/Iam/samples/V2/PoliciesClient/create_policy.php b/Iam/samples/V2/PoliciesClient/create_policy.php
index 01bcb53af48d..ea05cd4d34f3 100644
--- a/Iam/samples/V2/PoliciesClient/create_policy.php
+++ b/Iam/samples/V2/PoliciesClient/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/Iam/samples/V2/PoliciesClient/delete_policy.php b/Iam/samples/V2/PoliciesClient/delete_policy.php
index 292f1315f96a..70f9738993c9 100644
--- a/Iam/samples/V2/PoliciesClient/delete_policy.php
+++ b/Iam/samples/V2/PoliciesClient/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/Iam/samples/V2/PoliciesClient/get_policy.php b/Iam/samples/V2/PoliciesClient/get_policy.php
index e4ed2df48231..dcbe7a7852a3 100644
--- a/Iam/samples/V2/PoliciesClient/get_policy.php
+++ b/Iam/samples/V2/PoliciesClient/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/Iam/samples/V2/PoliciesClient/list_policies.php b/Iam/samples/V2/PoliciesClient/list_policies.php
index 2530803b0d38..7b59df277afa 100644
--- a/Iam/samples/V2/PoliciesClient/list_policies.php
+++ b/Iam/samples/V2/PoliciesClient/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/Iam/samples/V2/PoliciesClient/update_policy.php b/Iam/samples/V2/PoliciesClient/update_policy.php
index 6f1310d294a3..049e4948e275 100644
--- a/Iam/samples/V2/PoliciesClient/update_policy.php
+++ b/Iam/samples/V2/PoliciesClient/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/Iam/samples/V3/PolicyBindingsClient/create_policy_binding.php b/Iam/samples/V3/PolicyBindingsClient/create_policy_binding.php
index 77197d459197..99c934ef2528 100644
--- a/Iam/samples/V3/PolicyBindingsClient/create_policy_binding.php
+++ b/Iam/samples/V3/PolicyBindingsClient/create_policy_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/Iam/samples/V3/PolicyBindingsClient/delete_policy_binding.php b/Iam/samples/V3/PolicyBindingsClient/delete_policy_binding.php
index a08acdc44b13..4ad81dd119de 100644
--- a/Iam/samples/V3/PolicyBindingsClient/delete_policy_binding.php
+++ b/Iam/samples/V3/PolicyBindingsClient/delete_policy_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/Iam/samples/V3/PolicyBindingsClient/get_policy_binding.php b/Iam/samples/V3/PolicyBindingsClient/get_policy_binding.php
index 8b5f387496d3..5165bafa2f81 100644
--- a/Iam/samples/V3/PolicyBindingsClient/get_policy_binding.php
+++ b/Iam/samples/V3/PolicyBindingsClient/get_policy_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/Iam/samples/V3/PolicyBindingsClient/list_policy_bindings.php b/Iam/samples/V3/PolicyBindingsClient/list_policy_bindings.php
index 7e7b6fa0b16a..46e04dd624f2 100644
--- a/Iam/samples/V3/PolicyBindingsClient/list_policy_bindings.php
+++ b/Iam/samples/V3/PolicyBindingsClient/list_policy_bindings.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/Iam/samples/V3/PolicyBindingsClient/search_target_policy_bindings.php b/Iam/samples/V3/PolicyBindingsClient/search_target_policy_bindings.php
index c729a5598ce7..d3b1eee19e0e 100644
--- a/Iam/samples/V3/PolicyBindingsClient/search_target_policy_bindings.php
+++ b/Iam/samples/V3/PolicyBindingsClient/search_target_policy_bindings.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/Iam/samples/V3/PolicyBindingsClient/update_policy_binding.php b/Iam/samples/V3/PolicyBindingsClient/update_policy_binding.php
index 456f82869e77..84f9df272990 100644
--- a/Iam/samples/V3/PolicyBindingsClient/update_policy_binding.php
+++ b/Iam/samples/V3/PolicyBindingsClient/update_policy_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/Iam/samples/V3/PrincipalAccessBoundaryPoliciesClient/create_principal_access_boundary_policy.php b/Iam/samples/V3/PrincipalAccessBoundaryPoliciesClient/create_principal_access_boundary_policy.php
index 08784541ba50..298735f31109 100644
--- a/Iam/samples/V3/PrincipalAccessBoundaryPoliciesClient/create_principal_access_boundary_policy.php
+++ b/Iam/samples/V3/PrincipalAccessBoundaryPoliciesClient/create_principal_access_boundary_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/Iam/samples/V3/PrincipalAccessBoundaryPoliciesClient/delete_principal_access_boundary_policy.php b/Iam/samples/V3/PrincipalAccessBoundaryPoliciesClient/delete_principal_access_boundary_policy.php
index edc862e60448..c7641360a18d 100644
--- a/Iam/samples/V3/PrincipalAccessBoundaryPoliciesClient/delete_principal_access_boundary_policy.php
+++ b/Iam/samples/V3/PrincipalAccessBoundaryPoliciesClient/delete_principal_access_boundary_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/Iam/samples/V3/PrincipalAccessBoundaryPoliciesClient/get_principal_access_boundary_policy.php b/Iam/samples/V3/PrincipalAccessBoundaryPoliciesClient/get_principal_access_boundary_policy.php
index 5408732f88b7..fabb1232c087 100644
--- a/Iam/samples/V3/PrincipalAccessBoundaryPoliciesClient/get_principal_access_boundary_policy.php
+++ b/Iam/samples/V3/PrincipalAccessBoundaryPoliciesClient/get_principal_access_boundary_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/Iam/samples/V3/PrincipalAccessBoundaryPoliciesClient/list_principal_access_boundary_policies.php b/Iam/samples/V3/PrincipalAccessBoundaryPoliciesClient/list_principal_access_boundary_policies.php
index 74868222ce59..d6aade1c2a99 100644
--- a/Iam/samples/V3/PrincipalAccessBoundaryPoliciesClient/list_principal_access_boundary_policies.php
+++ b/Iam/samples/V3/PrincipalAccessBoundaryPoliciesClient/list_principal_access_boundary_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/Iam/samples/V3/PrincipalAccessBoundaryPoliciesClient/search_principal_access_boundary_policy_bindings.php b/Iam/samples/V3/PrincipalAccessBoundaryPoliciesClient/search_principal_access_boundary_policy_bindings.php
index 6a708d77e3db..a463236e753a 100644
--- a/Iam/samples/V3/PrincipalAccessBoundaryPoliciesClient/search_principal_access_boundary_policy_bindings.php
+++ b/Iam/samples/V3/PrincipalAccessBoundaryPoliciesClient/search_principal_access_boundary_policy_bindings.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/Iam/samples/V3/PrincipalAccessBoundaryPoliciesClient/update_principal_access_boundary_policy.php b/Iam/samples/V3/PrincipalAccessBoundaryPoliciesClient/update_principal_access_boundary_policy.php
index 5fcda9b09dd9..f88a34086c3e 100644
--- a/Iam/samples/V3/PrincipalAccessBoundaryPoliciesClient/update_principal_access_boundary_policy.php
+++ b/Iam/samples/V3/PrincipalAccessBoundaryPoliciesClient/update_principal_access_boundary_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/Iam/src/V2/Client/PoliciesClient.php b/Iam/src/V2/Client/PoliciesClient.php
index 109a665775e0..ab23a472ba35 100644
--- a/Iam/src/V2/Client/PoliciesClient.php
+++ b/Iam/src/V2/Client/PoliciesClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Iam/src/V2/resources/policies_descriptor_config.php b/Iam/src/V2/resources/policies_descriptor_config.php
index e42aa7f01836..e29bb1d76ba2 100644
--- a/Iam/src/V2/resources/policies_descriptor_config.php
+++ b/Iam/src/V2/resources/policies_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/Iam/src/V2/resources/policies_rest_client_config.php b/Iam/src/V2/resources/policies_rest_client_config.php
index 68eb8b51b229..73a07336dfc6 100644
--- a/Iam/src/V2/resources/policies_rest_client_config.php
+++ b/Iam/src/V2/resources/policies_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/Iam/src/V3/Client/PolicyBindingsClient.php b/Iam/src/V3/Client/PolicyBindingsClient.php
index 51450a6ad9fd..c3e056241808 100644
--- a/Iam/src/V3/Client/PolicyBindingsClient.php
+++ b/Iam/src/V3/Client/PolicyBindingsClient.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/Iam/src/V3/Client/PrincipalAccessBoundaryPoliciesClient.php b/Iam/src/V3/Client/PrincipalAccessBoundaryPoliciesClient.php
index 8d4f701ef5dc..6309d0a1e7cd 100644
--- a/Iam/src/V3/Client/PrincipalAccessBoundaryPoliciesClient.php
+++ b/Iam/src/V3/Client/PrincipalAccessBoundaryPoliciesClient.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/Iam/src/V3/resources/policy_bindings_descriptor_config.php b/Iam/src/V3/resources/policy_bindings_descriptor_config.php
index 3ed4ebdeb0f4..21d3dafd50dc 100644
--- a/Iam/src/V3/resources/policy_bindings_descriptor_config.php
+++ b/Iam/src/V3/resources/policy_bindings_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/Iam/src/V3/resources/policy_bindings_rest_client_config.php b/Iam/src/V3/resources/policy_bindings_rest_client_config.php
index a35ea8040ef2..cb219202f3cf 100644
--- a/Iam/src/V3/resources/policy_bindings_rest_client_config.php
+++ b/Iam/src/V3/resources/policy_bindings_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/Iam/src/V3/resources/principal_access_boundary_policies_descriptor_config.php b/Iam/src/V3/resources/principal_access_boundary_policies_descriptor_config.php
index 8d4d04520e0f..6d71341fc7ff 100644
--- a/Iam/src/V3/resources/principal_access_boundary_policies_descriptor_config.php
+++ b/Iam/src/V3/resources/principal_access_boundary_policies_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/Iam/src/V3/resources/principal_access_boundary_policies_rest_client_config.php b/Iam/src/V3/resources/principal_access_boundary_policies_rest_client_config.php
index 8a2eb8450007..0f70d2883f9f 100644
--- a/Iam/src/V3/resources/principal_access_boundary_policies_rest_client_config.php
+++ b/Iam/src/V3/resources/principal_access_boundary_policies_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/Iam/tests/Unit/V2/Client/PoliciesClientTest.php b/Iam/tests/Unit/V2/Client/PoliciesClientTest.php
index 531baa9d83a0..2d159bc0d721 100644
--- a/Iam/tests/Unit/V2/Client/PoliciesClientTest.php
+++ b/Iam/tests/Unit/V2/Client/PoliciesClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Iam/tests/Unit/V3/Client/PolicyBindingsClientTest.php b/Iam/tests/Unit/V3/Client/PolicyBindingsClientTest.php
index f962102d33d0..3ff701cd5ba1 100644
--- a/Iam/tests/Unit/V3/Client/PolicyBindingsClientTest.php
+++ b/Iam/tests/Unit/V3/Client/PolicyBindingsClientTest.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/Iam/tests/Unit/V3/Client/PrincipalAccessBoundaryPoliciesClientTest.php b/Iam/tests/Unit/V3/Client/PrincipalAccessBoundaryPoliciesClientTest.php
index 607edeb320f5..50eb86f24f4d 100644
--- a/Iam/tests/Unit/V3/Client/PrincipalAccessBoundaryPoliciesClientTest.php
+++ b/Iam/tests/Unit/V3/Client/PrincipalAccessBoundaryPoliciesClientTest.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/IamCredentials/owlbot.py b/IamCredentials/owlbot.py
index f574c9c67e43..5c72be0328f2 100644
--- a/IamCredentials/owlbot.py
+++ b/IamCredentials/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/IamCredentials/samples/V1/IAMCredentialsClient/generate_access_token.php b/IamCredentials/samples/V1/IAMCredentialsClient/generate_access_token.php
index 4a13fb124355..e6fa93cf5c93 100644
--- a/IamCredentials/samples/V1/IAMCredentialsClient/generate_access_token.php
+++ b/IamCredentials/samples/V1/IAMCredentialsClient/generate_access_token.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/IamCredentials/samples/V1/IAMCredentialsClient/generate_id_token.php b/IamCredentials/samples/V1/IAMCredentialsClient/generate_id_token.php
index 637a58ccb0cf..2b1086a7190c 100644
--- a/IamCredentials/samples/V1/IAMCredentialsClient/generate_id_token.php
+++ b/IamCredentials/samples/V1/IAMCredentialsClient/generate_id_token.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/IamCredentials/samples/V1/IAMCredentialsClient/sign_blob.php b/IamCredentials/samples/V1/IAMCredentialsClient/sign_blob.php
index 7563705e62a8..9ccfda057231 100644
--- a/IamCredentials/samples/V1/IAMCredentialsClient/sign_blob.php
+++ b/IamCredentials/samples/V1/IAMCredentialsClient/sign_blob.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/IamCredentials/samples/V1/IAMCredentialsClient/sign_jwt.php b/IamCredentials/samples/V1/IAMCredentialsClient/sign_jwt.php
index 1aadaf5abb77..7e55bdd5cf25 100644
--- a/IamCredentials/samples/V1/IAMCredentialsClient/sign_jwt.php
+++ b/IamCredentials/samples/V1/IAMCredentialsClient/sign_jwt.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/IamCredentials/src/V1/Client/IAMCredentialsClient.php b/IamCredentials/src/V1/Client/IAMCredentialsClient.php
index 05c9e0776890..09ba2bc51640 100644
--- a/IamCredentials/src/V1/Client/IAMCredentialsClient.php
+++ b/IamCredentials/src/V1/Client/IAMCredentialsClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/IamCredentials/src/V1/resources/iam_credentials_descriptor_config.php b/IamCredentials/src/V1/resources/iam_credentials_descriptor_config.php
index 66b7383f2c8b..f39d73eafa2b 100644
--- a/IamCredentials/src/V1/resources/iam_credentials_descriptor_config.php
+++ b/IamCredentials/src/V1/resources/iam_credentials_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/IamCredentials/src/V1/resources/iam_credentials_rest_client_config.php b/IamCredentials/src/V1/resources/iam_credentials_rest_client_config.php
index f857a1d60dd3..86843a6e098b 100644
--- a/IamCredentials/src/V1/resources/iam_credentials_rest_client_config.php
+++ b/IamCredentials/src/V1/resources/iam_credentials_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/IamCredentials/tests/Unit/V1/Client/IAMCredentialsClientTest.php b/IamCredentials/tests/Unit/V1/Client/IAMCredentialsClientTest.php
index a3d1a0ef1d20..a068fa222da3 100644
--- a/IamCredentials/tests/Unit/V1/Client/IAMCredentialsClientTest.php
+++ b/IamCredentials/tests/Unit/V1/Client/IAMCredentialsClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Iap/owlbot.py b/Iap/owlbot.py
index b8a78fec698f..81c5ebffefc5 100644
--- a/Iap/owlbot.py
+++ b/Iap/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/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/create_tunnel_dest_group.php b/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/create_tunnel_dest_group.php
index b721b4e2c9a4..c63290b66d4e 100644
--- a/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/create_tunnel_dest_group.php
+++ b/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/create_tunnel_dest_group.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/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/delete_tunnel_dest_group.php b/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/delete_tunnel_dest_group.php
index 7678118071e8..a6183431168a 100644
--- a/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/delete_tunnel_dest_group.php
+++ b/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/delete_tunnel_dest_group.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/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/get_iam_policy.php b/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/get_iam_policy.php
index c1323a5f50ce..f6b6ce5fefc9 100644
--- a/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/get_iam_policy.php
+++ b/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/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/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/get_iap_settings.php b/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/get_iap_settings.php
index cb714120f7e3..d50ac69cd734 100644
--- a/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/get_iap_settings.php
+++ b/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/get_iap_settings.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/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/get_tunnel_dest_group.php b/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/get_tunnel_dest_group.php
index 2d54074ad807..3d5b83862f58 100644
--- a/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/get_tunnel_dest_group.php
+++ b/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/get_tunnel_dest_group.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/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/list_tunnel_dest_groups.php b/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/list_tunnel_dest_groups.php
index c8046c5b62a9..2f202ac9204f 100644
--- a/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/list_tunnel_dest_groups.php
+++ b/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/list_tunnel_dest_groups.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/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/set_iam_policy.php b/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/set_iam_policy.php
index 41822ca408ab..da4001567424 100644
--- a/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/set_iam_policy.php
+++ b/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/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/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/test_iam_permissions.php b/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/test_iam_permissions.php
index 95eadadb9847..9cf528e7dddc 100644
--- a/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/test_iam_permissions.php
+++ b/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/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/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/update_iap_settings.php b/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/update_iap_settings.php
index 02d978a6cd57..247d6763b17a 100644
--- a/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/update_iap_settings.php
+++ b/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/update_iap_settings.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/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/update_tunnel_dest_group.php b/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/update_tunnel_dest_group.php
index 4327e4abeb71..19067389ee67 100644
--- a/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/update_tunnel_dest_group.php
+++ b/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/update_tunnel_dest_group.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/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/validate_iap_attribute_expression.php b/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/validate_iap_attribute_expression.php
index f89ec9d836d8..efcbd29c95a4 100644
--- a/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/validate_iap_attribute_expression.php
+++ b/Iap/samples/V1/IdentityAwareProxyAdminServiceClient/validate_iap_attribute_expression.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/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/create_brand.php b/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/create_brand.php
index eb004988f4fc..cefea789a7c8 100644
--- a/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/create_brand.php
+++ b/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/create_brand.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/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/create_identity_aware_proxy_client.php b/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/create_identity_aware_proxy_client.php
index 0067333b345e..d758e1a3125c 100644
--- a/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/create_identity_aware_proxy_client.php
+++ b/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/create_identity_aware_proxy_client.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/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/delete_identity_aware_proxy_client.php b/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/delete_identity_aware_proxy_client.php
index 9156854d1010..80fb3713ca0d 100644
--- a/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/delete_identity_aware_proxy_client.php
+++ b/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/delete_identity_aware_proxy_client.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/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/get_brand.php b/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/get_brand.php
index afba83bb16a5..d7b45f30f988 100644
--- a/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/get_brand.php
+++ b/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/get_brand.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/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/get_identity_aware_proxy_client.php b/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/get_identity_aware_proxy_client.php
index 229765f83d39..c9f71bc5886b 100644
--- a/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/get_identity_aware_proxy_client.php
+++ b/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/get_identity_aware_proxy_client.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/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/list_brands.php b/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/list_brands.php
index e7d35d10e848..e5563a156c28 100644
--- a/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/list_brands.php
+++ b/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/list_brands.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/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/list_identity_aware_proxy_clients.php b/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/list_identity_aware_proxy_clients.php
index 5c859fc71368..71c97ec99275 100644
--- a/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/list_identity_aware_proxy_clients.php
+++ b/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/list_identity_aware_proxy_clients.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/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/reset_identity_aware_proxy_client_secret.php b/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/reset_identity_aware_proxy_client_secret.php
index 8fa14b22486b..ee94554ccb9a 100644
--- a/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/reset_identity_aware_proxy_client_secret.php
+++ b/Iap/samples/V1/IdentityAwareProxyOAuthServiceClient/reset_identity_aware_proxy_client_secret.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/Iap/src/V1/Client/IdentityAwareProxyAdminServiceClient.php b/Iap/src/V1/Client/IdentityAwareProxyAdminServiceClient.php
index d2e6079224f0..cd6da0374ea5 100644
--- a/Iap/src/V1/Client/IdentityAwareProxyAdminServiceClient.php
+++ b/Iap/src/V1/Client/IdentityAwareProxyAdminServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Iap/src/V1/Client/IdentityAwareProxyOAuthServiceClient.php b/Iap/src/V1/Client/IdentityAwareProxyOAuthServiceClient.php
index 298cd868bde5..0a66e26100d7 100644
--- a/Iap/src/V1/Client/IdentityAwareProxyOAuthServiceClient.php
+++ b/Iap/src/V1/Client/IdentityAwareProxyOAuthServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Iap/src/V1/resources/identity_aware_proxy_admin_service_descriptor_config.php b/Iap/src/V1/resources/identity_aware_proxy_admin_service_descriptor_config.php
index a3b8931632fc..49445415cb79 100644
--- a/Iap/src/V1/resources/identity_aware_proxy_admin_service_descriptor_config.php
+++ b/Iap/src/V1/resources/identity_aware_proxy_admin_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/Iap/src/V1/resources/identity_aware_proxy_admin_service_rest_client_config.php b/Iap/src/V1/resources/identity_aware_proxy_admin_service_rest_client_config.php
index fbbe9765a736..67ac23795f28 100644
--- a/Iap/src/V1/resources/identity_aware_proxy_admin_service_rest_client_config.php
+++ b/Iap/src/V1/resources/identity_aware_proxy_admin_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/Iap/src/V1/resources/identity_aware_proxy_o_auth_service_descriptor_config.php b/Iap/src/V1/resources/identity_aware_proxy_o_auth_service_descriptor_config.php
index f745af37b455..e5afd53b12a1 100644
--- a/Iap/src/V1/resources/identity_aware_proxy_o_auth_service_descriptor_config.php
+++ b/Iap/src/V1/resources/identity_aware_proxy_o_auth_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/Iap/src/V1/resources/identity_aware_proxy_o_auth_service_rest_client_config.php b/Iap/src/V1/resources/identity_aware_proxy_o_auth_service_rest_client_config.php
index 45a273f7fe9e..dc8c08c93f0f 100644
--- a/Iap/src/V1/resources/identity_aware_proxy_o_auth_service_rest_client_config.php
+++ b/Iap/src/V1/resources/identity_aware_proxy_o_auth_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/Iap/tests/Unit/V1/Client/IdentityAwareProxyAdminServiceClientTest.php b/Iap/tests/Unit/V1/Client/IdentityAwareProxyAdminServiceClientTest.php
index eb0a724b5b02..b9e5a332255f 100644
--- a/Iap/tests/Unit/V1/Client/IdentityAwareProxyAdminServiceClientTest.php
+++ b/Iap/tests/Unit/V1/Client/IdentityAwareProxyAdminServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Iap/tests/Unit/V1/Client/IdentityAwareProxyOAuthServiceClientTest.php b/Iap/tests/Unit/V1/Client/IdentityAwareProxyOAuthServiceClientTest.php
index c1f65239f3d8..6c1719ab3de3 100644
--- a/Iap/tests/Unit/V1/Client/IdentityAwareProxyOAuthServiceClientTest.php
+++ b/Iap/tests/Unit/V1/Client/IdentityAwareProxyOAuthServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Ids/owlbot.py b/Ids/owlbot.py
index 5ec131869ae5..8d0f743a2b8d 100644
--- a/Ids/owlbot.py
+++ b/Ids/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/Ids/samples/V1/IDSClient/create_endpoint.php b/Ids/samples/V1/IDSClient/create_endpoint.php
index 5c7df10895dd..498205a8cdac 100644
--- a/Ids/samples/V1/IDSClient/create_endpoint.php
+++ b/Ids/samples/V1/IDSClient/create_endpoint.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/Ids/samples/V1/IDSClient/delete_endpoint.php b/Ids/samples/V1/IDSClient/delete_endpoint.php
index 9e72367ad28d..eed6651f1007 100644
--- a/Ids/samples/V1/IDSClient/delete_endpoint.php
+++ b/Ids/samples/V1/IDSClient/delete_endpoint.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/Ids/samples/V1/IDSClient/get_endpoint.php b/Ids/samples/V1/IDSClient/get_endpoint.php
index 69e7e29e1089..75b8f52617d2 100644
--- a/Ids/samples/V1/IDSClient/get_endpoint.php
+++ b/Ids/samples/V1/IDSClient/get_endpoint.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/Ids/samples/V1/IDSClient/list_endpoints.php b/Ids/samples/V1/IDSClient/list_endpoints.php
index 539b8879bbce..ed01b6471c07 100644
--- a/Ids/samples/V1/IDSClient/list_endpoints.php
+++ b/Ids/samples/V1/IDSClient/list_endpoints.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/Ids/src/V1/Client/IDSClient.php b/Ids/src/V1/Client/IDSClient.php
index 8472ff4dd912..86980b35cfe8 100644
--- a/Ids/src/V1/Client/IDSClient.php
+++ b/Ids/src/V1/Client/IDSClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Ids/src/V1/resources/ids_descriptor_config.php b/Ids/src/V1/resources/ids_descriptor_config.php
index e93f62df9064..6ca2b606bdd0 100644
--- a/Ids/src/V1/resources/ids_descriptor_config.php
+++ b/Ids/src/V1/resources/ids_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/Ids/src/V1/resources/ids_rest_client_config.php b/Ids/src/V1/resources/ids_rest_client_config.php
index 52814abdc81a..41ba03adcf54 100644
--- a/Ids/src/V1/resources/ids_rest_client_config.php
+++ b/Ids/src/V1/resources/ids_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/Ids/tests/Unit/V1/Client/IDSClientTest.php b/Ids/tests/Unit/V1/Client/IDSClientTest.php
index f050a03d8c0b..1ae43cf0a2ba 100644
--- a/Ids/tests/Unit/V1/Client/IDSClientTest.php
+++ b/Ids/tests/Unit/V1/Client/IDSClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Kms/owlbot.py b/Kms/owlbot.py
index a048a863134c..8385589b3df5 100644
--- a/Kms/owlbot.py
+++ b/Kms/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/Kms/samples/V1/AutokeyAdminClient/get_autokey_config.php b/Kms/samples/V1/AutokeyAdminClient/get_autokey_config.php
index f4d795d4638e..d177cd4f40ac 100644
--- a/Kms/samples/V1/AutokeyAdminClient/get_autokey_config.php
+++ b/Kms/samples/V1/AutokeyAdminClient/get_autokey_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/Kms/samples/V1/AutokeyAdminClient/get_iam_policy.php b/Kms/samples/V1/AutokeyAdminClient/get_iam_policy.php
index d7980167960e..43ea5fc005d9 100644
--- a/Kms/samples/V1/AutokeyAdminClient/get_iam_policy.php
+++ b/Kms/samples/V1/AutokeyAdminClient/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/Kms/samples/V1/AutokeyAdminClient/get_location.php b/Kms/samples/V1/AutokeyAdminClient/get_location.php
index 6cb25c532205..313d3fd27aec 100644
--- a/Kms/samples/V1/AutokeyAdminClient/get_location.php
+++ b/Kms/samples/V1/AutokeyAdminClient/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/Kms/samples/V1/AutokeyAdminClient/list_locations.php b/Kms/samples/V1/AutokeyAdminClient/list_locations.php
index e000369794a0..8df8b1f6504c 100644
--- a/Kms/samples/V1/AutokeyAdminClient/list_locations.php
+++ b/Kms/samples/V1/AutokeyAdminClient/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/Kms/samples/V1/AutokeyAdminClient/set_iam_policy.php b/Kms/samples/V1/AutokeyAdminClient/set_iam_policy.php
index 76beb42340f7..86fbe8bf0f24 100644
--- a/Kms/samples/V1/AutokeyAdminClient/set_iam_policy.php
+++ b/Kms/samples/V1/AutokeyAdminClient/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/Kms/samples/V1/AutokeyAdminClient/show_effective_autokey_config.php b/Kms/samples/V1/AutokeyAdminClient/show_effective_autokey_config.php
index 5beefc9c0980..562f33a407d3 100644
--- a/Kms/samples/V1/AutokeyAdminClient/show_effective_autokey_config.php
+++ b/Kms/samples/V1/AutokeyAdminClient/show_effective_autokey_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/Kms/samples/V1/AutokeyAdminClient/test_iam_permissions.php b/Kms/samples/V1/AutokeyAdminClient/test_iam_permissions.php
index 625a9e9ba022..fb8ee9abfbeb 100644
--- a/Kms/samples/V1/AutokeyAdminClient/test_iam_permissions.php
+++ b/Kms/samples/V1/AutokeyAdminClient/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/Kms/samples/V1/AutokeyAdminClient/update_autokey_config.php b/Kms/samples/V1/AutokeyAdminClient/update_autokey_config.php
index 98340269e969..0fb3c3cfaaa1 100644
--- a/Kms/samples/V1/AutokeyAdminClient/update_autokey_config.php
+++ b/Kms/samples/V1/AutokeyAdminClient/update_autokey_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/Kms/samples/V1/AutokeyClient/create_key_handle.php b/Kms/samples/V1/AutokeyClient/create_key_handle.php
index 727e61c44377..be2161924f3f 100644
--- a/Kms/samples/V1/AutokeyClient/create_key_handle.php
+++ b/Kms/samples/V1/AutokeyClient/create_key_handle.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Kms/samples/V1/AutokeyClient/get_iam_policy.php b/Kms/samples/V1/AutokeyClient/get_iam_policy.php
index 00e942d6b7c8..5b88a6abe390 100644
--- a/Kms/samples/V1/AutokeyClient/get_iam_policy.php
+++ b/Kms/samples/V1/AutokeyClient/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/Kms/samples/V1/AutokeyClient/get_key_handle.php b/Kms/samples/V1/AutokeyClient/get_key_handle.php
index e4e840e7cab7..49490346aa27 100644
--- a/Kms/samples/V1/AutokeyClient/get_key_handle.php
+++ b/Kms/samples/V1/AutokeyClient/get_key_handle.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Kms/samples/V1/AutokeyClient/get_location.php b/Kms/samples/V1/AutokeyClient/get_location.php
index f38158f6bad1..d23052e76e68 100644
--- a/Kms/samples/V1/AutokeyClient/get_location.php
+++ b/Kms/samples/V1/AutokeyClient/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/Kms/samples/V1/AutokeyClient/list_key_handles.php b/Kms/samples/V1/AutokeyClient/list_key_handles.php
index 900bc825fe12..0d93a6139373 100644
--- a/Kms/samples/V1/AutokeyClient/list_key_handles.php
+++ b/Kms/samples/V1/AutokeyClient/list_key_handles.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Kms/samples/V1/AutokeyClient/list_locations.php b/Kms/samples/V1/AutokeyClient/list_locations.php
index 6cab5bdd895b..cac3fde66e58 100644
--- a/Kms/samples/V1/AutokeyClient/list_locations.php
+++ b/Kms/samples/V1/AutokeyClient/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/Kms/samples/V1/AutokeyClient/set_iam_policy.php b/Kms/samples/V1/AutokeyClient/set_iam_policy.php
index 0e975a4acbbc..870270916800 100644
--- a/Kms/samples/V1/AutokeyClient/set_iam_policy.php
+++ b/Kms/samples/V1/AutokeyClient/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/Kms/samples/V1/AutokeyClient/test_iam_permissions.php b/Kms/samples/V1/AutokeyClient/test_iam_permissions.php
index 516f441190fb..88c1fe98a61e 100644
--- a/Kms/samples/V1/AutokeyClient/test_iam_permissions.php
+++ b/Kms/samples/V1/AutokeyClient/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/Kms/samples/V1/EkmServiceClient/create_ekm_connection.php b/Kms/samples/V1/EkmServiceClient/create_ekm_connection.php
index 69a36a49aec3..39734fabe8d6 100644
--- a/Kms/samples/V1/EkmServiceClient/create_ekm_connection.php
+++ b/Kms/samples/V1/EkmServiceClient/create_ekm_connection.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/Kms/samples/V1/EkmServiceClient/get_ekm_config.php b/Kms/samples/V1/EkmServiceClient/get_ekm_config.php
index df72230485eb..5d0335e595d0 100644
--- a/Kms/samples/V1/EkmServiceClient/get_ekm_config.php
+++ b/Kms/samples/V1/EkmServiceClient/get_ekm_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/Kms/samples/V1/EkmServiceClient/get_ekm_connection.php b/Kms/samples/V1/EkmServiceClient/get_ekm_connection.php
index 3041839f376b..9361574c244c 100644
--- a/Kms/samples/V1/EkmServiceClient/get_ekm_connection.php
+++ b/Kms/samples/V1/EkmServiceClient/get_ekm_connection.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/Kms/samples/V1/EkmServiceClient/get_iam_policy.php b/Kms/samples/V1/EkmServiceClient/get_iam_policy.php
index 1b5a4670c9c1..11ef87fbb34c 100644
--- a/Kms/samples/V1/EkmServiceClient/get_iam_policy.php
+++ b/Kms/samples/V1/EkmServiceClient/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/Kms/samples/V1/EkmServiceClient/get_location.php b/Kms/samples/V1/EkmServiceClient/get_location.php
index 7ec13e439c34..36b24b6d0ef4 100644
--- a/Kms/samples/V1/EkmServiceClient/get_location.php
+++ b/Kms/samples/V1/EkmServiceClient/get_location.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/Kms/samples/V1/EkmServiceClient/list_ekm_connections.php b/Kms/samples/V1/EkmServiceClient/list_ekm_connections.php
index 7589326108e0..89edbeb1f779 100644
--- a/Kms/samples/V1/EkmServiceClient/list_ekm_connections.php
+++ b/Kms/samples/V1/EkmServiceClient/list_ekm_connections.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/Kms/samples/V1/EkmServiceClient/list_locations.php b/Kms/samples/V1/EkmServiceClient/list_locations.php
index e4b17d32159c..3f7ab22007c1 100644
--- a/Kms/samples/V1/EkmServiceClient/list_locations.php
+++ b/Kms/samples/V1/EkmServiceClient/list_locations.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/Kms/samples/V1/EkmServiceClient/set_iam_policy.php b/Kms/samples/V1/EkmServiceClient/set_iam_policy.php
index 77d87e146157..5032a3d5959d 100644
--- a/Kms/samples/V1/EkmServiceClient/set_iam_policy.php
+++ b/Kms/samples/V1/EkmServiceClient/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/Kms/samples/V1/EkmServiceClient/test_iam_permissions.php b/Kms/samples/V1/EkmServiceClient/test_iam_permissions.php
index b04b082f2ee6..e2a48c013565 100644
--- a/Kms/samples/V1/EkmServiceClient/test_iam_permissions.php
+++ b/Kms/samples/V1/EkmServiceClient/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/Kms/samples/V1/EkmServiceClient/update_ekm_config.php b/Kms/samples/V1/EkmServiceClient/update_ekm_config.php
index ba105f31669a..bf323f584109 100644
--- a/Kms/samples/V1/EkmServiceClient/update_ekm_config.php
+++ b/Kms/samples/V1/EkmServiceClient/update_ekm_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/Kms/samples/V1/EkmServiceClient/update_ekm_connection.php b/Kms/samples/V1/EkmServiceClient/update_ekm_connection.php
index 2ab7ee00505e..a5e7dde39658 100644
--- a/Kms/samples/V1/EkmServiceClient/update_ekm_connection.php
+++ b/Kms/samples/V1/EkmServiceClient/update_ekm_connection.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/Kms/samples/V1/EkmServiceClient/verify_connectivity.php b/Kms/samples/V1/EkmServiceClient/verify_connectivity.php
index fef2396ad382..3c596c035bb9 100644
--- a/Kms/samples/V1/EkmServiceClient/verify_connectivity.php
+++ b/Kms/samples/V1/EkmServiceClient/verify_connectivity.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/Kms/samples/V1/KeyManagementServiceClient/asymmetric_decrypt.php b/Kms/samples/V1/KeyManagementServiceClient/asymmetric_decrypt.php
index b7ed92dd72ff..182d0f9bf897 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/asymmetric_decrypt.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/asymmetric_decrypt.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/Kms/samples/V1/KeyManagementServiceClient/asymmetric_sign.php b/Kms/samples/V1/KeyManagementServiceClient/asymmetric_sign.php
index 2be2ddbac901..79016510198f 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/asymmetric_sign.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/asymmetric_sign.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/Kms/samples/V1/KeyManagementServiceClient/create_crypto_key.php b/Kms/samples/V1/KeyManagementServiceClient/create_crypto_key.php
index 045c4e2b4efe..e72dac741ec1 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/create_crypto_key.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/create_crypto_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/Kms/samples/V1/KeyManagementServiceClient/create_crypto_key_version.php b/Kms/samples/V1/KeyManagementServiceClient/create_crypto_key_version.php
index cc1771f6f5fd..e207e2730242 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/create_crypto_key_version.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/create_crypto_key_version.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/Kms/samples/V1/KeyManagementServiceClient/create_import_job.php b/Kms/samples/V1/KeyManagementServiceClient/create_import_job.php
index d789225b2f3d..87db85e33ccf 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/create_import_job.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/create_import_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/Kms/samples/V1/KeyManagementServiceClient/create_key_ring.php b/Kms/samples/V1/KeyManagementServiceClient/create_key_ring.php
index 306e14592727..2af54e78ea90 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/create_key_ring.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/create_key_ring.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/Kms/samples/V1/KeyManagementServiceClient/decapsulate.php b/Kms/samples/V1/KeyManagementServiceClient/decapsulate.php
index 4d75d1786dc1..70fbf5e4812d 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/decapsulate.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/decapsulate.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/Kms/samples/V1/KeyManagementServiceClient/decrypt.php b/Kms/samples/V1/KeyManagementServiceClient/decrypt.php
index 933107815c7a..236e3354be4d 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/decrypt.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/decrypt.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/Kms/samples/V1/KeyManagementServiceClient/destroy_crypto_key_version.php b/Kms/samples/V1/KeyManagementServiceClient/destroy_crypto_key_version.php
index 9e588d75b2dd..7e7f8dfdf034 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/destroy_crypto_key_version.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/destroy_crypto_key_version.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/Kms/samples/V1/KeyManagementServiceClient/encrypt.php b/Kms/samples/V1/KeyManagementServiceClient/encrypt.php
index 42edc0ace932..f68cdbab3abf 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/encrypt.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/encrypt.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/Kms/samples/V1/KeyManagementServiceClient/generate_random_bytes.php b/Kms/samples/V1/KeyManagementServiceClient/generate_random_bytes.php
index 0d1f969959de..623886589358 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/generate_random_bytes.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/generate_random_bytes.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/Kms/samples/V1/KeyManagementServiceClient/get_crypto_key.php b/Kms/samples/V1/KeyManagementServiceClient/get_crypto_key.php
index 7df563c7fad2..17133dfe6770 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/get_crypto_key.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/get_crypto_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/Kms/samples/V1/KeyManagementServiceClient/get_crypto_key_version.php b/Kms/samples/V1/KeyManagementServiceClient/get_crypto_key_version.php
index ee68c682b99e..bc6deb40e810 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/get_crypto_key_version.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/get_crypto_key_version.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/Kms/samples/V1/KeyManagementServiceClient/get_iam_policy.php b/Kms/samples/V1/KeyManagementServiceClient/get_iam_policy.php
index fdac26d7a2cc..b2926e295e59 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/get_iam_policy.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/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/Kms/samples/V1/KeyManagementServiceClient/get_import_job.php b/Kms/samples/V1/KeyManagementServiceClient/get_import_job.php
index 90807f2c6112..2c7c843c8646 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/get_import_job.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/get_import_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/Kms/samples/V1/KeyManagementServiceClient/get_key_ring.php b/Kms/samples/V1/KeyManagementServiceClient/get_key_ring.php
index 8434f0c4bf55..db3efbae18ca 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/get_key_ring.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/get_key_ring.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/Kms/samples/V1/KeyManagementServiceClient/get_location.php b/Kms/samples/V1/KeyManagementServiceClient/get_location.php
index 76ccefb93d79..f83e59c97894 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/get_location.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/get_location.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/Kms/samples/V1/KeyManagementServiceClient/get_public_key.php b/Kms/samples/V1/KeyManagementServiceClient/get_public_key.php
index a7b0121051cb..4a31fb703223 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/get_public_key.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/get_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/Kms/samples/V1/KeyManagementServiceClient/import_crypto_key_version.php b/Kms/samples/V1/KeyManagementServiceClient/import_crypto_key_version.php
index a341c8c192de..cc2cc250ac92 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/import_crypto_key_version.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/import_crypto_key_version.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/Kms/samples/V1/KeyManagementServiceClient/list_crypto_key_versions.php b/Kms/samples/V1/KeyManagementServiceClient/list_crypto_key_versions.php
index 5cd90f749b6e..da69102bb348 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/list_crypto_key_versions.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/list_crypto_key_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/Kms/samples/V1/KeyManagementServiceClient/list_crypto_keys.php b/Kms/samples/V1/KeyManagementServiceClient/list_crypto_keys.php
index 8de2eb30affc..b69ff939a120 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/list_crypto_keys.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/list_crypto_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/Kms/samples/V1/KeyManagementServiceClient/list_import_jobs.php b/Kms/samples/V1/KeyManagementServiceClient/list_import_jobs.php
index 9bbfd41c5090..fb969eb61db7 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/list_import_jobs.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/list_import_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/Kms/samples/V1/KeyManagementServiceClient/list_key_rings.php b/Kms/samples/V1/KeyManagementServiceClient/list_key_rings.php
index 3fb2d25ed8b3..4ddae61ad91a 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/list_key_rings.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/list_key_rings.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/Kms/samples/V1/KeyManagementServiceClient/list_locations.php b/Kms/samples/V1/KeyManagementServiceClient/list_locations.php
index 5fa11141423e..9869ab5d50b3 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/list_locations.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/list_locations.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/Kms/samples/V1/KeyManagementServiceClient/mac_sign.php b/Kms/samples/V1/KeyManagementServiceClient/mac_sign.php
index 8bc28dd1dae5..e4176ade1d22 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/mac_sign.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/mac_sign.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/Kms/samples/V1/KeyManagementServiceClient/mac_verify.php b/Kms/samples/V1/KeyManagementServiceClient/mac_verify.php
index 62ebe7e7d088..97f20f09929d 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/mac_verify.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/mac_verify.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/Kms/samples/V1/KeyManagementServiceClient/raw_decrypt.php b/Kms/samples/V1/KeyManagementServiceClient/raw_decrypt.php
index ec8ec1938eb6..40e08ceee581 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/raw_decrypt.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/raw_decrypt.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/Kms/samples/V1/KeyManagementServiceClient/raw_encrypt.php b/Kms/samples/V1/KeyManagementServiceClient/raw_encrypt.php
index 185615030852..00ea7c7023f0 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/raw_encrypt.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/raw_encrypt.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/Kms/samples/V1/KeyManagementServiceClient/restore_crypto_key_version.php b/Kms/samples/V1/KeyManagementServiceClient/restore_crypto_key_version.php
index 3468af050b67..4076a23dd0e1 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/restore_crypto_key_version.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/restore_crypto_key_version.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/Kms/samples/V1/KeyManagementServiceClient/set_iam_policy.php b/Kms/samples/V1/KeyManagementServiceClient/set_iam_policy.php
index 0db66308074f..47d642fb5ee5 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/set_iam_policy.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/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/Kms/samples/V1/KeyManagementServiceClient/test_iam_permissions.php b/Kms/samples/V1/KeyManagementServiceClient/test_iam_permissions.php
index eea6ea224307..0c84aae9621b 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/test_iam_permissions.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/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/Kms/samples/V1/KeyManagementServiceClient/update_crypto_key.php b/Kms/samples/V1/KeyManagementServiceClient/update_crypto_key.php
index 9aea65b8be41..9dfd58b44670 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/update_crypto_key.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/update_crypto_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/Kms/samples/V1/KeyManagementServiceClient/update_crypto_key_primary_version.php b/Kms/samples/V1/KeyManagementServiceClient/update_crypto_key_primary_version.php
index 5bf59e2390e4..0bb435995448 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/update_crypto_key_primary_version.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/update_crypto_key_primary_version.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/Kms/samples/V1/KeyManagementServiceClient/update_crypto_key_version.php b/Kms/samples/V1/KeyManagementServiceClient/update_crypto_key_version.php
index cf9b75e87cd6..706386ccd5c1 100644
--- a/Kms/samples/V1/KeyManagementServiceClient/update_crypto_key_version.php
+++ b/Kms/samples/V1/KeyManagementServiceClient/update_crypto_key_version.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/Kms/src/V1/Client/AutokeyAdminClient.php b/Kms/src/V1/Client/AutokeyAdminClient.php
index cc65c53e9306..0101e979d7ab 100644
--- a/Kms/src/V1/Client/AutokeyAdminClient.php
+++ b/Kms/src/V1/Client/AutokeyAdminClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Kms/src/V1/Client/AutokeyClient.php b/Kms/src/V1/Client/AutokeyClient.php
index 91a165856340..b0618acf7894 100644
--- a/Kms/src/V1/Client/AutokeyClient.php
+++ b/Kms/src/V1/Client/AutokeyClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Kms/src/V1/Client/EkmServiceClient.php b/Kms/src/V1/Client/EkmServiceClient.php
index 4041524c4295..6755d25fb61a 100644
--- a/Kms/src/V1/Client/EkmServiceClient.php
+++ b/Kms/src/V1/Client/EkmServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Kms/src/V1/Client/KeyManagementServiceClient.php b/Kms/src/V1/Client/KeyManagementServiceClient.php
index 0608f536bfd9..47c1dd33301f 100644
--- a/Kms/src/V1/Client/KeyManagementServiceClient.php
+++ b/Kms/src/V1/Client/KeyManagementServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Kms/src/V1/resources/autokey_admin_descriptor_config.php b/Kms/src/V1/resources/autokey_admin_descriptor_config.php
index 2c6e597d4d50..ec6cac155324 100644
--- a/Kms/src/V1/resources/autokey_admin_descriptor_config.php
+++ b/Kms/src/V1/resources/autokey_admin_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/Kms/src/V1/resources/autokey_admin_rest_client_config.php b/Kms/src/V1/resources/autokey_admin_rest_client_config.php
index 7b909b221de4..5eb15ff9ef13 100644
--- a/Kms/src/V1/resources/autokey_admin_rest_client_config.php
+++ b/Kms/src/V1/resources/autokey_admin_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/Kms/src/V1/resources/autokey_descriptor_config.php b/Kms/src/V1/resources/autokey_descriptor_config.php
index fc3e7e0fa238..a7221d84f4d0 100644
--- a/Kms/src/V1/resources/autokey_descriptor_config.php
+++ b/Kms/src/V1/resources/autokey_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/Kms/src/V1/resources/autokey_rest_client_config.php b/Kms/src/V1/resources/autokey_rest_client_config.php
index ac1650bdc846..fedc6e60b1fc 100644
--- a/Kms/src/V1/resources/autokey_rest_client_config.php
+++ b/Kms/src/V1/resources/autokey_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/Kms/src/V1/resources/ekm_service_descriptor_config.php b/Kms/src/V1/resources/ekm_service_descriptor_config.php
index bb7c6839d8fa..5835d781f32f 100644
--- a/Kms/src/V1/resources/ekm_service_descriptor_config.php
+++ b/Kms/src/V1/resources/ekm_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/Kms/src/V1/resources/ekm_service_rest_client_config.php b/Kms/src/V1/resources/ekm_service_rest_client_config.php
index 34f91a604708..a3bec12d18ce 100644
--- a/Kms/src/V1/resources/ekm_service_rest_client_config.php
+++ b/Kms/src/V1/resources/ekm_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/Kms/src/V1/resources/key_management_service_descriptor_config.php b/Kms/src/V1/resources/key_management_service_descriptor_config.php
index 59b0c6e6c74f..48960e34c71f 100644
--- a/Kms/src/V1/resources/key_management_service_descriptor_config.php
+++ b/Kms/src/V1/resources/key_management_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/Kms/src/V1/resources/key_management_service_rest_client_config.php b/Kms/src/V1/resources/key_management_service_rest_client_config.php
index 0213fc4ee880..52df6becbeb4 100644
--- a/Kms/src/V1/resources/key_management_service_rest_client_config.php
+++ b/Kms/src/V1/resources/key_management_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/Kms/tests/Unit/V1/Client/AutokeyAdminClientTest.php b/Kms/tests/Unit/V1/Client/AutokeyAdminClientTest.php
index 4ce29363e000..9883ac80ed9e 100644
--- a/Kms/tests/Unit/V1/Client/AutokeyAdminClientTest.php
+++ b/Kms/tests/Unit/V1/Client/AutokeyAdminClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Kms/tests/Unit/V1/Client/AutokeyClientTest.php b/Kms/tests/Unit/V1/Client/AutokeyClientTest.php
index 6e1582664073..a631967818e3 100644
--- a/Kms/tests/Unit/V1/Client/AutokeyClientTest.php
+++ b/Kms/tests/Unit/V1/Client/AutokeyClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Kms/tests/Unit/V1/Client/EkmServiceClientTest.php b/Kms/tests/Unit/V1/Client/EkmServiceClientTest.php
index 3cf926c7f432..b16db95d67de 100644
--- a/Kms/tests/Unit/V1/Client/EkmServiceClientTest.php
+++ b/Kms/tests/Unit/V1/Client/EkmServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Kms/tests/Unit/V1/Client/KeyManagementServiceClientTest.php b/Kms/tests/Unit/V1/Client/KeyManagementServiceClientTest.php
index 3ede063ef1a7..61ebfc2bce68 100644
--- a/Kms/tests/Unit/V1/Client/KeyManagementServiceClientTest.php
+++ b/Kms/tests/Unit/V1/Client/KeyManagementServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/KmsInventory/owlbot.py b/KmsInventory/owlbot.py
index 01784c496c4c..8c7dc3a1e4b9 100644
--- a/KmsInventory/owlbot.py
+++ b/KmsInventory/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/KmsInventory/samples/V1/KeyDashboardServiceClient/list_crypto_keys.php b/KmsInventory/samples/V1/KeyDashboardServiceClient/list_crypto_keys.php
index 5a132d445883..85a22d76b07d 100644
--- a/KmsInventory/samples/V1/KeyDashboardServiceClient/list_crypto_keys.php
+++ b/KmsInventory/samples/V1/KeyDashboardServiceClient/list_crypto_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/KmsInventory/samples/V1/KeyTrackingServiceClient/get_protected_resources_summary.php b/KmsInventory/samples/V1/KeyTrackingServiceClient/get_protected_resources_summary.php
index cc8e1298c814..8155904bdc38 100644
--- a/KmsInventory/samples/V1/KeyTrackingServiceClient/get_protected_resources_summary.php
+++ b/KmsInventory/samples/V1/KeyTrackingServiceClient/get_protected_resources_summary.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/KmsInventory/samples/V1/KeyTrackingServiceClient/search_protected_resources.php b/KmsInventory/samples/V1/KeyTrackingServiceClient/search_protected_resources.php
index e647bacebc33..d52aeecaa1bf 100644
--- a/KmsInventory/samples/V1/KeyTrackingServiceClient/search_protected_resources.php
+++ b/KmsInventory/samples/V1/KeyTrackingServiceClient/search_protected_resources.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/KmsInventory/src/V1/Client/KeyDashboardServiceClient.php b/KmsInventory/src/V1/Client/KeyDashboardServiceClient.php
index cb5c9e6dc17f..26521bbeebee 100644
--- a/KmsInventory/src/V1/Client/KeyDashboardServiceClient.php
+++ b/KmsInventory/src/V1/Client/KeyDashboardServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/KmsInventory/src/V1/Client/KeyTrackingServiceClient.php b/KmsInventory/src/V1/Client/KeyTrackingServiceClient.php
index dbb878e6a22c..921b47a6de2d 100644
--- a/KmsInventory/src/V1/Client/KeyTrackingServiceClient.php
+++ b/KmsInventory/src/V1/Client/KeyTrackingServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/KmsInventory/src/V1/resources/key_dashboard_service_descriptor_config.php b/KmsInventory/src/V1/resources/key_dashboard_service_descriptor_config.php
index 895a524b43fa..31a6b88b10dc 100644
--- a/KmsInventory/src/V1/resources/key_dashboard_service_descriptor_config.php
+++ b/KmsInventory/src/V1/resources/key_dashboard_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/KmsInventory/src/V1/resources/key_dashboard_service_rest_client_config.php b/KmsInventory/src/V1/resources/key_dashboard_service_rest_client_config.php
index f6923d447c85..824d7bb4cdda 100644
--- a/KmsInventory/src/V1/resources/key_dashboard_service_rest_client_config.php
+++ b/KmsInventory/src/V1/resources/key_dashboard_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/KmsInventory/src/V1/resources/key_tracking_service_descriptor_config.php b/KmsInventory/src/V1/resources/key_tracking_service_descriptor_config.php
index d37b076d6561..2bc7039b266b 100644
--- a/KmsInventory/src/V1/resources/key_tracking_service_descriptor_config.php
+++ b/KmsInventory/src/V1/resources/key_tracking_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/KmsInventory/src/V1/resources/key_tracking_service_rest_client_config.php b/KmsInventory/src/V1/resources/key_tracking_service_rest_client_config.php
index a057096625a1..070690dc48c2 100644
--- a/KmsInventory/src/V1/resources/key_tracking_service_rest_client_config.php
+++ b/KmsInventory/src/V1/resources/key_tracking_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/KmsInventory/tests/Unit/V1/Client/KeyDashboardServiceClientTest.php b/KmsInventory/tests/Unit/V1/Client/KeyDashboardServiceClientTest.php
index 627869fc5f7d..615bdb198a7a 100644
--- a/KmsInventory/tests/Unit/V1/Client/KeyDashboardServiceClientTest.php
+++ b/KmsInventory/tests/Unit/V1/Client/KeyDashboardServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/KmsInventory/tests/Unit/V1/Client/KeyTrackingServiceClientTest.php b/KmsInventory/tests/Unit/V1/Client/KeyTrackingServiceClientTest.php
index 057e7cf4371f..e01b5b410afa 100644
--- a/KmsInventory/tests/Unit/V1/Client/KeyTrackingServiceClientTest.php
+++ b/KmsInventory/tests/Unit/V1/Client/KeyTrackingServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Language/owlbot.py b/Language/owlbot.py
index ee190a2a0737..0a65b621e9db 100644
--- a/Language/owlbot.py
+++ b/Language/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/Language/samples/V1/LanguageServiceClient/analyze_entities.php b/Language/samples/V1/LanguageServiceClient/analyze_entities.php
index adad59cffe84..4a9e2087fa15 100644
--- a/Language/samples/V1/LanguageServiceClient/analyze_entities.php
+++ b/Language/samples/V1/LanguageServiceClient/analyze_entities.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/Language/samples/V1/LanguageServiceClient/analyze_entity_sentiment.php b/Language/samples/V1/LanguageServiceClient/analyze_entity_sentiment.php
index babc1a3c6cd8..32b9db6ddbbf 100644
--- a/Language/samples/V1/LanguageServiceClient/analyze_entity_sentiment.php
+++ b/Language/samples/V1/LanguageServiceClient/analyze_entity_sentiment.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/Language/samples/V1/LanguageServiceClient/analyze_sentiment.php b/Language/samples/V1/LanguageServiceClient/analyze_sentiment.php
index 186806b17caa..eaa0c388c9e9 100644
--- a/Language/samples/V1/LanguageServiceClient/analyze_sentiment.php
+++ b/Language/samples/V1/LanguageServiceClient/analyze_sentiment.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/Language/samples/V1/LanguageServiceClient/analyze_syntax.php b/Language/samples/V1/LanguageServiceClient/analyze_syntax.php
index e11ec205ae49..0ae1bab6ccfd 100644
--- a/Language/samples/V1/LanguageServiceClient/analyze_syntax.php
+++ b/Language/samples/V1/LanguageServiceClient/analyze_syntax.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/Language/samples/V1/LanguageServiceClient/annotate_text.php b/Language/samples/V1/LanguageServiceClient/annotate_text.php
index dff990c52226..d2bd192e383d 100644
--- a/Language/samples/V1/LanguageServiceClient/annotate_text.php
+++ b/Language/samples/V1/LanguageServiceClient/annotate_text.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/Language/samples/V1/LanguageServiceClient/classify_text.php b/Language/samples/V1/LanguageServiceClient/classify_text.php
index a0214a34f870..0f864450309f 100644
--- a/Language/samples/V1/LanguageServiceClient/classify_text.php
+++ b/Language/samples/V1/LanguageServiceClient/classify_text.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/Language/samples/V1/LanguageServiceClient/moderate_text.php b/Language/samples/V1/LanguageServiceClient/moderate_text.php
index c5a00c43a448..0d3626ee0b05 100644
--- a/Language/samples/V1/LanguageServiceClient/moderate_text.php
+++ b/Language/samples/V1/LanguageServiceClient/moderate_text.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/Language/samples/V2/LanguageServiceClient/analyze_entities.php b/Language/samples/V2/LanguageServiceClient/analyze_entities.php
index 95cc0bc698ce..784dde022e70 100644
--- a/Language/samples/V2/LanguageServiceClient/analyze_entities.php
+++ b/Language/samples/V2/LanguageServiceClient/analyze_entities.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/Language/samples/V2/LanguageServiceClient/analyze_sentiment.php b/Language/samples/V2/LanguageServiceClient/analyze_sentiment.php
index 8db367590e67..0c75c40c396e 100644
--- a/Language/samples/V2/LanguageServiceClient/analyze_sentiment.php
+++ b/Language/samples/V2/LanguageServiceClient/analyze_sentiment.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/Language/samples/V2/LanguageServiceClient/annotate_text.php b/Language/samples/V2/LanguageServiceClient/annotate_text.php
index 2a8b75d8acf7..6b2d16881b7f 100644
--- a/Language/samples/V2/LanguageServiceClient/annotate_text.php
+++ b/Language/samples/V2/LanguageServiceClient/annotate_text.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/Language/samples/V2/LanguageServiceClient/classify_text.php b/Language/samples/V2/LanguageServiceClient/classify_text.php
index 24cda92f329f..58ac3dd829be 100644
--- a/Language/samples/V2/LanguageServiceClient/classify_text.php
+++ b/Language/samples/V2/LanguageServiceClient/classify_text.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/Language/samples/V2/LanguageServiceClient/moderate_text.php b/Language/samples/V2/LanguageServiceClient/moderate_text.php
index 92f3635baf0b..f0d5309c6fc3 100644
--- a/Language/samples/V2/LanguageServiceClient/moderate_text.php
+++ b/Language/samples/V2/LanguageServiceClient/moderate_text.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/Language/src/V1/Client/LanguageServiceClient.php b/Language/src/V1/Client/LanguageServiceClient.php
index 8fe7f4533b0f..4aa6c3723b08 100644
--- a/Language/src/V1/Client/LanguageServiceClient.php
+++ b/Language/src/V1/Client/LanguageServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Language/src/V1/resources/language_service_descriptor_config.php b/Language/src/V1/resources/language_service_descriptor_config.php
index 4a7cca2c9d02..0e69c5368fd1 100644
--- a/Language/src/V1/resources/language_service_descriptor_config.php
+++ b/Language/src/V1/resources/language_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/Language/src/V1/resources/language_service_rest_client_config.php b/Language/src/V1/resources/language_service_rest_client_config.php
index e616a1719cce..94abc511bce4 100644
--- a/Language/src/V1/resources/language_service_rest_client_config.php
+++ b/Language/src/V1/resources/language_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/Language/src/V2/Client/LanguageServiceClient.php b/Language/src/V2/Client/LanguageServiceClient.php
index 212b72c3c217..686559d7a6be 100644
--- a/Language/src/V2/Client/LanguageServiceClient.php
+++ b/Language/src/V2/Client/LanguageServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Language/src/V2/resources/language_service_descriptor_config.php b/Language/src/V2/resources/language_service_descriptor_config.php
index 30d7f3e157c9..fa38a07fbef6 100644
--- a/Language/src/V2/resources/language_service_descriptor_config.php
+++ b/Language/src/V2/resources/language_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/Language/src/V2/resources/language_service_rest_client_config.php b/Language/src/V2/resources/language_service_rest_client_config.php
index fefa2cfbac7c..e2be15694940 100644
--- a/Language/src/V2/resources/language_service_rest_client_config.php
+++ b/Language/src/V2/resources/language_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/Language/tests/System/AnalyzeTest.php b/Language/tests/System/AnalyzeTest.php
index 42be0192fe83..4ce9d7f5cdf6 100644
--- a/Language/tests/System/AnalyzeTest.php
+++ b/Language/tests/System/AnalyzeTest.php
@@ -1,6 +1,6 @@
 <?php
 /**
- * Copyright 2016 Google Inc. All Rights Reserved.
+ * Copyright 2026 Google Inc. All Rights Reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Language/tests/System/LanguageTestCase.php b/Language/tests/System/LanguageTestCase.php
index 15219c38d476..9a2ede634b9f 100644
--- a/Language/tests/System/LanguageTestCase.php
+++ b/Language/tests/System/LanguageTestCase.php
@@ -1,6 +1,6 @@
 <?php
 /**
- * Copyright 2016 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/Language/tests/Unit/V1/Client/LanguageServiceClientTest.php b/Language/tests/Unit/V1/Client/LanguageServiceClientTest.php
index 257a26fd6638..5e0f23569074 100644
--- a/Language/tests/Unit/V1/Client/LanguageServiceClientTest.php
+++ b/Language/tests/Unit/V1/Client/LanguageServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Language/tests/Unit/V2/Client/LanguageServiceClientTest.php b/Language/tests/Unit/V2/Client/LanguageServiceClientTest.php
index bdbb3fe23f86..92cff8b2304d 100644
--- a/Language/tests/Unit/V2/Client/LanguageServiceClientTest.php
+++ b/Language/tests/Unit/V2/Client/LanguageServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/LicenseManager/owlbot.py b/LicenseManager/owlbot.py
index 09936cd3995d..18de55b3c59b 100644
--- a/LicenseManager/owlbot.py
+++ b/LicenseManager/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/LicenseManager/samples/V1/LicenseManagerClient/aggregate_usage.php b/LicenseManager/samples/V1/LicenseManagerClient/aggregate_usage.php
index 7b56bd133662..901e1296d17f 100644
--- a/LicenseManager/samples/V1/LicenseManagerClient/aggregate_usage.php
+++ b/LicenseManager/samples/V1/LicenseManagerClient/aggregate_usage.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/LicenseManager/samples/V1/LicenseManagerClient/create_configuration.php b/LicenseManager/samples/V1/LicenseManagerClient/create_configuration.php
index 55260d22c3c3..817ddef5b1fc 100644
--- a/LicenseManager/samples/V1/LicenseManagerClient/create_configuration.php
+++ b/LicenseManager/samples/V1/LicenseManagerClient/create_configuration.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/LicenseManager/samples/V1/LicenseManagerClient/deactivate_configuration.php b/LicenseManager/samples/V1/LicenseManagerClient/deactivate_configuration.php
index d83c946d31c9..160cb65d63a1 100644
--- a/LicenseManager/samples/V1/LicenseManagerClient/deactivate_configuration.php
+++ b/LicenseManager/samples/V1/LicenseManagerClient/deactivate_configuration.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/LicenseManager/samples/V1/LicenseManagerClient/delete_configuration.php b/LicenseManager/samples/V1/LicenseManagerClient/delete_configuration.php
index 7d0bf4f69fab..6958284f3a7a 100644
--- a/LicenseManager/samples/V1/LicenseManagerClient/delete_configuration.php
+++ b/LicenseManager/samples/V1/LicenseManagerClient/delete_configuration.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/LicenseManager/samples/V1/LicenseManagerClient/get_configuration.php b/LicenseManager/samples/V1/LicenseManagerClient/get_configuration.php
index f2838354a0ab..d1f4869ff70b 100644
--- a/LicenseManager/samples/V1/LicenseManagerClient/get_configuration.php
+++ b/LicenseManager/samples/V1/LicenseManagerClient/get_configuration.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/LicenseManager/samples/V1/LicenseManagerClient/get_instance.php b/LicenseManager/samples/V1/LicenseManagerClient/get_instance.php
index b111cd477631..ffedbd8a3c7e 100644
--- a/LicenseManager/samples/V1/LicenseManagerClient/get_instance.php
+++ b/LicenseManager/samples/V1/LicenseManagerClient/get_instance.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/LicenseManager/samples/V1/LicenseManagerClient/get_location.php b/LicenseManager/samples/V1/LicenseManagerClient/get_location.php
index 935fb0694f20..e4875c32dd53 100644
--- a/LicenseManager/samples/V1/LicenseManagerClient/get_location.php
+++ b/LicenseManager/samples/V1/LicenseManagerClient/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/LicenseManager/samples/V1/LicenseManagerClient/get_product.php b/LicenseManager/samples/V1/LicenseManagerClient/get_product.php
index c0393a900945..cbbfc3b9e988 100644
--- a/LicenseManager/samples/V1/LicenseManagerClient/get_product.php
+++ b/LicenseManager/samples/V1/LicenseManagerClient/get_product.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/LicenseManager/samples/V1/LicenseManagerClient/list_configurations.php b/LicenseManager/samples/V1/LicenseManagerClient/list_configurations.php
index 7a39631afdb9..89b020a4ecef 100644
--- a/LicenseManager/samples/V1/LicenseManagerClient/list_configurations.php
+++ b/LicenseManager/samples/V1/LicenseManagerClient/list_configurations.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/LicenseManager/samples/V1/LicenseManagerClient/list_instances.php b/LicenseManager/samples/V1/LicenseManagerClient/list_instances.php
index 650b5e0f0452..0c1b9c024f39 100644
--- a/LicenseManager/samples/V1/LicenseManagerClient/list_instances.php
+++ b/LicenseManager/samples/V1/LicenseManagerClient/list_instances.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/LicenseManager/samples/V1/LicenseManagerClient/list_locations.php b/LicenseManager/samples/V1/LicenseManagerClient/list_locations.php
index a080579cd418..b76dead2641c 100644
--- a/LicenseManager/samples/V1/LicenseManagerClient/list_locations.php
+++ b/LicenseManager/samples/V1/LicenseManagerClient/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/LicenseManager/samples/V1/LicenseManagerClient/list_products.php b/LicenseManager/samples/V1/LicenseManagerClient/list_products.php
index 2202edb0bbed..f3f34d552923 100644
--- a/LicenseManager/samples/V1/LicenseManagerClient/list_products.php
+++ b/LicenseManager/samples/V1/LicenseManagerClient/list_products.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/LicenseManager/samples/V1/LicenseManagerClient/query_configuration_license_usage.php b/LicenseManager/samples/V1/LicenseManagerClient/query_configuration_license_usage.php
index 6dd8adc6df81..83d1376d8020 100644
--- a/LicenseManager/samples/V1/LicenseManagerClient/query_configuration_license_usage.php
+++ b/LicenseManager/samples/V1/LicenseManagerClient/query_configuration_license_usage.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/LicenseManager/samples/V1/LicenseManagerClient/reactivate_configuration.php b/LicenseManager/samples/V1/LicenseManagerClient/reactivate_configuration.php
index 39838dce6174..ced2915a545c 100644
--- a/LicenseManager/samples/V1/LicenseManagerClient/reactivate_configuration.php
+++ b/LicenseManager/samples/V1/LicenseManagerClient/reactivate_configuration.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/LicenseManager/samples/V1/LicenseManagerClient/update_configuration.php b/LicenseManager/samples/V1/LicenseManagerClient/update_configuration.php
index 092ae71ace73..37ffe8598297 100644
--- a/LicenseManager/samples/V1/LicenseManagerClient/update_configuration.php
+++ b/LicenseManager/samples/V1/LicenseManagerClient/update_configuration.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/LicenseManager/src/V1/Client/LicenseManagerClient.php b/LicenseManager/src/V1/Client/LicenseManagerClient.php
index f17ca7912bca..cc80c8121ed9 100644
--- a/LicenseManager/src/V1/Client/LicenseManagerClient.php
+++ b/LicenseManager/src/V1/Client/LicenseManagerClient.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/LicenseManager/src/V1/resources/license_manager_descriptor_config.php b/LicenseManager/src/V1/resources/license_manager_descriptor_config.php
index d5be1a2c4f58..b539259244f2 100644
--- a/LicenseManager/src/V1/resources/license_manager_descriptor_config.php
+++ b/LicenseManager/src/V1/resources/license_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/LicenseManager/src/V1/resources/license_manager_rest_client_config.php b/LicenseManager/src/V1/resources/license_manager_rest_client_config.php
index 22d7a29957c8..a073bbe4d40c 100644
--- a/LicenseManager/src/V1/resources/license_manager_rest_client_config.php
+++ b/LicenseManager/src/V1/resources/license_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/LicenseManager/tests/Unit/V1/Client/LicenseManagerClientTest.php b/LicenseManager/tests/Unit/V1/Client/LicenseManagerClientTest.php
index 465e0f49c34d..875d8aba5beb 100644
--- a/LicenseManager/tests/Unit/V1/Client/LicenseManagerClientTest.php
+++ b/LicenseManager/tests/Unit/V1/Client/LicenseManagerClientTest.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/LifeSciences/owlbot.py b/LifeSciences/owlbot.py
index 1009d7a882ce..20c23a303e06 100644
--- a/LifeSciences/owlbot.py
+++ b/LifeSciences/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/LifeSciences/samples/V2beta/WorkflowsServiceV2BetaClient/get_location.php b/LifeSciences/samples/V2beta/WorkflowsServiceV2BetaClient/get_location.php
index fe41bb72801d..51650e4989a5 100644
--- a/LifeSciences/samples/V2beta/WorkflowsServiceV2BetaClient/get_location.php
+++ b/LifeSciences/samples/V2beta/WorkflowsServiceV2BetaClient/get_location.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/LifeSciences/samples/V2beta/WorkflowsServiceV2BetaClient/list_locations.php b/LifeSciences/samples/V2beta/WorkflowsServiceV2BetaClient/list_locations.php
index 7140dfe0d1d7..d58a42e8007b 100644
--- a/LifeSciences/samples/V2beta/WorkflowsServiceV2BetaClient/list_locations.php
+++ b/LifeSciences/samples/V2beta/WorkflowsServiceV2BetaClient/list_locations.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/LifeSciences/samples/V2beta/WorkflowsServiceV2BetaClient/run_pipeline.php b/LifeSciences/samples/V2beta/WorkflowsServiceV2BetaClient/run_pipeline.php
index a7542f85ced6..db9d3dc9dda7 100644
--- a/LifeSciences/samples/V2beta/WorkflowsServiceV2BetaClient/run_pipeline.php
+++ b/LifeSciences/samples/V2beta/WorkflowsServiceV2BetaClient/run_pipeline.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/LifeSciences/src/V2beta/Client/WorkflowsServiceV2BetaClient.php b/LifeSciences/src/V2beta/Client/WorkflowsServiceV2BetaClient.php
index a496f093a469..baac480bbf2c 100644
--- a/LifeSciences/src/V2beta/Client/WorkflowsServiceV2BetaClient.php
+++ b/LifeSciences/src/V2beta/Client/WorkflowsServiceV2BetaClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/LifeSciences/src/V2beta/resources/workflows_service_v2_beta_descriptor_config.php b/LifeSciences/src/V2beta/resources/workflows_service_v2_beta_descriptor_config.php
index 79e5514c9311..0822977b608a 100644
--- a/LifeSciences/src/V2beta/resources/workflows_service_v2_beta_descriptor_config.php
+++ b/LifeSciences/src/V2beta/resources/workflows_service_v2_beta_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/LifeSciences/src/V2beta/resources/workflows_service_v2_beta_rest_client_config.php b/LifeSciences/src/V2beta/resources/workflows_service_v2_beta_rest_client_config.php
index 1d308717cd6c..f93148bc8896 100644
--- a/LifeSciences/src/V2beta/resources/workflows_service_v2_beta_rest_client_config.php
+++ b/LifeSciences/src/V2beta/resources/workflows_service_v2_beta_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/LifeSciences/tests/Unit/V2beta/Client/WorkflowsServiceV2BetaClientTest.php b/LifeSciences/tests/Unit/V2beta/Client/WorkflowsServiceV2BetaClientTest.php
index 38990f3d06c4..2e491357e0ac 100644
--- a/LifeSciences/tests/Unit/V2beta/Client/WorkflowsServiceV2BetaClientTest.php
+++ b/LifeSciences/tests/Unit/V2beta/Client/WorkflowsServiceV2BetaClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/LocationFinder/owlbot.py b/LocationFinder/owlbot.py
index 86de4b3fb732..d6b2f46e9c62 100644
--- a/LocationFinder/owlbot.py
+++ b/LocationFinder/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/LocationFinder/samples/V1/CloudLocationFinderClient/get_cloud_location.php b/LocationFinder/samples/V1/CloudLocationFinderClient/get_cloud_location.php
index bcf63e4ff910..ad5e20eedfb7 100644
--- a/LocationFinder/samples/V1/CloudLocationFinderClient/get_cloud_location.php
+++ b/LocationFinder/samples/V1/CloudLocationFinderClient/get_cloud_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/LocationFinder/samples/V1/CloudLocationFinderClient/list_cloud_locations.php b/LocationFinder/samples/V1/CloudLocationFinderClient/list_cloud_locations.php
index 699d6fa9843d..a74aaa14c782 100644
--- a/LocationFinder/samples/V1/CloudLocationFinderClient/list_cloud_locations.php
+++ b/LocationFinder/samples/V1/CloudLocationFinderClient/list_cloud_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/LocationFinder/samples/V1/CloudLocationFinderClient/search_cloud_locations.php b/LocationFinder/samples/V1/CloudLocationFinderClient/search_cloud_locations.php
index 1eec3ba5ecf6..115b62f26084 100644
--- a/LocationFinder/samples/V1/CloudLocationFinderClient/search_cloud_locations.php
+++ b/LocationFinder/samples/V1/CloudLocationFinderClient/search_cloud_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/LocationFinder/src/V1/Client/CloudLocationFinderClient.php b/LocationFinder/src/V1/Client/CloudLocationFinderClient.php
index 690696207601..6ecd18d3f035 100644
--- a/LocationFinder/src/V1/Client/CloudLocationFinderClient.php
+++ b/LocationFinder/src/V1/Client/CloudLocationFinderClient.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/LocationFinder/src/V1/resources/cloud_location_finder_descriptor_config.php b/LocationFinder/src/V1/resources/cloud_location_finder_descriptor_config.php
index c5a4ac0ad9e8..967718bf1567 100644
--- a/LocationFinder/src/V1/resources/cloud_location_finder_descriptor_config.php
+++ b/LocationFinder/src/V1/resources/cloud_location_finder_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/LocationFinder/src/V1/resources/cloud_location_finder_rest_client_config.php b/LocationFinder/src/V1/resources/cloud_location_finder_rest_client_config.php
index aeb3ae66b0d4..7e2ffa6b378f 100644
--- a/LocationFinder/src/V1/resources/cloud_location_finder_rest_client_config.php
+++ b/LocationFinder/src/V1/resources/cloud_location_finder_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/LocationFinder/tests/Unit/V1/Client/CloudLocationFinderClientTest.php b/LocationFinder/tests/Unit/V1/Client/CloudLocationFinderClientTest.php
index 0740425d87e3..ba760a89c583 100644
--- a/LocationFinder/tests/Unit/V1/Client/CloudLocationFinderClientTest.php
+++ b/LocationFinder/tests/Unit/V1/Client/CloudLocationFinderClientTest.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/Logging/samples/V2/ConfigServiceV2Client/copy_log_entries.php b/Logging/samples/V2/ConfigServiceV2Client/copy_log_entries.php
index 86ce66ca4e73..9c3f034e864d 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/copy_log_entries.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/copy_log_entries.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/Logging/samples/V2/ConfigServiceV2Client/create_bucket.php b/Logging/samples/V2/ConfigServiceV2Client/create_bucket.php
index 38b46793a33d..458dcff8b55b 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/create_bucket.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/create_bucket.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/Logging/samples/V2/ConfigServiceV2Client/create_bucket_async.php b/Logging/samples/V2/ConfigServiceV2Client/create_bucket_async.php
index 0f2340ee2bff..d30360bc4259 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/create_bucket_async.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/create_bucket_async.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/Logging/samples/V2/ConfigServiceV2Client/create_exclusion.php b/Logging/samples/V2/ConfigServiceV2Client/create_exclusion.php
index 379de710ecf9..4e93aeba45d1 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/create_exclusion.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/create_exclusion.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/Logging/samples/V2/ConfigServiceV2Client/create_link.php b/Logging/samples/V2/ConfigServiceV2Client/create_link.php
index 997903461102..0239a2cf8083 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/create_link.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/create_link.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/Logging/samples/V2/ConfigServiceV2Client/create_sink.php b/Logging/samples/V2/ConfigServiceV2Client/create_sink.php
index 93793d330a13..56561a9d94a2 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/create_sink.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/create_sink.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/Logging/samples/V2/ConfigServiceV2Client/create_view.php b/Logging/samples/V2/ConfigServiceV2Client/create_view.php
index 9baf8517b012..2bef426b760e 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/create_view.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/create_view.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/Logging/samples/V2/ConfigServiceV2Client/delete_bucket.php b/Logging/samples/V2/ConfigServiceV2Client/delete_bucket.php
index 94aad8471371..e9509f9682a7 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/delete_bucket.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/delete_bucket.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/Logging/samples/V2/ConfigServiceV2Client/delete_exclusion.php b/Logging/samples/V2/ConfigServiceV2Client/delete_exclusion.php
index e0f1d0b43d5a..b078c5539218 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/delete_exclusion.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/delete_exclusion.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/Logging/samples/V2/ConfigServiceV2Client/delete_link.php b/Logging/samples/V2/ConfigServiceV2Client/delete_link.php
index 093a1e413f0d..45da6115548a 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/delete_link.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/delete_link.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/Logging/samples/V2/ConfigServiceV2Client/delete_sink.php b/Logging/samples/V2/ConfigServiceV2Client/delete_sink.php
index bbf82292c224..2ffdc424ccff 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/delete_sink.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/delete_sink.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/Logging/samples/V2/ConfigServiceV2Client/delete_view.php b/Logging/samples/V2/ConfigServiceV2Client/delete_view.php
index 89e2fe4321ca..e433b1f16e42 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/delete_view.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/delete_view.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/Logging/samples/V2/ConfigServiceV2Client/get_bucket.php b/Logging/samples/V2/ConfigServiceV2Client/get_bucket.php
index 8f560bc4f3cd..0fd146716d4f 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/get_bucket.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/get_bucket.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/Logging/samples/V2/ConfigServiceV2Client/get_cmek_settings.php b/Logging/samples/V2/ConfigServiceV2Client/get_cmek_settings.php
index 0fbf303ae94a..20c1b6738262 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/get_cmek_settings.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/get_cmek_settings.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/Logging/samples/V2/ConfigServiceV2Client/get_exclusion.php b/Logging/samples/V2/ConfigServiceV2Client/get_exclusion.php
index 144569e0d77c..841601051f96 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/get_exclusion.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/get_exclusion.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/Logging/samples/V2/ConfigServiceV2Client/get_link.php b/Logging/samples/V2/ConfigServiceV2Client/get_link.php
index 14a30b5eea81..031c456969b8 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/get_link.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/get_link.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/Logging/samples/V2/ConfigServiceV2Client/get_settings.php b/Logging/samples/V2/ConfigServiceV2Client/get_settings.php
index 2af0cddb023d..a9b8aa1e5bb7 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/get_settings.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/get_settings.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/Logging/samples/V2/ConfigServiceV2Client/get_sink.php b/Logging/samples/V2/ConfigServiceV2Client/get_sink.php
index ffdf3b882e68..f78809abf90e 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/get_sink.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/get_sink.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/Logging/samples/V2/ConfigServiceV2Client/get_view.php b/Logging/samples/V2/ConfigServiceV2Client/get_view.php
index 00e8e15712d8..fe94019225f6 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/get_view.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/get_view.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/Logging/samples/V2/ConfigServiceV2Client/list_buckets.php b/Logging/samples/V2/ConfigServiceV2Client/list_buckets.php
index 31a9edb8ba8b..8eb8418d16ed 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/list_buckets.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/list_buckets.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/Logging/samples/V2/ConfigServiceV2Client/list_exclusions.php b/Logging/samples/V2/ConfigServiceV2Client/list_exclusions.php
index 79d7c8204bba..653f3659dca6 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/list_exclusions.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/list_exclusions.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/Logging/samples/V2/ConfigServiceV2Client/list_links.php b/Logging/samples/V2/ConfigServiceV2Client/list_links.php
index 3cdebf95770b..32ebd931043f 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/list_links.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/list_links.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/Logging/samples/V2/ConfigServiceV2Client/list_sinks.php b/Logging/samples/V2/ConfigServiceV2Client/list_sinks.php
index f17845e2af29..f049f6ec0f5c 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/list_sinks.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/list_sinks.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/Logging/samples/V2/ConfigServiceV2Client/list_views.php b/Logging/samples/V2/ConfigServiceV2Client/list_views.php
index eb1adf3ce84e..edf4e775501e 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/list_views.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/list_views.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/Logging/samples/V2/ConfigServiceV2Client/undelete_bucket.php b/Logging/samples/V2/ConfigServiceV2Client/undelete_bucket.php
index d2f652b4302f..3f0fb01d7ff6 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/undelete_bucket.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/undelete_bucket.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/Logging/samples/V2/ConfigServiceV2Client/update_bucket.php b/Logging/samples/V2/ConfigServiceV2Client/update_bucket.php
index 73cc0812ec0a..394d07a6beaf 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/update_bucket.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/update_bucket.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/Logging/samples/V2/ConfigServiceV2Client/update_bucket_async.php b/Logging/samples/V2/ConfigServiceV2Client/update_bucket_async.php
index e2b3b4e8236e..d18d0836ff38 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/update_bucket_async.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/update_bucket_async.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/Logging/samples/V2/ConfigServiceV2Client/update_cmek_settings.php b/Logging/samples/V2/ConfigServiceV2Client/update_cmek_settings.php
index d066b308de22..3fd6125cc6e4 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/update_cmek_settings.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/update_cmek_settings.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/Logging/samples/V2/ConfigServiceV2Client/update_exclusion.php b/Logging/samples/V2/ConfigServiceV2Client/update_exclusion.php
index b14024638659..81ac5e077bc2 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/update_exclusion.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/update_exclusion.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/Logging/samples/V2/ConfigServiceV2Client/update_settings.php b/Logging/samples/V2/ConfigServiceV2Client/update_settings.php
index 152b5fc7cea1..eb2f8f1261fd 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/update_settings.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/update_settings.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/Logging/samples/V2/ConfigServiceV2Client/update_sink.php b/Logging/samples/V2/ConfigServiceV2Client/update_sink.php
index 20d3352cb962..031a022e8909 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/update_sink.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/update_sink.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/Logging/samples/V2/ConfigServiceV2Client/update_view.php b/Logging/samples/V2/ConfigServiceV2Client/update_view.php
index c08f95e1e626..60ba67ab4462 100644
--- a/Logging/samples/V2/ConfigServiceV2Client/update_view.php
+++ b/Logging/samples/V2/ConfigServiceV2Client/update_view.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/Logging/samples/V2/LoggingServiceV2Client/delete_log.php b/Logging/samples/V2/LoggingServiceV2Client/delete_log.php
index 333cc98b5839..adb822ffb030 100644
--- a/Logging/samples/V2/LoggingServiceV2Client/delete_log.php
+++ b/Logging/samples/V2/LoggingServiceV2Client/delete_log.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/Logging/samples/V2/LoggingServiceV2Client/list_log_entries.php b/Logging/samples/V2/LoggingServiceV2Client/list_log_entries.php
index d2e1a4e46ecc..cbcc825da832 100644
--- a/Logging/samples/V2/LoggingServiceV2Client/list_log_entries.php
+++ b/Logging/samples/V2/LoggingServiceV2Client/list_log_entries.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/Logging/samples/V2/LoggingServiceV2Client/list_logs.php b/Logging/samples/V2/LoggingServiceV2Client/list_logs.php
index 0bbdf50fd35b..624a78e3c253 100644
--- a/Logging/samples/V2/LoggingServiceV2Client/list_logs.php
+++ b/Logging/samples/V2/LoggingServiceV2Client/list_logs.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/Logging/samples/V2/LoggingServiceV2Client/list_monitored_resource_descriptors.php b/Logging/samples/V2/LoggingServiceV2Client/list_monitored_resource_descriptors.php
index 7a86f6f1d011..0ab5a81f9535 100644
--- a/Logging/samples/V2/LoggingServiceV2Client/list_monitored_resource_descriptors.php
+++ b/Logging/samples/V2/LoggingServiceV2Client/list_monitored_resource_descriptors.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/Logging/samples/V2/LoggingServiceV2Client/tail_log_entries.php b/Logging/samples/V2/LoggingServiceV2Client/tail_log_entries.php
index 86b5a2a88f48..9731b69f8ccd 100644
--- a/Logging/samples/V2/LoggingServiceV2Client/tail_log_entries.php
+++ b/Logging/samples/V2/LoggingServiceV2Client/tail_log_entries.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/Logging/samples/V2/LoggingServiceV2Client/write_log_entries.php b/Logging/samples/V2/LoggingServiceV2Client/write_log_entries.php
index 89af306dd2b8..67ce8d49a46e 100644
--- a/Logging/samples/V2/LoggingServiceV2Client/write_log_entries.php
+++ b/Logging/samples/V2/LoggingServiceV2Client/write_log_entries.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/Logging/samples/V2/MetricsServiceV2Client/create_log_metric.php b/Logging/samples/V2/MetricsServiceV2Client/create_log_metric.php
index 0396fd1e7c15..9c9f45a3cad4 100644
--- a/Logging/samples/V2/MetricsServiceV2Client/create_log_metric.php
+++ b/Logging/samples/V2/MetricsServiceV2Client/create_log_metric.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/Logging/samples/V2/MetricsServiceV2Client/delete_log_metric.php b/Logging/samples/V2/MetricsServiceV2Client/delete_log_metric.php
index 6acbe48e78ee..482ff52e7117 100644
--- a/Logging/samples/V2/MetricsServiceV2Client/delete_log_metric.php
+++ b/Logging/samples/V2/MetricsServiceV2Client/delete_log_metric.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/Logging/samples/V2/MetricsServiceV2Client/get_log_metric.php b/Logging/samples/V2/MetricsServiceV2Client/get_log_metric.php
index f43634980031..f765dab60d1f 100644
--- a/Logging/samples/V2/MetricsServiceV2Client/get_log_metric.php
+++ b/Logging/samples/V2/MetricsServiceV2Client/get_log_metric.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/Logging/samples/V2/MetricsServiceV2Client/list_log_metrics.php b/Logging/samples/V2/MetricsServiceV2Client/list_log_metrics.php
index bc387b90de69..cdff7285ac76 100644
--- a/Logging/samples/V2/MetricsServiceV2Client/list_log_metrics.php
+++ b/Logging/samples/V2/MetricsServiceV2Client/list_log_metrics.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/Logging/samples/V2/MetricsServiceV2Client/update_log_metric.php b/Logging/samples/V2/MetricsServiceV2Client/update_log_metric.php
index 13a674a5e626..a5456d044afb 100644
--- a/Logging/samples/V2/MetricsServiceV2Client/update_log_metric.php
+++ b/Logging/samples/V2/MetricsServiceV2Client/update_log_metric.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/Logging/tests/System/V2/LoggingServiceV2SmokeTest.php b/Logging/tests/System/V2/LoggingServiceV2SmokeTest.php
index 160e1c20b64c..793dceb43fdb 100644
--- a/Logging/tests/System/V2/LoggingServiceV2SmokeTest.php
+++ b/Logging/tests/System/V2/LoggingServiceV2SmokeTest.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/LongRunning/owlbot.py b/LongRunning/owlbot.py
index 9cdeda9563a9..658adb91e23b 100644
--- a/LongRunning/owlbot.py
+++ b/LongRunning/owlbot.py
@@ -1,4 +1,4 @@
-# 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/LongRunning/src/LongRunning/Client/OperationsClient.php b/LongRunning/src/LongRunning/Client/OperationsClient.php
index 5caf93a90083..b04389e23232 100644
--- a/LongRunning/src/LongRunning/Client/OperationsClient.php
+++ b/LongRunning/src/LongRunning/Client/OperationsClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/LongRunning/src/LongRunning/Gapic/OperationsGapicClient.php b/LongRunning/src/LongRunning/Gapic/OperationsGapicClient.php
index 4cf29083fdf0..d4ed37a91751 100644
--- a/LongRunning/src/LongRunning/Gapic/OperationsGapicClient.php
+++ b/LongRunning/src/LongRunning/Gapic/OperationsGapicClient.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/LongRunning/src/LongRunning/OperationsClient.php b/LongRunning/src/LongRunning/OperationsClient.php
index 04e271747a37..06fd3141386b 100644
--- a/LongRunning/src/LongRunning/OperationsClient.php
+++ b/LongRunning/src/LongRunning/OperationsClient.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/LongRunning/src/LongRunning/OperationsGrpcClient.php b/LongRunning/src/LongRunning/OperationsGrpcClient.php
index b9e3f232b8d6..9d68de24641c 100644
--- a/LongRunning/src/LongRunning/OperationsGrpcClient.php
+++ b/LongRunning/src/LongRunning/OperationsGrpcClient.php
@@ -2,7 +2,7 @@
 // GENERATED CODE -- DO NOT EDIT!
 
 // Original file comments:
-// Copyright 2020 Google LLC
+// Copyright 2026 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/LongRunning/src/LongRunning/resources/operations_descriptor_config.php b/LongRunning/src/LongRunning/resources/operations_descriptor_config.php
index a577192a83e7..8f47a3a01c5f 100644
--- a/LongRunning/src/LongRunning/resources/operations_descriptor_config.php
+++ b/LongRunning/src/LongRunning/resources/operations_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/LongRunning/src/LongRunning/resources/operations_rest_client_config.php b/LongRunning/src/LongRunning/resources/operations_rest_client_config.php
index dfdf3c103851..f87ce69e0b6f 100644
--- a/LongRunning/src/LongRunning/resources/operations_rest_client_config.php
+++ b/LongRunning/src/LongRunning/resources/operations_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/LongRunning/tests/Unit/Client/OperationsClientTest.php b/LongRunning/tests/Unit/Client/OperationsClientTest.php
index 75c75bc606fa..1f04cb4ac6ef 100644
--- a/LongRunning/tests/Unit/Client/OperationsClientTest.php
+++ b/LongRunning/tests/Unit/Client/OperationsClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/LongRunning/tests/Unit/OperationsClientTest.php b/LongRunning/tests/Unit/OperationsClientTest.php
index 99ccc69d69f5..8dc24ed49762 100644
--- a/LongRunning/tests/Unit/OperationsClientTest.php
+++ b/LongRunning/tests/Unit/OperationsClientTest.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/Lustre/owlbot.py b/Lustre/owlbot.py
index 90f9303cecd0..ed18849bc5ac 100644
--- a/Lustre/owlbot.py
+++ b/Lustre/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/Lustre/samples/V1/LustreClient/create_instance.php b/Lustre/samples/V1/LustreClient/create_instance.php
index 32f6672e257b..e0711fb615aa 100644
--- a/Lustre/samples/V1/LustreClient/create_instance.php
+++ b/Lustre/samples/V1/LustreClient/create_instance.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/Lustre/samples/V1/LustreClient/delete_instance.php b/Lustre/samples/V1/LustreClient/delete_instance.php
index 3149b0ec7871..316c65f9ac4b 100644
--- a/Lustre/samples/V1/LustreClient/delete_instance.php
+++ b/Lustre/samples/V1/LustreClient/delete_instance.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/Lustre/samples/V1/LustreClient/export_data.php b/Lustre/samples/V1/LustreClient/export_data.php
index 55a2e80da5fb..24ffd583f1f7 100644
--- a/Lustre/samples/V1/LustreClient/export_data.php
+++ b/Lustre/samples/V1/LustreClient/export_data.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/Lustre/samples/V1/LustreClient/get_instance.php b/Lustre/samples/V1/LustreClient/get_instance.php
index db3a5d0e2171..bfd7d4007a4a 100644
--- a/Lustre/samples/V1/LustreClient/get_instance.php
+++ b/Lustre/samples/V1/LustreClient/get_instance.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/Lustre/samples/V1/LustreClient/get_location.php b/Lustre/samples/V1/LustreClient/get_location.php
index 3d48d6d2dc0c..d66f9cf28ff1 100644
--- a/Lustre/samples/V1/LustreClient/get_location.php
+++ b/Lustre/samples/V1/LustreClient/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/Lustre/samples/V1/LustreClient/import_data.php b/Lustre/samples/V1/LustreClient/import_data.php
index e177bef5585f..a1b4eba01290 100644
--- a/Lustre/samples/V1/LustreClient/import_data.php
+++ b/Lustre/samples/V1/LustreClient/import_data.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/Lustre/samples/V1/LustreClient/list_instances.php b/Lustre/samples/V1/LustreClient/list_instances.php
index fee7e9299759..7115e9e4fffc 100644
--- a/Lustre/samples/V1/LustreClient/list_instances.php
+++ b/Lustre/samples/V1/LustreClient/list_instances.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/Lustre/samples/V1/LustreClient/list_locations.php b/Lustre/samples/V1/LustreClient/list_locations.php
index d14e47377314..d88392a532a9 100644
--- a/Lustre/samples/V1/LustreClient/list_locations.php
+++ b/Lustre/samples/V1/LustreClient/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/Lustre/samples/V1/LustreClient/update_instance.php b/Lustre/samples/V1/LustreClient/update_instance.php
index 3e75ae3e7c84..86eca8452d9c 100644
--- a/Lustre/samples/V1/LustreClient/update_instance.php
+++ b/Lustre/samples/V1/LustreClient/update_instance.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/Lustre/src/V1/Client/LustreClient.php b/Lustre/src/V1/Client/LustreClient.php
index 9e53587aa041..281aa5980af7 100644
--- a/Lustre/src/V1/Client/LustreClient.php
+++ b/Lustre/src/V1/Client/LustreClient.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/Lustre/src/V1/resources/lustre_descriptor_config.php b/Lustre/src/V1/resources/lustre_descriptor_config.php
index 0db6484f89f9..d3bf4603127c 100644
--- a/Lustre/src/V1/resources/lustre_descriptor_config.php
+++ b/Lustre/src/V1/resources/lustre_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/Lustre/src/V1/resources/lustre_rest_client_config.php b/Lustre/src/V1/resources/lustre_rest_client_config.php
index 62cca6a8ad67..358af1205382 100644
--- a/Lustre/src/V1/resources/lustre_rest_client_config.php
+++ b/Lustre/src/V1/resources/lustre_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/Lustre/tests/Unit/V1/Client/LustreClientTest.php b/Lustre/tests/Unit/V1/Client/LustreClientTest.php
index 6964574f8b31..d631509e1bc9 100644
--- a/Lustre/tests/Unit/V1/Client/LustreClientTest.php
+++ b/Lustre/tests/Unit/V1/Client/LustreClientTest.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/Maintenance/owlbot.py b/Maintenance/owlbot.py
index 066276202712..5a4872c6863a 100644
--- a/Maintenance/owlbot.py
+++ b/Maintenance/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/Maintenance/samples/V1/MaintenanceClient/get_location.php b/Maintenance/samples/V1/MaintenanceClient/get_location.php
index 26015de03325..61a5d8145878 100644
--- a/Maintenance/samples/V1/MaintenanceClient/get_location.php
+++ b/Maintenance/samples/V1/MaintenanceClient/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/Maintenance/samples/V1/MaintenanceClient/get_resource_maintenance.php b/Maintenance/samples/V1/MaintenanceClient/get_resource_maintenance.php
index e214acc8486e..8b25997913fc 100644
--- a/Maintenance/samples/V1/MaintenanceClient/get_resource_maintenance.php
+++ b/Maintenance/samples/V1/MaintenanceClient/get_resource_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/Maintenance/samples/V1/MaintenanceClient/list_locations.php b/Maintenance/samples/V1/MaintenanceClient/list_locations.php
index 0a6c0fba0399..9ce882f63b6e 100644
--- a/Maintenance/samples/V1/MaintenanceClient/list_locations.php
+++ b/Maintenance/samples/V1/MaintenanceClient/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/Maintenance/samples/V1/MaintenanceClient/list_resource_maintenances.php b/Maintenance/samples/V1/MaintenanceClient/list_resource_maintenances.php
index 5829d5d684e0..fdfd59dbbf26 100644
--- a/Maintenance/samples/V1/MaintenanceClient/list_resource_maintenances.php
+++ b/Maintenance/samples/V1/MaintenanceClient/list_resource_maintenances.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/Maintenance/samples/V1/MaintenanceClient/summarize_maintenances.php b/Maintenance/samples/V1/MaintenanceClient/summarize_maintenances.php
index 60fbe6f44c5e..daa00e30750b 100644
--- a/Maintenance/samples/V1/MaintenanceClient/summarize_maintenances.php
+++ b/Maintenance/samples/V1/MaintenanceClient/summarize_maintenances.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/Maintenance/samples/V1beta/MaintenanceClient/get_location.php b/Maintenance/samples/V1beta/MaintenanceClient/get_location.php
index 4b7027064a5b..a62a67074adf 100644
--- a/Maintenance/samples/V1beta/MaintenanceClient/get_location.php
+++ b/Maintenance/samples/V1beta/MaintenanceClient/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/Maintenance/samples/V1beta/MaintenanceClient/get_resource_maintenance.php b/Maintenance/samples/V1beta/MaintenanceClient/get_resource_maintenance.php
index 539dc475d3b7..f87bda7e0867 100644
--- a/Maintenance/samples/V1beta/MaintenanceClient/get_resource_maintenance.php
+++ b/Maintenance/samples/V1beta/MaintenanceClient/get_resource_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/Maintenance/samples/V1beta/MaintenanceClient/list_locations.php b/Maintenance/samples/V1beta/MaintenanceClient/list_locations.php
index 75f6edd1ba30..10da8a82a409 100644
--- a/Maintenance/samples/V1beta/MaintenanceClient/list_locations.php
+++ b/Maintenance/samples/V1beta/MaintenanceClient/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/Maintenance/samples/V1beta/MaintenanceClient/list_resource_maintenances.php b/Maintenance/samples/V1beta/MaintenanceClient/list_resource_maintenances.php
index 38f3e67aed44..1bbdb2093749 100644
--- a/Maintenance/samples/V1beta/MaintenanceClient/list_resource_maintenances.php
+++ b/Maintenance/samples/V1beta/MaintenanceClient/list_resource_maintenances.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/Maintenance/samples/V1beta/MaintenanceClient/summarize_maintenances.php b/Maintenance/samples/V1beta/MaintenanceClient/summarize_maintenances.php
index 07670b70f349..cd7091574ed3 100644
--- a/Maintenance/samples/V1beta/MaintenanceClient/summarize_maintenances.php
+++ b/Maintenance/samples/V1beta/MaintenanceClient/summarize_maintenances.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/Maintenance/src/V1/Client/MaintenanceClient.php b/Maintenance/src/V1/Client/MaintenanceClient.php
index 976f1faed43b..661bd677f718 100644
--- a/Maintenance/src/V1/Client/MaintenanceClient.php
+++ b/Maintenance/src/V1/Client/MaintenanceClient.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/Maintenance/src/V1/resources/maintenance_descriptor_config.php b/Maintenance/src/V1/resources/maintenance_descriptor_config.php
index 132dd494794a..c1191996a155 100644
--- a/Maintenance/src/V1/resources/maintenance_descriptor_config.php
+++ b/Maintenance/src/V1/resources/maintenance_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/Maintenance/src/V1/resources/maintenance_rest_client_config.php b/Maintenance/src/V1/resources/maintenance_rest_client_config.php
index 974e88c8a4cf..6a07f65598de 100644
--- a/Maintenance/src/V1/resources/maintenance_rest_client_config.php
+++ b/Maintenance/src/V1/resources/maintenance_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/Maintenance/src/V1beta/Client/MaintenanceClient.php b/Maintenance/src/V1beta/Client/MaintenanceClient.php
index 4def84cbeaff..2ebeee5bce8e 100644
--- a/Maintenance/src/V1beta/Client/MaintenanceClient.php
+++ b/Maintenance/src/V1beta/Client/MaintenanceClient.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/Maintenance/src/V1beta/resources/maintenance_descriptor_config.php b/Maintenance/src/V1beta/resources/maintenance_descriptor_config.php
index db6aa5a66abd..c0efab74d879 100644
--- a/Maintenance/src/V1beta/resources/maintenance_descriptor_config.php
+++ b/Maintenance/src/V1beta/resources/maintenance_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/Maintenance/src/V1beta/resources/maintenance_rest_client_config.php b/Maintenance/src/V1beta/resources/maintenance_rest_client_config.php
index 8e993f24a183..0b7e9b7d1f8b 100644
--- a/Maintenance/src/V1beta/resources/maintenance_rest_client_config.php
+++ b/Maintenance/src/V1beta/resources/maintenance_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/Maintenance/tests/Unit/V1/Client/MaintenanceClientTest.php b/Maintenance/tests/Unit/V1/Client/MaintenanceClientTest.php
index aa35e09bf1ac..279e756a8ea1 100644
--- a/Maintenance/tests/Unit/V1/Client/MaintenanceClientTest.php
+++ b/Maintenance/tests/Unit/V1/Client/MaintenanceClientTest.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/Maintenance/tests/Unit/V1beta/Client/MaintenanceClientTest.php b/Maintenance/tests/Unit/V1beta/Client/MaintenanceClientTest.php
index 4fa3d65b930c..b4e806b96b9b 100644
--- a/Maintenance/tests/Unit/V1beta/Client/MaintenanceClientTest.php
+++ b/Maintenance/tests/Unit/V1beta/Client/MaintenanceClientTest.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/ManagedIdentities/owlbot.py b/ManagedIdentities/owlbot.py
index 4c47d94fc8da..7762689e6dfc 100644
--- a/ManagedIdentities/owlbot.py
+++ b/ManagedIdentities/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/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/attach_trust.php b/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/attach_trust.php
index 92079bfbfe34..da6189398121 100644
--- a/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/attach_trust.php
+++ b/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/attach_trust.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/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/create_microsoft_ad_domain.php b/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/create_microsoft_ad_domain.php
index fb25be279b5f..599c8411f2f6 100644
--- a/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/create_microsoft_ad_domain.php
+++ b/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/create_microsoft_ad_domain.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/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/delete_domain.php b/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/delete_domain.php
index f049b216f58a..9a72b7aef55a 100644
--- a/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/delete_domain.php
+++ b/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/delete_domain.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/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/detach_trust.php b/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/detach_trust.php
index 23fbdf9e3dec..301a8d7141dd 100644
--- a/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/detach_trust.php
+++ b/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/detach_trust.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/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/get_domain.php b/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/get_domain.php
index 0c4b3c72e86b..6a0cc8d82bc5 100644
--- a/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/get_domain.php
+++ b/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/get_domain.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/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/list_domains.php b/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/list_domains.php
index b0758274fdb5..382a4a9b32a0 100644
--- a/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/list_domains.php
+++ b/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/list_domains.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/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/reconfigure_trust.php b/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/reconfigure_trust.php
index 272b88b43818..556c6bfe22de 100644
--- a/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/reconfigure_trust.php
+++ b/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/reconfigure_trust.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/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/reset_admin_password.php b/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/reset_admin_password.php
index 370c9b660aa4..7a4c415e6bdd 100644
--- a/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/reset_admin_password.php
+++ b/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/reset_admin_password.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/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/update_domain.php b/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/update_domain.php
index 380d1eba3450..050e9fe1fa11 100644
--- a/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/update_domain.php
+++ b/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/update_domain.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/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/validate_trust.php b/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/validate_trust.php
index 15f92abe8329..f55a023b459b 100644
--- a/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/validate_trust.php
+++ b/ManagedIdentities/samples/V1/ManagedIdentitiesServiceClient/validate_trust.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/ManagedIdentities/src/V1/Client/ManagedIdentitiesServiceClient.php b/ManagedIdentities/src/V1/Client/ManagedIdentitiesServiceClient.php
index a2d70cfcd9ef..20fe8174c818 100644
--- a/ManagedIdentities/src/V1/Client/ManagedIdentitiesServiceClient.php
+++ b/ManagedIdentities/src/V1/Client/ManagedIdentitiesServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ManagedIdentities/src/V1/resources/managed_identities_service_descriptor_config.php b/ManagedIdentities/src/V1/resources/managed_identities_service_descriptor_config.php
index f5f9c7931585..8c4a01bd89a9 100644
--- a/ManagedIdentities/src/V1/resources/managed_identities_service_descriptor_config.php
+++ b/ManagedIdentities/src/V1/resources/managed_identities_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/ManagedIdentities/src/V1/resources/managed_identities_service_rest_client_config.php b/ManagedIdentities/src/V1/resources/managed_identities_service_rest_client_config.php
index 5a26dbcf0866..dff03814a35a 100644
--- a/ManagedIdentities/src/V1/resources/managed_identities_service_rest_client_config.php
+++ b/ManagedIdentities/src/V1/resources/managed_identities_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/ManagedIdentities/tests/Unit/V1/Client/ManagedIdentitiesServiceClientTest.php b/ManagedIdentities/tests/Unit/V1/Client/ManagedIdentitiesServiceClientTest.php
index b3926c2b71df..36038a567df3 100644
--- a/ManagedIdentities/tests/Unit/V1/Client/ManagedIdentitiesServiceClientTest.php
+++ b/ManagedIdentities/tests/Unit/V1/Client/ManagedIdentitiesServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ManagedKafka/owlbot.py b/ManagedKafka/owlbot.py
index fcae76944ada..503ff304e8ed 100644
--- a/ManagedKafka/owlbot.py
+++ b/ManagedKafka/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/ManagedKafka/samples/V1/ManagedKafkaClient/add_acl_entry.php b/ManagedKafka/samples/V1/ManagedKafkaClient/add_acl_entry.php
index 19675a33eb48..36ddc7912be3 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaClient/add_acl_entry.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaClient/add_acl_entry.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/ManagedKafka/samples/V1/ManagedKafkaClient/create_acl.php b/ManagedKafka/samples/V1/ManagedKafkaClient/create_acl.php
index 5d270114747c..f1045ca45dfd 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaClient/create_acl.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaClient/create_acl.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/ManagedKafka/samples/V1/ManagedKafkaClient/create_cluster.php b/ManagedKafka/samples/V1/ManagedKafkaClient/create_cluster.php
index 7dde6e754e56..9181856fcb7b 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaClient/create_cluster.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaClient/create_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/ManagedKafka/samples/V1/ManagedKafkaClient/create_topic.php b/ManagedKafka/samples/V1/ManagedKafkaClient/create_topic.php
index 0cc45662eb29..818b94082b45 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaClient/create_topic.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaClient/create_topic.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ManagedKafka/samples/V1/ManagedKafkaClient/delete_acl.php b/ManagedKafka/samples/V1/ManagedKafkaClient/delete_acl.php
index a67c67936487..84889b973ab5 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaClient/delete_acl.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaClient/delete_acl.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/ManagedKafka/samples/V1/ManagedKafkaClient/delete_cluster.php b/ManagedKafka/samples/V1/ManagedKafkaClient/delete_cluster.php
index f028249f7cd8..7b31670f785e 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaClient/delete_cluster.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaClient/delete_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/ManagedKafka/samples/V1/ManagedKafkaClient/delete_consumer_group.php b/ManagedKafka/samples/V1/ManagedKafkaClient/delete_consumer_group.php
index d953c6d7c30e..c53a504bd244 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaClient/delete_consumer_group.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaClient/delete_consumer_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/ManagedKafka/samples/V1/ManagedKafkaClient/delete_topic.php b/ManagedKafka/samples/V1/ManagedKafkaClient/delete_topic.php
index f2e8ee9e3cbf..c7df7865e876 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaClient/delete_topic.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaClient/delete_topic.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ManagedKafka/samples/V1/ManagedKafkaClient/get_acl.php b/ManagedKafka/samples/V1/ManagedKafkaClient/get_acl.php
index e6dae97cb6ad..79994299837a 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaClient/get_acl.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaClient/get_acl.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/ManagedKafka/samples/V1/ManagedKafkaClient/get_cluster.php b/ManagedKafka/samples/V1/ManagedKafkaClient/get_cluster.php
index 5c3fc319d4f9..e570e3e7c4c6 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaClient/get_cluster.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaClient/get_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/ManagedKafka/samples/V1/ManagedKafkaClient/get_consumer_group.php b/ManagedKafka/samples/V1/ManagedKafkaClient/get_consumer_group.php
index ebbfda931847..12c0306c30a0 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaClient/get_consumer_group.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaClient/get_consumer_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/ManagedKafka/samples/V1/ManagedKafkaClient/get_location.php b/ManagedKafka/samples/V1/ManagedKafkaClient/get_location.php
index 54ef42f76ae7..771e8fc40690 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaClient/get_location.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaClient/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/ManagedKafka/samples/V1/ManagedKafkaClient/get_topic.php b/ManagedKafka/samples/V1/ManagedKafkaClient/get_topic.php
index 48c3f4d04e00..5ab1d4e93970 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaClient/get_topic.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaClient/get_topic.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ManagedKafka/samples/V1/ManagedKafkaClient/list_acls.php b/ManagedKafka/samples/V1/ManagedKafkaClient/list_acls.php
index f0991898c8d6..642da485664f 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaClient/list_acls.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaClient/list_acls.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/ManagedKafka/samples/V1/ManagedKafkaClient/list_clusters.php b/ManagedKafka/samples/V1/ManagedKafkaClient/list_clusters.php
index 0a4b0a051a9f..5c9b9dcded1d 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaClient/list_clusters.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaClient/list_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/ManagedKafka/samples/V1/ManagedKafkaClient/list_consumer_groups.php b/ManagedKafka/samples/V1/ManagedKafkaClient/list_consumer_groups.php
index 7ab0b78142b1..181a859b0be2 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaClient/list_consumer_groups.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaClient/list_consumer_groups.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ManagedKafka/samples/V1/ManagedKafkaClient/list_locations.php b/ManagedKafka/samples/V1/ManagedKafkaClient/list_locations.php
index c7aec8b4850e..ab25d4ef898e 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaClient/list_locations.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaClient/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/ManagedKafka/samples/V1/ManagedKafkaClient/list_topics.php b/ManagedKafka/samples/V1/ManagedKafkaClient/list_topics.php
index 90860be6b9db..0a781387933b 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaClient/list_topics.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaClient/list_topics.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ManagedKafka/samples/V1/ManagedKafkaClient/remove_acl_entry.php b/ManagedKafka/samples/V1/ManagedKafkaClient/remove_acl_entry.php
index 15276d54dd08..9ab047cfa717 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaClient/remove_acl_entry.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaClient/remove_acl_entry.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/ManagedKafka/samples/V1/ManagedKafkaClient/update_acl.php b/ManagedKafka/samples/V1/ManagedKafkaClient/update_acl.php
index 4946b47315ad..7b3f21f0d00a 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaClient/update_acl.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaClient/update_acl.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/ManagedKafka/samples/V1/ManagedKafkaClient/update_cluster.php b/ManagedKafka/samples/V1/ManagedKafkaClient/update_cluster.php
index f72ff7ae053d..837adb003d1b 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaClient/update_cluster.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaClient/update_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/ManagedKafka/samples/V1/ManagedKafkaClient/update_consumer_group.php b/ManagedKafka/samples/V1/ManagedKafkaClient/update_consumer_group.php
index 91b8e7b0091f..0292aea4e95c 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaClient/update_consumer_group.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaClient/update_consumer_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/ManagedKafka/samples/V1/ManagedKafkaClient/update_topic.php b/ManagedKafka/samples/V1/ManagedKafkaClient/update_topic.php
index cc41bac1056f..c447f2c1488c 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaClient/update_topic.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaClient/update_topic.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ManagedKafka/samples/V1/ManagedKafkaConnectClient/create_connect_cluster.php b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/create_connect_cluster.php
index 0e14b7e6ca81..856e794187bd 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaConnectClient/create_connect_cluster.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/create_connect_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/ManagedKafka/samples/V1/ManagedKafkaConnectClient/create_connector.php b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/create_connector.php
index 7460d3adf45e..d36b38d6fcd2 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaConnectClient/create_connector.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/create_connector.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/ManagedKafka/samples/V1/ManagedKafkaConnectClient/delete_connect_cluster.php b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/delete_connect_cluster.php
index 7f10c241c6d8..a44ec81218ef 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaConnectClient/delete_connect_cluster.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/delete_connect_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/ManagedKafka/samples/V1/ManagedKafkaConnectClient/delete_connector.php b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/delete_connector.php
index 57c31035662a..b2d18e53c7ef 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaConnectClient/delete_connector.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/delete_connector.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/ManagedKafka/samples/V1/ManagedKafkaConnectClient/get_connect_cluster.php b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/get_connect_cluster.php
index 042fd8ee6a65..454b1c32e00e 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaConnectClient/get_connect_cluster.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/get_connect_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/ManagedKafka/samples/V1/ManagedKafkaConnectClient/get_connector.php b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/get_connector.php
index dd8e40839994..9e9598caa802 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaConnectClient/get_connector.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/get_connector.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/ManagedKafka/samples/V1/ManagedKafkaConnectClient/get_location.php b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/get_location.php
index 9d7b5b6f9fe9..74711bab4002 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaConnectClient/get_location.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/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/ManagedKafka/samples/V1/ManagedKafkaConnectClient/list_connect_clusters.php b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/list_connect_clusters.php
index c5a270fa6776..515a4cb2fc71 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaConnectClient/list_connect_clusters.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/list_connect_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/ManagedKafka/samples/V1/ManagedKafkaConnectClient/list_connectors.php b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/list_connectors.php
index cd940883a0a4..ea9e95a7524a 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaConnectClient/list_connectors.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/list_connectors.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/ManagedKafka/samples/V1/ManagedKafkaConnectClient/list_locations.php b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/list_locations.php
index 4bf17c070398..79bf2e51f124 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaConnectClient/list_locations.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/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/ManagedKafka/samples/V1/ManagedKafkaConnectClient/pause_connector.php b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/pause_connector.php
index 151f463a3083..936c045dbdca 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaConnectClient/pause_connector.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/pause_connector.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/ManagedKafka/samples/V1/ManagedKafkaConnectClient/restart_connector.php b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/restart_connector.php
index cbbf01042cea..a2bd5afa2d58 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaConnectClient/restart_connector.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/restart_connector.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/ManagedKafka/samples/V1/ManagedKafkaConnectClient/resume_connector.php b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/resume_connector.php
index 1b9bcc6a7854..50f3e1b67aec 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaConnectClient/resume_connector.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/resume_connector.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/ManagedKafka/samples/V1/ManagedKafkaConnectClient/stop_connector.php b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/stop_connector.php
index af20e32d9690..76ccf37827cd 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaConnectClient/stop_connector.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/stop_connector.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/ManagedKafka/samples/V1/ManagedKafkaConnectClient/update_connect_cluster.php b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/update_connect_cluster.php
index 12a6268f1f38..d570fc6f8060 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaConnectClient/update_connect_cluster.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/update_connect_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/ManagedKafka/samples/V1/ManagedKafkaConnectClient/update_connector.php b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/update_connector.php
index b8bdf2c07ca0..83d6ad4db8c9 100644
--- a/ManagedKafka/samples/V1/ManagedKafkaConnectClient/update_connector.php
+++ b/ManagedKafka/samples/V1/ManagedKafkaConnectClient/update_connector.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/ManagedKafka/src/V1/Client/ManagedKafkaClient.php b/ManagedKafka/src/V1/Client/ManagedKafkaClient.php
index 039c6066d34f..00f95838e88c 100644
--- a/ManagedKafka/src/V1/Client/ManagedKafkaClient.php
+++ b/ManagedKafka/src/V1/Client/ManagedKafkaClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ManagedKafka/src/V1/Client/ManagedKafkaConnectClient.php b/ManagedKafka/src/V1/Client/ManagedKafkaConnectClient.php
index 9810e1a85513..e041de30a8c9 100644
--- a/ManagedKafka/src/V1/Client/ManagedKafkaConnectClient.php
+++ b/ManagedKafka/src/V1/Client/ManagedKafkaConnectClient.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/ManagedKafka/src/V1/resources/managed_kafka_connect_descriptor_config.php b/ManagedKafka/src/V1/resources/managed_kafka_connect_descriptor_config.php
index e4a626d3d8fc..82405715442e 100644
--- a/ManagedKafka/src/V1/resources/managed_kafka_connect_descriptor_config.php
+++ b/ManagedKafka/src/V1/resources/managed_kafka_connect_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/ManagedKafka/src/V1/resources/managed_kafka_connect_rest_client_config.php b/ManagedKafka/src/V1/resources/managed_kafka_connect_rest_client_config.php
index b2e16a5cd16f..b8b9afbe9b38 100644
--- a/ManagedKafka/src/V1/resources/managed_kafka_connect_rest_client_config.php
+++ b/ManagedKafka/src/V1/resources/managed_kafka_connect_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/ManagedKafka/src/V1/resources/managed_kafka_descriptor_config.php b/ManagedKafka/src/V1/resources/managed_kafka_descriptor_config.php
index 19e5bacf5253..aa99547f52ab 100644
--- a/ManagedKafka/src/V1/resources/managed_kafka_descriptor_config.php
+++ b/ManagedKafka/src/V1/resources/managed_kafka_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/ManagedKafka/src/V1/resources/managed_kafka_rest_client_config.php b/ManagedKafka/src/V1/resources/managed_kafka_rest_client_config.php
index becb61271b83..b2144a062097 100644
--- a/ManagedKafka/src/V1/resources/managed_kafka_rest_client_config.php
+++ b/ManagedKafka/src/V1/resources/managed_kafka_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/ManagedKafka/tests/Unit/V1/Client/ManagedKafkaClientTest.php b/ManagedKafka/tests/Unit/V1/Client/ManagedKafkaClientTest.php
index 625cfcf7cf7a..b850578a372c 100644
--- a/ManagedKafka/tests/Unit/V1/Client/ManagedKafkaClientTest.php
+++ b/ManagedKafka/tests/Unit/V1/Client/ManagedKafkaClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ManagedKafka/tests/Unit/V1/Client/ManagedKafkaConnectClientTest.php b/ManagedKafka/tests/Unit/V1/Client/ManagedKafkaConnectClientTest.php
index f2f71ba3972b..fc9b9b4b33c4 100644
--- a/ManagedKafka/tests/Unit/V1/Client/ManagedKafkaConnectClientTest.php
+++ b/ManagedKafka/tests/Unit/V1/Client/ManagedKafkaConnectClientTest.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/ManagedKafkaSchemaRegistry/owlbot.py b/ManagedKafkaSchemaRegistry/owlbot.py
index 05c5f8e4dcf1..38d8c04fe99c 100644
--- a/ManagedKafkaSchemaRegistry/owlbot.py
+++ b/ManagedKafkaSchemaRegistry/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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/check_compatibility.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/check_compatibility.php
index 9b1de9edb25b..148e6db5ab71 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/check_compatibility.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/check_compatibility.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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/create_schema_registry.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/create_schema_registry.php
index 8344f4b12390..c8122cc742f2 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/create_schema_registry.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/create_schema_registry.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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/create_version.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/create_version.php
index b4d6293f0f84..d6d9c8babd93 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/create_version.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/create_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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/delete_schema_config.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/delete_schema_config.php
index 793da57aa2d0..e1499e8a1408 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/delete_schema_config.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/delete_schema_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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/delete_schema_mode.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/delete_schema_mode.php
index 4ecf2b0f5be3..1da78870307e 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/delete_schema_mode.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/delete_schema_mode.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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/delete_schema_registry.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/delete_schema_registry.php
index 11eb9d036e1b..c7935258e211 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/delete_schema_registry.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/delete_schema_registry.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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/delete_subject.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/delete_subject.php
index f3ce0b2e935c..22dbfa9ea3f9 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/delete_subject.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/delete_subject.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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/delete_version.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/delete_version.php
index 582b07bee455..bfef828c061f 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/delete_version.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/delete_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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_context.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_context.php
index 82a8124fd227..2f4b166f0ba6 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_context.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_context.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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_location.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_location.php
index bbdae5a37121..6eb0b82ded0e 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_location.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_raw_schema.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_raw_schema.php
index 2caf420f514e..816222d0b95b 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_raw_schema.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_raw_schema.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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_raw_schema_version.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_raw_schema_version.php
index b2e9f34bc6a5..dcab2613cc48 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_raw_schema_version.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_raw_schema_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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_schema.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_schema.php
index 21db5bcfd9dd..f5539fa1740b 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_schema.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_schema.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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_schema_config.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_schema_config.php
index 4dd1f4bbe56d..ec0259abd8a8 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_schema_config.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_schema_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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_schema_mode.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_schema_mode.php
index 4cdee30563b4..2a8ff2d9d0e5 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_schema_mode.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_schema_mode.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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_schema_registry.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_schema_registry.php
index d54923df75fe..021eee2b15f0 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_schema_registry.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_schema_registry.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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_version.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_version.php
index 1d0d4d193f41..ef637aeaf029 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_version.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/get_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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_contexts.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_contexts.php
index 8bce8c431f8f..4311b64332ec 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_contexts.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_contexts.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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_locations.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_locations.php
index ec97bfe176fe..f1edd743f922 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_locations.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_referenced_schemas.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_referenced_schemas.php
index d6b7b9bbab63..d9f06c20ecc5 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_referenced_schemas.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_referenced_schemas.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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_schema_registries.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_schema_registries.php
index 675c738d7478..34b87730c4d3 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_schema_registries.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_schema_registries.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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_schema_types.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_schema_types.php
index 6fa4fa030a75..34f48c887ef5 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_schema_types.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_schema_types.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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_schema_versions.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_schema_versions.php
index 1bb00cfdef40..7bf12dd0afb1 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_schema_versions.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_schema_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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_subjects.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_subjects.php
index 3e1fe1f29e94..0062f775c48e 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_subjects.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_subjects.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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_subjects_by_schema_id.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_subjects_by_schema_id.php
index e6298455d78b..c43f03a41971 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_subjects_by_schema_id.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_subjects_by_schema_id.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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_versions.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_versions.php
index 3b8df24a5bfa..db7b8fc2608d 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_versions.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/list_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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/lookup_version.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/lookup_version.php
index 657710352131..41b4a4ab8616 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/lookup_version.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/lookup_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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/update_schema_config.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/update_schema_config.php
index 472f67a3a513..22bdba265354 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/update_schema_config.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/update_schema_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/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/update_schema_mode.php b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/update_schema_mode.php
index 4b8fbb9870f5..230cf5777662 100644
--- a/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/update_schema_mode.php
+++ b/ManagedKafkaSchemaRegistry/samples/V1/ManagedSchemaRegistryClient/update_schema_mode.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/ManagedKafkaSchemaRegistry/src/V1/Client/ManagedSchemaRegistryClient.php b/ManagedKafkaSchemaRegistry/src/V1/Client/ManagedSchemaRegistryClient.php
index 2c8b00782418..96ffa22efdcb 100644
--- a/ManagedKafkaSchemaRegistry/src/V1/Client/ManagedSchemaRegistryClient.php
+++ b/ManagedKafkaSchemaRegistry/src/V1/Client/ManagedSchemaRegistryClient.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/ManagedKafkaSchemaRegistry/src/V1/resources/managed_schema_registry_descriptor_config.php b/ManagedKafkaSchemaRegistry/src/V1/resources/managed_schema_registry_descriptor_config.php
index c00ef96f0de4..318a3d73e429 100644
--- a/ManagedKafkaSchemaRegistry/src/V1/resources/managed_schema_registry_descriptor_config.php
+++ b/ManagedKafkaSchemaRegistry/src/V1/resources/managed_schema_registry_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/ManagedKafkaSchemaRegistry/src/V1/resources/managed_schema_registry_rest_client_config.php b/ManagedKafkaSchemaRegistry/src/V1/resources/managed_schema_registry_rest_client_config.php
index c059857203f5..527d71c680be 100644
--- a/ManagedKafkaSchemaRegistry/src/V1/resources/managed_schema_registry_rest_client_config.php
+++ b/ManagedKafkaSchemaRegistry/src/V1/resources/managed_schema_registry_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/ManagedKafkaSchemaRegistry/tests/Unit/V1/Client/ManagedSchemaRegistryClientTest.php b/ManagedKafkaSchemaRegistry/tests/Unit/V1/Client/ManagedSchemaRegistryClientTest.php
index f419b720c3c4..03dc3ef86a72 100644
--- a/ManagedKafkaSchemaRegistry/tests/Unit/V1/Client/ManagedSchemaRegistryClientTest.php
+++ b/ManagedKafkaSchemaRegistry/tests/Unit/V1/Client/ManagedSchemaRegistryClientTest.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/MapsFleetEngine/owlbot.py b/MapsFleetEngine/owlbot.py
index 0743a6f31406..aedc1d8fad76 100644
--- a/MapsFleetEngine/owlbot.py
+++ b/MapsFleetEngine/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/MapsFleetEngine/samples/V1/TripServiceClient/create_trip.php b/MapsFleetEngine/samples/V1/TripServiceClient/create_trip.php
index f5eeb732199a..d6c4d02afb2d 100644
--- a/MapsFleetEngine/samples/V1/TripServiceClient/create_trip.php
+++ b/MapsFleetEngine/samples/V1/TripServiceClient/create_trip.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngine/samples/V1/TripServiceClient/delete_trip.php b/MapsFleetEngine/samples/V1/TripServiceClient/delete_trip.php
index 6f5b9bc04686..88315f85dd86 100644
--- a/MapsFleetEngine/samples/V1/TripServiceClient/delete_trip.php
+++ b/MapsFleetEngine/samples/V1/TripServiceClient/delete_trip.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/MapsFleetEngine/samples/V1/TripServiceClient/get_trip.php b/MapsFleetEngine/samples/V1/TripServiceClient/get_trip.php
index 8a9dc4e2c9ff..19ed561036a5 100644
--- a/MapsFleetEngine/samples/V1/TripServiceClient/get_trip.php
+++ b/MapsFleetEngine/samples/V1/TripServiceClient/get_trip.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngine/samples/V1/TripServiceClient/report_billable_trip.php b/MapsFleetEngine/samples/V1/TripServiceClient/report_billable_trip.php
index 1a87dbda4869..52f59c313565 100644
--- a/MapsFleetEngine/samples/V1/TripServiceClient/report_billable_trip.php
+++ b/MapsFleetEngine/samples/V1/TripServiceClient/report_billable_trip.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngine/samples/V1/TripServiceClient/search_trips.php b/MapsFleetEngine/samples/V1/TripServiceClient/search_trips.php
index 726d56e085b1..17f10db285c4 100644
--- a/MapsFleetEngine/samples/V1/TripServiceClient/search_trips.php
+++ b/MapsFleetEngine/samples/V1/TripServiceClient/search_trips.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngine/samples/V1/TripServiceClient/update_trip.php b/MapsFleetEngine/samples/V1/TripServiceClient/update_trip.php
index 82e653ec835f..d47a17a6418c 100644
--- a/MapsFleetEngine/samples/V1/TripServiceClient/update_trip.php
+++ b/MapsFleetEngine/samples/V1/TripServiceClient/update_trip.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngine/samples/V1/VehicleServiceClient/create_vehicle.php b/MapsFleetEngine/samples/V1/VehicleServiceClient/create_vehicle.php
index ef62555f9cc2..e3c92965a485 100644
--- a/MapsFleetEngine/samples/V1/VehicleServiceClient/create_vehicle.php
+++ b/MapsFleetEngine/samples/V1/VehicleServiceClient/create_vehicle.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngine/samples/V1/VehicleServiceClient/delete_vehicle.php b/MapsFleetEngine/samples/V1/VehicleServiceClient/delete_vehicle.php
index 7acc5a5cdf91..7c1f67845c31 100644
--- a/MapsFleetEngine/samples/V1/VehicleServiceClient/delete_vehicle.php
+++ b/MapsFleetEngine/samples/V1/VehicleServiceClient/delete_vehicle.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/MapsFleetEngine/samples/V1/VehicleServiceClient/get_vehicle.php b/MapsFleetEngine/samples/V1/VehicleServiceClient/get_vehicle.php
index 7e0840142f46..5fdd930fd4c7 100644
--- a/MapsFleetEngine/samples/V1/VehicleServiceClient/get_vehicle.php
+++ b/MapsFleetEngine/samples/V1/VehicleServiceClient/get_vehicle.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngine/samples/V1/VehicleServiceClient/list_vehicles.php b/MapsFleetEngine/samples/V1/VehicleServiceClient/list_vehicles.php
index 0d0629cd08e6..2696618166a1 100644
--- a/MapsFleetEngine/samples/V1/VehicleServiceClient/list_vehicles.php
+++ b/MapsFleetEngine/samples/V1/VehicleServiceClient/list_vehicles.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngine/samples/V1/VehicleServiceClient/search_vehicles.php b/MapsFleetEngine/samples/V1/VehicleServiceClient/search_vehicles.php
index 0671afa2ba59..7b9265d1d3a6 100644
--- a/MapsFleetEngine/samples/V1/VehicleServiceClient/search_vehicles.php
+++ b/MapsFleetEngine/samples/V1/VehicleServiceClient/search_vehicles.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngine/samples/V1/VehicleServiceClient/update_vehicle.php b/MapsFleetEngine/samples/V1/VehicleServiceClient/update_vehicle.php
index 740fb26c6caa..4f925f0c4aa2 100644
--- a/MapsFleetEngine/samples/V1/VehicleServiceClient/update_vehicle.php
+++ b/MapsFleetEngine/samples/V1/VehicleServiceClient/update_vehicle.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngine/samples/V1/VehicleServiceClient/update_vehicle_attributes.php b/MapsFleetEngine/samples/V1/VehicleServiceClient/update_vehicle_attributes.php
index 9c8ed7a0c76a..75cea85f094d 100644
--- a/MapsFleetEngine/samples/V1/VehicleServiceClient/update_vehicle_attributes.php
+++ b/MapsFleetEngine/samples/V1/VehicleServiceClient/update_vehicle_attributes.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngine/src/V1/Client/TripServiceClient.php b/MapsFleetEngine/src/V1/Client/TripServiceClient.php
index 7d840e2c7ce6..0e4c5fb0488b 100644
--- a/MapsFleetEngine/src/V1/Client/TripServiceClient.php
+++ b/MapsFleetEngine/src/V1/Client/TripServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngine/src/V1/Client/VehicleServiceClient.php b/MapsFleetEngine/src/V1/Client/VehicleServiceClient.php
index 4bc200b949ed..656c448f572a 100644
--- a/MapsFleetEngine/src/V1/Client/VehicleServiceClient.php
+++ b/MapsFleetEngine/src/V1/Client/VehicleServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngine/src/V1/resources/trip_service_descriptor_config.php b/MapsFleetEngine/src/V1/resources/trip_service_descriptor_config.php
index 933577f7cc60..c53059b5b43d 100644
--- a/MapsFleetEngine/src/V1/resources/trip_service_descriptor_config.php
+++ b/MapsFleetEngine/src/V1/resources/trip_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/MapsFleetEngine/src/V1/resources/trip_service_rest_client_config.php b/MapsFleetEngine/src/V1/resources/trip_service_rest_client_config.php
index e926207e309e..1f8e2d1296d1 100644
--- a/MapsFleetEngine/src/V1/resources/trip_service_rest_client_config.php
+++ b/MapsFleetEngine/src/V1/resources/trip_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/MapsFleetEngine/src/V1/resources/vehicle_service_descriptor_config.php b/MapsFleetEngine/src/V1/resources/vehicle_service_descriptor_config.php
index c67831474886..bec7355f7249 100644
--- a/MapsFleetEngine/src/V1/resources/vehicle_service_descriptor_config.php
+++ b/MapsFleetEngine/src/V1/resources/vehicle_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/MapsFleetEngine/src/V1/resources/vehicle_service_rest_client_config.php b/MapsFleetEngine/src/V1/resources/vehicle_service_rest_client_config.php
index 936c0fc7c33f..273f44759b0a 100644
--- a/MapsFleetEngine/src/V1/resources/vehicle_service_rest_client_config.php
+++ b/MapsFleetEngine/src/V1/resources/vehicle_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/MapsFleetEngine/tests/Unit/V1/Client/TripServiceClientTest.php b/MapsFleetEngine/tests/Unit/V1/Client/TripServiceClientTest.php
index fc2d803af239..12da58878baa 100644
--- a/MapsFleetEngine/tests/Unit/V1/Client/TripServiceClientTest.php
+++ b/MapsFleetEngine/tests/Unit/V1/Client/TripServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngine/tests/Unit/V1/Client/VehicleServiceClientTest.php b/MapsFleetEngine/tests/Unit/V1/Client/VehicleServiceClientTest.php
index 9bf0cbf3d4e6..cb737e3d47ef 100644
--- a/MapsFleetEngine/tests/Unit/V1/Client/VehicleServiceClientTest.php
+++ b/MapsFleetEngine/tests/Unit/V1/Client/VehicleServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngineDelivery/owlbot.py b/MapsFleetEngineDelivery/owlbot.py
index 8ebbc8be2107..0ce1318a7154 100644
--- a/MapsFleetEngineDelivery/owlbot.py
+++ b/MapsFleetEngineDelivery/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/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/batch_create_tasks.php b/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/batch_create_tasks.php
index 1c816c55c451..9e28ec2bfece 100644
--- a/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/batch_create_tasks.php
+++ b/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/batch_create_tasks.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/create_delivery_vehicle.php b/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/create_delivery_vehicle.php
index 073a24cbc694..beffe63cb761 100644
--- a/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/create_delivery_vehicle.php
+++ b/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/create_delivery_vehicle.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/create_task.php b/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/create_task.php
index 1a5973aa56dd..db3cffb43bb9 100644
--- a/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/create_task.php
+++ b/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/create_task.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/delete_delivery_vehicle.php b/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/delete_delivery_vehicle.php
index 3371e4c83000..b78438b46cb7 100644
--- a/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/delete_delivery_vehicle.php
+++ b/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/delete_delivery_vehicle.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/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/delete_task.php b/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/delete_task.php
index 7a64b11140b9..deefdd83d3c9 100644
--- a/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/delete_task.php
+++ b/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/delete_task.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/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/get_delivery_vehicle.php b/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/get_delivery_vehicle.php
index 50f56f19dccc..bdf33bdd5cab 100644
--- a/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/get_delivery_vehicle.php
+++ b/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/get_delivery_vehicle.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/get_task.php b/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/get_task.php
index c2813462b02b..1a2f6b454217 100644
--- a/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/get_task.php
+++ b/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/get_task.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/get_task_tracking_info.php b/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/get_task_tracking_info.php
index 8535af281902..0651aad86d96 100644
--- a/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/get_task_tracking_info.php
+++ b/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/get_task_tracking_info.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/list_delivery_vehicles.php b/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/list_delivery_vehicles.php
index 957671072030..d96c73d56f39 100644
--- a/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/list_delivery_vehicles.php
+++ b/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/list_delivery_vehicles.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/list_tasks.php b/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/list_tasks.php
index cbdf67b339bf..0a4c2a43bd12 100644
--- a/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/list_tasks.php
+++ b/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/list_tasks.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/update_delivery_vehicle.php b/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/update_delivery_vehicle.php
index e1c846357a3b..1420b3ab7654 100644
--- a/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/update_delivery_vehicle.php
+++ b/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/update_delivery_vehicle.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/update_task.php b/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/update_task.php
index ba858db67368..bbf77518b515 100644
--- a/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/update_task.php
+++ b/MapsFleetEngineDelivery/samples/V1/DeliveryServiceClient/update_task.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngineDelivery/src/V1/Client/DeliveryServiceClient.php b/MapsFleetEngineDelivery/src/V1/Client/DeliveryServiceClient.php
index cbb2cde8a3e2..d37c8cb2f439 100644
--- a/MapsFleetEngineDelivery/src/V1/Client/DeliveryServiceClient.php
+++ b/MapsFleetEngineDelivery/src/V1/Client/DeliveryServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsFleetEngineDelivery/src/V1/resources/delivery_service_descriptor_config.php b/MapsFleetEngineDelivery/src/V1/resources/delivery_service_descriptor_config.php
index 99e7b7753c2c..2109bd58f18b 100644
--- a/MapsFleetEngineDelivery/src/V1/resources/delivery_service_descriptor_config.php
+++ b/MapsFleetEngineDelivery/src/V1/resources/delivery_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/MapsFleetEngineDelivery/src/V1/resources/delivery_service_rest_client_config.php b/MapsFleetEngineDelivery/src/V1/resources/delivery_service_rest_client_config.php
index 0e5230cab0be..cf1f246b0c31 100644
--- a/MapsFleetEngineDelivery/src/V1/resources/delivery_service_rest_client_config.php
+++ b/MapsFleetEngineDelivery/src/V1/resources/delivery_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/MapsFleetEngineDelivery/tests/Unit/V1/Client/DeliveryServiceClientTest.php b/MapsFleetEngineDelivery/tests/Unit/V1/Client/DeliveryServiceClientTest.php
index 7603580558ff..ef5a5cd09ad3 100644
--- a/MapsFleetEngineDelivery/tests/Unit/V1/Client/DeliveryServiceClientTest.php
+++ b/MapsFleetEngineDelivery/tests/Unit/V1/Client/DeliveryServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsRouteOptimization/owlbot.py b/MapsRouteOptimization/owlbot.py
index 09bf070474f1..89126064712b 100644
--- a/MapsRouteOptimization/owlbot.py
+++ b/MapsRouteOptimization/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/MapsRouteOptimization/samples/V1/RouteOptimizationClient/batch_optimize_tours.php b/MapsRouteOptimization/samples/V1/RouteOptimizationClient/batch_optimize_tours.php
index e118b4dbdf9b..360ea6b56417 100644
--- a/MapsRouteOptimization/samples/V1/RouteOptimizationClient/batch_optimize_tours.php
+++ b/MapsRouteOptimization/samples/V1/RouteOptimizationClient/batch_optimize_tours.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsRouteOptimization/samples/V1/RouteOptimizationClient/optimize_tours.php b/MapsRouteOptimization/samples/V1/RouteOptimizationClient/optimize_tours.php
index 8ad98f631377..8e912c36eb81 100644
--- a/MapsRouteOptimization/samples/V1/RouteOptimizationClient/optimize_tours.php
+++ b/MapsRouteOptimization/samples/V1/RouteOptimizationClient/optimize_tours.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsRouteOptimization/samples/V1/RouteOptimizationClient/optimize_tours_long_running.php b/MapsRouteOptimization/samples/V1/RouteOptimizationClient/optimize_tours_long_running.php
index 340136229d3f..9b4fab295e33 100644
--- a/MapsRouteOptimization/samples/V1/RouteOptimizationClient/optimize_tours_long_running.php
+++ b/MapsRouteOptimization/samples/V1/RouteOptimizationClient/optimize_tours_long_running.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/MapsRouteOptimization/samples/V1/RouteOptimizationClient/optimize_tours_uri.php b/MapsRouteOptimization/samples/V1/RouteOptimizationClient/optimize_tours_uri.php
index 14be219e3301..820ab59a5549 100644
--- a/MapsRouteOptimization/samples/V1/RouteOptimizationClient/optimize_tours_uri.php
+++ b/MapsRouteOptimization/samples/V1/RouteOptimizationClient/optimize_tours_uri.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/MapsRouteOptimization/src/V1/Client/RouteOptimizationClient.php b/MapsRouteOptimization/src/V1/Client/RouteOptimizationClient.php
index 3c92beab8b35..2960c8c5302f 100644
--- a/MapsRouteOptimization/src/V1/Client/RouteOptimizationClient.php
+++ b/MapsRouteOptimization/src/V1/Client/RouteOptimizationClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MapsRouteOptimization/src/V1/resources/route_optimization_descriptor_config.php b/MapsRouteOptimization/src/V1/resources/route_optimization_descriptor_config.php
index 650d8fcb2275..acdabd15993c 100644
--- a/MapsRouteOptimization/src/V1/resources/route_optimization_descriptor_config.php
+++ b/MapsRouteOptimization/src/V1/resources/route_optimization_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/MapsRouteOptimization/src/V1/resources/route_optimization_rest_client_config.php b/MapsRouteOptimization/src/V1/resources/route_optimization_rest_client_config.php
index a6ad0ed076bd..506026b813be 100644
--- a/MapsRouteOptimization/src/V1/resources/route_optimization_rest_client_config.php
+++ b/MapsRouteOptimization/src/V1/resources/route_optimization_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/MapsRouteOptimization/tests/Unit/V1/Client/RouteOptimizationClientTest.php b/MapsRouteOptimization/tests/Unit/V1/Client/RouteOptimizationClientTest.php
index 08eb643b1f0b..e15c77228455 100644
--- a/MapsRouteOptimization/tests/Unit/V1/Client/RouteOptimizationClientTest.php
+++ b/MapsRouteOptimization/tests/Unit/V1/Client/RouteOptimizationClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MediaTranslation/owlbot.py b/MediaTranslation/owlbot.py
index 859b9b868704..eaa13abd0f9f 100644
--- a/MediaTranslation/owlbot.py
+++ b/MediaTranslation/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/MediaTranslation/samples/V1beta1/SpeechTranslationServiceClient/streaming_translate_speech.php b/MediaTranslation/samples/V1beta1/SpeechTranslationServiceClient/streaming_translate_speech.php
index 258da961b50a..18cd49ce13d3 100644
--- a/MediaTranslation/samples/V1beta1/SpeechTranslationServiceClient/streaming_translate_speech.php
+++ b/MediaTranslation/samples/V1beta1/SpeechTranslationServiceClient/streaming_translate_speech.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/MediaTranslation/src/V1beta1/Client/SpeechTranslationServiceClient.php b/MediaTranslation/src/V1beta1/Client/SpeechTranslationServiceClient.php
index 7e392187f9b4..a4a627d9eb7a 100644
--- a/MediaTranslation/src/V1beta1/Client/SpeechTranslationServiceClient.php
+++ b/MediaTranslation/src/V1beta1/Client/SpeechTranslationServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MediaTranslation/src/V1beta1/resources/speech_translation_service_descriptor_config.php b/MediaTranslation/src/V1beta1/resources/speech_translation_service_descriptor_config.php
index d869e566673a..7af518f94e91 100644
--- a/MediaTranslation/src/V1beta1/resources/speech_translation_service_descriptor_config.php
+++ b/MediaTranslation/src/V1beta1/resources/speech_translation_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/MediaTranslation/src/V1beta1/resources/speech_translation_service_rest_client_config.php b/MediaTranslation/src/V1beta1/resources/speech_translation_service_rest_client_config.php
index b33f57959be3..c63ad5e4fd30 100644
--- a/MediaTranslation/src/V1beta1/resources/speech_translation_service_rest_client_config.php
+++ b/MediaTranslation/src/V1beta1/resources/speech_translation_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/MediaTranslation/tests/Unit/V1beta1/Client/SpeechTranslationServiceClientTest.php b/MediaTranslation/tests/Unit/V1beta1/Client/SpeechTranslationServiceClientTest.php
index b3bcb226de95..44c1bf64d997 100644
--- a/MediaTranslation/tests/Unit/V1beta1/Client/SpeechTranslationServiceClientTest.php
+++ b/MediaTranslation/tests/Unit/V1beta1/Client/SpeechTranslationServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Memcache/owlbot.py b/Memcache/owlbot.py
index e16a8bc1817a..04e6411c8526 100644
--- a/Memcache/owlbot.py
+++ b/Memcache/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/Memcache/samples/V1/CloudMemcacheClient/apply_parameters.php b/Memcache/samples/V1/CloudMemcacheClient/apply_parameters.php
index d4c4363f8258..62dcac658de1 100644
--- a/Memcache/samples/V1/CloudMemcacheClient/apply_parameters.php
+++ b/Memcache/samples/V1/CloudMemcacheClient/apply_parameters.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/Memcache/samples/V1/CloudMemcacheClient/create_instance.php b/Memcache/samples/V1/CloudMemcacheClient/create_instance.php
index 80df6745da3d..0d23f68af0f1 100644
--- a/Memcache/samples/V1/CloudMemcacheClient/create_instance.php
+++ b/Memcache/samples/V1/CloudMemcacheClient/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/Memcache/samples/V1/CloudMemcacheClient/delete_instance.php b/Memcache/samples/V1/CloudMemcacheClient/delete_instance.php
index eb471642f486..aea3da55a091 100644
--- a/Memcache/samples/V1/CloudMemcacheClient/delete_instance.php
+++ b/Memcache/samples/V1/CloudMemcacheClient/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/Memcache/samples/V1/CloudMemcacheClient/get_instance.php b/Memcache/samples/V1/CloudMemcacheClient/get_instance.php
index 1c32e1761b80..09024ae8a5ef 100644
--- a/Memcache/samples/V1/CloudMemcacheClient/get_instance.php
+++ b/Memcache/samples/V1/CloudMemcacheClient/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/Memcache/samples/V1/CloudMemcacheClient/get_location.php b/Memcache/samples/V1/CloudMemcacheClient/get_location.php
index ef5ea0be4571..f4c780c17219 100644
--- a/Memcache/samples/V1/CloudMemcacheClient/get_location.php
+++ b/Memcache/samples/V1/CloudMemcacheClient/get_location.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/Memcache/samples/V1/CloudMemcacheClient/list_instances.php b/Memcache/samples/V1/CloudMemcacheClient/list_instances.php
index d54ea642e0cc..1ab3870182b8 100644
--- a/Memcache/samples/V1/CloudMemcacheClient/list_instances.php
+++ b/Memcache/samples/V1/CloudMemcacheClient/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/Memcache/samples/V1/CloudMemcacheClient/list_locations.php b/Memcache/samples/V1/CloudMemcacheClient/list_locations.php
index a10ad5c17354..df91b185a0e9 100644
--- a/Memcache/samples/V1/CloudMemcacheClient/list_locations.php
+++ b/Memcache/samples/V1/CloudMemcacheClient/list_locations.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/Memcache/samples/V1/CloudMemcacheClient/reschedule_maintenance.php b/Memcache/samples/V1/CloudMemcacheClient/reschedule_maintenance.php
index bf0951b2990e..82c50e1f98c9 100644
--- a/Memcache/samples/V1/CloudMemcacheClient/reschedule_maintenance.php
+++ b/Memcache/samples/V1/CloudMemcacheClient/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/Memcache/samples/V1/CloudMemcacheClient/update_instance.php b/Memcache/samples/V1/CloudMemcacheClient/update_instance.php
index b941d4c9abbc..846847391324 100644
--- a/Memcache/samples/V1/CloudMemcacheClient/update_instance.php
+++ b/Memcache/samples/V1/CloudMemcacheClient/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/Memcache/samples/V1/CloudMemcacheClient/update_parameters.php b/Memcache/samples/V1/CloudMemcacheClient/update_parameters.php
index 4ea19f9780b1..cc39364c615d 100644
--- a/Memcache/samples/V1/CloudMemcacheClient/update_parameters.php
+++ b/Memcache/samples/V1/CloudMemcacheClient/update_parameters.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/Memcache/src/V1/Client/CloudMemcacheClient.php b/Memcache/src/V1/Client/CloudMemcacheClient.php
index 26a660b3fea9..e2fa65f2ab75 100644
--- a/Memcache/src/V1/Client/CloudMemcacheClient.php
+++ b/Memcache/src/V1/Client/CloudMemcacheClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Memcache/src/V1/resources/cloud_memcache_descriptor_config.php b/Memcache/src/V1/resources/cloud_memcache_descriptor_config.php
index 97d3dc1ba57d..72b08edd03ee 100644
--- a/Memcache/src/V1/resources/cloud_memcache_descriptor_config.php
+++ b/Memcache/src/V1/resources/cloud_memcache_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/Memcache/src/V1/resources/cloud_memcache_rest_client_config.php b/Memcache/src/V1/resources/cloud_memcache_rest_client_config.php
index 281466044120..f38dedb2cf8a 100644
--- a/Memcache/src/V1/resources/cloud_memcache_rest_client_config.php
+++ b/Memcache/src/V1/resources/cloud_memcache_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/Memcache/tests/Unit/V1/Client/CloudMemcacheClientTest.php b/Memcache/tests/Unit/V1/Client/CloudMemcacheClientTest.php
index 0daab750313c..fc56c758f819 100644
--- a/Memcache/tests/Unit/V1/Client/CloudMemcacheClientTest.php
+++ b/Memcache/tests/Unit/V1/Client/CloudMemcacheClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Memorystore/owlbot.py b/Memorystore/owlbot.py
index 7b9945d51b1e..9502ad8eee48 100644
--- a/Memorystore/owlbot.py
+++ b/Memorystore/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/Memorystore/samples/V1/MemorystoreClient/backup_instance.php b/Memorystore/samples/V1/MemorystoreClient/backup_instance.php
index 230b31c20541..175a5ea66f9a 100644
--- a/Memorystore/samples/V1/MemorystoreClient/backup_instance.php
+++ b/Memorystore/samples/V1/MemorystoreClient/backup_instance.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/Memorystore/samples/V1/MemorystoreClient/create_instance.php b/Memorystore/samples/V1/MemorystoreClient/create_instance.php
index 660549189282..67206ae89a72 100644
--- a/Memorystore/samples/V1/MemorystoreClient/create_instance.php
+++ b/Memorystore/samples/V1/MemorystoreClient/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/Memorystore/samples/V1/MemorystoreClient/delete_backup.php b/Memorystore/samples/V1/MemorystoreClient/delete_backup.php
index ccd83a6aca93..5694ee621660 100644
--- a/Memorystore/samples/V1/MemorystoreClient/delete_backup.php
+++ b/Memorystore/samples/V1/MemorystoreClient/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/Memorystore/samples/V1/MemorystoreClient/delete_instance.php b/Memorystore/samples/V1/MemorystoreClient/delete_instance.php
index fd4fb18b7ba9..ffc1d5ed5e23 100644
--- a/Memorystore/samples/V1/MemorystoreClient/delete_instance.php
+++ b/Memorystore/samples/V1/MemorystoreClient/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/Memorystore/samples/V1/MemorystoreClient/export_backup.php b/Memorystore/samples/V1/MemorystoreClient/export_backup.php
index 2f807b25f426..56ae1d36d418 100644
--- a/Memorystore/samples/V1/MemorystoreClient/export_backup.php
+++ b/Memorystore/samples/V1/MemorystoreClient/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/Memorystore/samples/V1/MemorystoreClient/get_backup.php b/Memorystore/samples/V1/MemorystoreClient/get_backup.php
index a53594e57dbf..8bb6d02959a9 100644
--- a/Memorystore/samples/V1/MemorystoreClient/get_backup.php
+++ b/Memorystore/samples/V1/MemorystoreClient/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/Memorystore/samples/V1/MemorystoreClient/get_backup_collection.php b/Memorystore/samples/V1/MemorystoreClient/get_backup_collection.php
index 7256127d22cd..031b1df71a5a 100644
--- a/Memorystore/samples/V1/MemorystoreClient/get_backup_collection.php
+++ b/Memorystore/samples/V1/MemorystoreClient/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/Memorystore/samples/V1/MemorystoreClient/get_certificate_authority.php b/Memorystore/samples/V1/MemorystoreClient/get_certificate_authority.php
index eb2121794494..cc1ad90d86ee 100644
--- a/Memorystore/samples/V1/MemorystoreClient/get_certificate_authority.php
+++ b/Memorystore/samples/V1/MemorystoreClient/get_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/Memorystore/samples/V1/MemorystoreClient/get_instance.php b/Memorystore/samples/V1/MemorystoreClient/get_instance.php
index 9376db145086..fb24db5221ca 100644
--- a/Memorystore/samples/V1/MemorystoreClient/get_instance.php
+++ b/Memorystore/samples/V1/MemorystoreClient/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/Memorystore/samples/V1/MemorystoreClient/get_location.php b/Memorystore/samples/V1/MemorystoreClient/get_location.php
index d6d06c0f124b..1ddecc2889fc 100644
--- a/Memorystore/samples/V1/MemorystoreClient/get_location.php
+++ b/Memorystore/samples/V1/MemorystoreClient/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/Memorystore/samples/V1/MemorystoreClient/list_backup_collections.php b/Memorystore/samples/V1/MemorystoreClient/list_backup_collections.php
index 69a6f19a988a..9ca0805b32e1 100644
--- a/Memorystore/samples/V1/MemorystoreClient/list_backup_collections.php
+++ b/Memorystore/samples/V1/MemorystoreClient/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/Memorystore/samples/V1/MemorystoreClient/list_backups.php b/Memorystore/samples/V1/MemorystoreClient/list_backups.php
index b8fecda96003..01e3569e2ad4 100644
--- a/Memorystore/samples/V1/MemorystoreClient/list_backups.php
+++ b/Memorystore/samples/V1/MemorystoreClient/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/Memorystore/samples/V1/MemorystoreClient/list_instances.php b/Memorystore/samples/V1/MemorystoreClient/list_instances.php
index addf717a6193..c45b6a6ffcd9 100644
--- a/Memorystore/samples/V1/MemorystoreClient/list_instances.php
+++ b/Memorystore/samples/V1/MemorystoreClient/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/Memorystore/samples/V1/MemorystoreClient/list_locations.php b/Memorystore/samples/V1/MemorystoreClient/list_locations.php
index d8901f682789..37cf3d277f08 100644
--- a/Memorystore/samples/V1/MemorystoreClient/list_locations.php
+++ b/Memorystore/samples/V1/MemorystoreClient/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/Memorystore/samples/V1/MemorystoreClient/reschedule_maintenance.php b/Memorystore/samples/V1/MemorystoreClient/reschedule_maintenance.php
index 609972aa809c..f798a47473de 100644
--- a/Memorystore/samples/V1/MemorystoreClient/reschedule_maintenance.php
+++ b/Memorystore/samples/V1/MemorystoreClient/reschedule_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/Memorystore/samples/V1/MemorystoreClient/update_instance.php b/Memorystore/samples/V1/MemorystoreClient/update_instance.php
index 4f751728e1e3..4cd7b00a6604 100644
--- a/Memorystore/samples/V1/MemorystoreClient/update_instance.php
+++ b/Memorystore/samples/V1/MemorystoreClient/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/Memorystore/samples/V1beta/MemorystoreClient/create_instance.php b/Memorystore/samples/V1beta/MemorystoreClient/create_instance.php
index 0731d7dc7909..db9c2cc49b2f 100644
--- a/Memorystore/samples/V1beta/MemorystoreClient/create_instance.php
+++ b/Memorystore/samples/V1beta/MemorystoreClient/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/Memorystore/samples/V1beta/MemorystoreClient/delete_instance.php b/Memorystore/samples/V1beta/MemorystoreClient/delete_instance.php
index d4975e9ebb6c..986ed029233f 100644
--- a/Memorystore/samples/V1beta/MemorystoreClient/delete_instance.php
+++ b/Memorystore/samples/V1beta/MemorystoreClient/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/Memorystore/samples/V1beta/MemorystoreClient/get_certificate_authority.php b/Memorystore/samples/V1beta/MemorystoreClient/get_certificate_authority.php
index dd34c46ecdb2..9f823bb1908a 100644
--- a/Memorystore/samples/V1beta/MemorystoreClient/get_certificate_authority.php
+++ b/Memorystore/samples/V1beta/MemorystoreClient/get_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/Memorystore/samples/V1beta/MemorystoreClient/get_instance.php b/Memorystore/samples/V1beta/MemorystoreClient/get_instance.php
index f81e16543af2..7388d674d3f5 100644
--- a/Memorystore/samples/V1beta/MemorystoreClient/get_instance.php
+++ b/Memorystore/samples/V1beta/MemorystoreClient/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/Memorystore/samples/V1beta/MemorystoreClient/get_location.php b/Memorystore/samples/V1beta/MemorystoreClient/get_location.php
index 0f0cbb3411b3..a4200d237fb0 100644
--- a/Memorystore/samples/V1beta/MemorystoreClient/get_location.php
+++ b/Memorystore/samples/V1beta/MemorystoreClient/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/Memorystore/samples/V1beta/MemorystoreClient/list_instances.php b/Memorystore/samples/V1beta/MemorystoreClient/list_instances.php
index 782cb8db5e8a..80f0f934e3bd 100644
--- a/Memorystore/samples/V1beta/MemorystoreClient/list_instances.php
+++ b/Memorystore/samples/V1beta/MemorystoreClient/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/Memorystore/samples/V1beta/MemorystoreClient/list_locations.php b/Memorystore/samples/V1beta/MemorystoreClient/list_locations.php
index e1fa466dd6fa..74970da67266 100644
--- a/Memorystore/samples/V1beta/MemorystoreClient/list_locations.php
+++ b/Memorystore/samples/V1beta/MemorystoreClient/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/Memorystore/samples/V1beta/MemorystoreClient/update_instance.php b/Memorystore/samples/V1beta/MemorystoreClient/update_instance.php
index 8f01da9a4eb5..4a2ebf337357 100644
--- a/Memorystore/samples/V1beta/MemorystoreClient/update_instance.php
+++ b/Memorystore/samples/V1beta/MemorystoreClient/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/Memorystore/src/V1/Client/MemorystoreClient.php b/Memorystore/src/V1/Client/MemorystoreClient.php
index fa595bbad795..cb9b36e4b22e 100644
--- a/Memorystore/src/V1/Client/MemorystoreClient.php
+++ b/Memorystore/src/V1/Client/MemorystoreClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Memorystore/src/V1/resources/memorystore_descriptor_config.php b/Memorystore/src/V1/resources/memorystore_descriptor_config.php
index 639e55d0e757..cf87ce21a9fa 100644
--- a/Memorystore/src/V1/resources/memorystore_descriptor_config.php
+++ b/Memorystore/src/V1/resources/memorystore_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/Memorystore/src/V1/resources/memorystore_rest_client_config.php b/Memorystore/src/V1/resources/memorystore_rest_client_config.php
index eeb0340d3ace..0636ea0fcd7f 100644
--- a/Memorystore/src/V1/resources/memorystore_rest_client_config.php
+++ b/Memorystore/src/V1/resources/memorystore_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/Memorystore/src/V1beta/Client/MemorystoreClient.php b/Memorystore/src/V1beta/Client/MemorystoreClient.php
index fde43a6b1e3f..a969e78cb777 100644
--- a/Memorystore/src/V1beta/Client/MemorystoreClient.php
+++ b/Memorystore/src/V1beta/Client/MemorystoreClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Memorystore/src/V1beta/resources/memorystore_descriptor_config.php b/Memorystore/src/V1beta/resources/memorystore_descriptor_config.php
index 4cc22b3436ed..53b2a4ce7191 100644
--- a/Memorystore/src/V1beta/resources/memorystore_descriptor_config.php
+++ b/Memorystore/src/V1beta/resources/memorystore_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/Memorystore/src/V1beta/resources/memorystore_rest_client_config.php b/Memorystore/src/V1beta/resources/memorystore_rest_client_config.php
index 05c4e551a565..826fd542d0c4 100644
--- a/Memorystore/src/V1beta/resources/memorystore_rest_client_config.php
+++ b/Memorystore/src/V1beta/resources/memorystore_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/Memorystore/tests/Unit/V1/Client/MemorystoreClientTest.php b/Memorystore/tests/Unit/V1/Client/MemorystoreClientTest.php
index 4abd1d537b1b..9a0c352cb052 100644
--- a/Memorystore/tests/Unit/V1/Client/MemorystoreClientTest.php
+++ b/Memorystore/tests/Unit/V1/Client/MemorystoreClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/Memorystore/tests/Unit/V1beta/Client/MemorystoreClientTest.php b/Memorystore/tests/Unit/V1beta/Client/MemorystoreClientTest.php
index 90a76ee91b47..53a902c61ba7 100644
--- a/Memorystore/tests/Unit/V1beta/Client/MemorystoreClientTest.php
+++ b/Memorystore/tests/Unit/V1beta/Client/MemorystoreClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MigrationCenter/owlbot.py b/MigrationCenter/owlbot.py
index 704559ce9022..c218d04c8737 100644
--- a/MigrationCenter/owlbot.py
+++ b/MigrationCenter/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/MigrationCenter/samples/V1/MigrationCenterClient/add_assets_to_group.php b/MigrationCenter/samples/V1/MigrationCenterClient/add_assets_to_group.php
index da7ea1987482..99f2a92ea6ac 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/add_assets_to_group.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/add_assets_to_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/MigrationCenter/samples/V1/MigrationCenterClient/aggregate_assets_values.php b/MigrationCenter/samples/V1/MigrationCenterClient/aggregate_assets_values.php
index 4cfef9ece989..fc9d705a0d8f 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/aggregate_assets_values.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/aggregate_assets_values.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/MigrationCenter/samples/V1/MigrationCenterClient/batch_delete_assets.php b/MigrationCenter/samples/V1/MigrationCenterClient/batch_delete_assets.php
index 4197a22ade61..d88e540e0c62 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/batch_delete_assets.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/batch_delete_assets.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/MigrationCenter/samples/V1/MigrationCenterClient/batch_update_assets.php b/MigrationCenter/samples/V1/MigrationCenterClient/batch_update_assets.php
index ab75c99b5ca0..444c03268a27 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/batch_update_assets.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/batch_update_assets.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/MigrationCenter/samples/V1/MigrationCenterClient/create_group.php b/MigrationCenter/samples/V1/MigrationCenterClient/create_group.php
index e06f7231ee2f..77e7265cc4d1 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/create_group.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/create_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/MigrationCenter/samples/V1/MigrationCenterClient/create_import_data_file.php b/MigrationCenter/samples/V1/MigrationCenterClient/create_import_data_file.php
index 2de449740a4d..abdaea32b673 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/create_import_data_file.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/create_import_data_file.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/MigrationCenter/samples/V1/MigrationCenterClient/create_import_job.php b/MigrationCenter/samples/V1/MigrationCenterClient/create_import_job.php
index 46e55a8d6961..64e12f4e5df2 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/create_import_job.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/create_import_job.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/MigrationCenter/samples/V1/MigrationCenterClient/create_preference_set.php b/MigrationCenter/samples/V1/MigrationCenterClient/create_preference_set.php
index 933a6a14a0b4..5ae19fd64f05 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/create_preference_set.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/create_preference_set.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/MigrationCenter/samples/V1/MigrationCenterClient/create_report.php b/MigrationCenter/samples/V1/MigrationCenterClient/create_report.php
index 421728ebac49..e24a2fe661bd 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/create_report.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/create_report.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/MigrationCenter/samples/V1/MigrationCenterClient/create_report_config.php b/MigrationCenter/samples/V1/MigrationCenterClient/create_report_config.php
index 6e25ee0ca82a..dc5c62fd9203 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/create_report_config.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/create_report_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/MigrationCenter/samples/V1/MigrationCenterClient/create_source.php b/MigrationCenter/samples/V1/MigrationCenterClient/create_source.php
index 082e10d06414..bbae6e43deab 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/create_source.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/create_source.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/MigrationCenter/samples/V1/MigrationCenterClient/delete_asset.php b/MigrationCenter/samples/V1/MigrationCenterClient/delete_asset.php
index 6346ee7e888e..b2f395d9545f 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/delete_asset.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/delete_asset.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/MigrationCenter/samples/V1/MigrationCenterClient/delete_group.php b/MigrationCenter/samples/V1/MigrationCenterClient/delete_group.php
index 93046e9cb2da..1a74298bd081 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/delete_group.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/delete_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/MigrationCenter/samples/V1/MigrationCenterClient/delete_import_data_file.php b/MigrationCenter/samples/V1/MigrationCenterClient/delete_import_data_file.php
index 8b2757872a29..2b1728ec96bd 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/delete_import_data_file.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/delete_import_data_file.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/MigrationCenter/samples/V1/MigrationCenterClient/delete_import_job.php b/MigrationCenter/samples/V1/MigrationCenterClient/delete_import_job.php
index bcbc35eb89fe..83c9bc9ff681 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/delete_import_job.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/delete_import_job.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/MigrationCenter/samples/V1/MigrationCenterClient/delete_preference_set.php b/MigrationCenter/samples/V1/MigrationCenterClient/delete_preference_set.php
index 0141e46850f8..f8902b8c4cd1 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/delete_preference_set.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/delete_preference_set.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/MigrationCenter/samples/V1/MigrationCenterClient/delete_report.php b/MigrationCenter/samples/V1/MigrationCenterClient/delete_report.php
index a7241c8070be..9d7295ea86bb 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/delete_report.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/delete_report.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/MigrationCenter/samples/V1/MigrationCenterClient/delete_report_config.php b/MigrationCenter/samples/V1/MigrationCenterClient/delete_report_config.php
index bb9831b96794..933bffa2304a 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/delete_report_config.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/delete_report_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/MigrationCenter/samples/V1/MigrationCenterClient/delete_source.php b/MigrationCenter/samples/V1/MigrationCenterClient/delete_source.php
index 9773c368f538..95123ac41bea 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/delete_source.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/delete_source.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/MigrationCenter/samples/V1/MigrationCenterClient/get_asset.php b/MigrationCenter/samples/V1/MigrationCenterClient/get_asset.php
index 2f52f02d6f28..7daef9207f2c 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/get_asset.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/get_asset.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/MigrationCenter/samples/V1/MigrationCenterClient/get_error_frame.php b/MigrationCenter/samples/V1/MigrationCenterClient/get_error_frame.php
index 2ab84c726c09..6a1864262154 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/get_error_frame.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/get_error_frame.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/MigrationCenter/samples/V1/MigrationCenterClient/get_group.php b/MigrationCenter/samples/V1/MigrationCenterClient/get_group.php
index 290a01df1f00..85972710ab2c 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/get_group.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/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/MigrationCenter/samples/V1/MigrationCenterClient/get_import_data_file.php b/MigrationCenter/samples/V1/MigrationCenterClient/get_import_data_file.php
index cf58675533e3..377ad597fd3d 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/get_import_data_file.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/get_import_data_file.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/MigrationCenter/samples/V1/MigrationCenterClient/get_import_job.php b/MigrationCenter/samples/V1/MigrationCenterClient/get_import_job.php
index 30a7b71b5e5f..523a7c92efae 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/get_import_job.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/get_import_job.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/MigrationCenter/samples/V1/MigrationCenterClient/get_location.php b/MigrationCenter/samples/V1/MigrationCenterClient/get_location.php
index 958db83aac49..c2779d1b0a16 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/get_location.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/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/MigrationCenter/samples/V1/MigrationCenterClient/get_preference_set.php b/MigrationCenter/samples/V1/MigrationCenterClient/get_preference_set.php
index 7f09844f40b6..b88989e41e22 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/get_preference_set.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/get_preference_set.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/MigrationCenter/samples/V1/MigrationCenterClient/get_report.php b/MigrationCenter/samples/V1/MigrationCenterClient/get_report.php
index 8d969c36d5c3..370438c391f4 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/get_report.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/get_report.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/MigrationCenter/samples/V1/MigrationCenterClient/get_report_config.php b/MigrationCenter/samples/V1/MigrationCenterClient/get_report_config.php
index c967aa607f71..8b6223cf98ce 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/get_report_config.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/get_report_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/MigrationCenter/samples/V1/MigrationCenterClient/get_settings.php b/MigrationCenter/samples/V1/MigrationCenterClient/get_settings.php
index 2f1190a9fb06..3dff2587fc7e 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/get_settings.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/get_settings.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/MigrationCenter/samples/V1/MigrationCenterClient/get_source.php b/MigrationCenter/samples/V1/MigrationCenterClient/get_source.php
index 77aa6779c650..736ccf74afd3 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/get_source.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/get_source.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/MigrationCenter/samples/V1/MigrationCenterClient/list_assets.php b/MigrationCenter/samples/V1/MigrationCenterClient/list_assets.php
index 06945ccec109..e95695227a59 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/list_assets.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/list_assets.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/MigrationCenter/samples/V1/MigrationCenterClient/list_error_frames.php b/MigrationCenter/samples/V1/MigrationCenterClient/list_error_frames.php
index 9bc1173c001c..bd21944ad6ec 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/list_error_frames.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/list_error_frames.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/MigrationCenter/samples/V1/MigrationCenterClient/list_groups.php b/MigrationCenter/samples/V1/MigrationCenterClient/list_groups.php
index de64aa4f604c..f102adbfbff8 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/list_groups.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/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/MigrationCenter/samples/V1/MigrationCenterClient/list_import_data_files.php b/MigrationCenter/samples/V1/MigrationCenterClient/list_import_data_files.php
index e0c994d6ebb2..48377fb1e1a5 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/list_import_data_files.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/list_import_data_files.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/MigrationCenter/samples/V1/MigrationCenterClient/list_import_jobs.php b/MigrationCenter/samples/V1/MigrationCenterClient/list_import_jobs.php
index 32b64174d9b0..d5e2ea408b33 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/list_import_jobs.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/list_import_jobs.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/MigrationCenter/samples/V1/MigrationCenterClient/list_locations.php b/MigrationCenter/samples/V1/MigrationCenterClient/list_locations.php
index 1424d4b5bb15..f819c2c7fe54 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/list_locations.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/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/MigrationCenter/samples/V1/MigrationCenterClient/list_preference_sets.php b/MigrationCenter/samples/V1/MigrationCenterClient/list_preference_sets.php
index 8fbb1a10c74f..f270a1321526 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/list_preference_sets.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/list_preference_sets.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/MigrationCenter/samples/V1/MigrationCenterClient/list_report_configs.php b/MigrationCenter/samples/V1/MigrationCenterClient/list_report_configs.php
index 3d1d56d9a656..38b727cfb2a3 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/list_report_configs.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/list_report_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/MigrationCenter/samples/V1/MigrationCenterClient/list_reports.php b/MigrationCenter/samples/V1/MigrationCenterClient/list_reports.php
index de42d9d5b45e..a16d54650b25 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/list_reports.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/list_reports.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/MigrationCenter/samples/V1/MigrationCenterClient/list_sources.php b/MigrationCenter/samples/V1/MigrationCenterClient/list_sources.php
index 12491a6699e9..8edfa9777732 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/list_sources.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/list_sources.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/MigrationCenter/samples/V1/MigrationCenterClient/remove_assets_from_group.php b/MigrationCenter/samples/V1/MigrationCenterClient/remove_assets_from_group.php
index 68443afe9d71..0702a892ecef 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/remove_assets_from_group.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/remove_assets_from_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/MigrationCenter/samples/V1/MigrationCenterClient/report_asset_frames.php b/MigrationCenter/samples/V1/MigrationCenterClient/report_asset_frames.php
index 2c68e2f8d7b9..c6e213bc5ee7 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/report_asset_frames.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/report_asset_frames.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/MigrationCenter/samples/V1/MigrationCenterClient/run_import_job.php b/MigrationCenter/samples/V1/MigrationCenterClient/run_import_job.php
index 3f7425d8552f..a3cb0350c05b 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/run_import_job.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/run_import_job.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/MigrationCenter/samples/V1/MigrationCenterClient/update_asset.php b/MigrationCenter/samples/V1/MigrationCenterClient/update_asset.php
index d12c267da109..9e25d158a98a 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/update_asset.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/update_asset.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/MigrationCenter/samples/V1/MigrationCenterClient/update_group.php b/MigrationCenter/samples/V1/MigrationCenterClient/update_group.php
index 3a6707bc2cad..2b1f2d0b08ea 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/update_group.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/update_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/MigrationCenter/samples/V1/MigrationCenterClient/update_import_job.php b/MigrationCenter/samples/V1/MigrationCenterClient/update_import_job.php
index dd6e3dbbf5e9..d89e8884f688 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/update_import_job.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/update_import_job.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/MigrationCenter/samples/V1/MigrationCenterClient/update_preference_set.php b/MigrationCenter/samples/V1/MigrationCenterClient/update_preference_set.php
index 518ab31aace7..6cbadffb70af 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/update_preference_set.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/update_preference_set.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/MigrationCenter/samples/V1/MigrationCenterClient/update_settings.php b/MigrationCenter/samples/V1/MigrationCenterClient/update_settings.php
index 859d63f7be10..4adc03e46480 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/update_settings.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/update_settings.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/MigrationCenter/samples/V1/MigrationCenterClient/update_source.php b/MigrationCenter/samples/V1/MigrationCenterClient/update_source.php
index 206c236f8520..1d286a15d7b7 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/update_source.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/update_source.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/MigrationCenter/samples/V1/MigrationCenterClient/validate_import_job.php b/MigrationCenter/samples/V1/MigrationCenterClient/validate_import_job.php
index eb2bea1bb9c3..afaccd486b21 100644
--- a/MigrationCenter/samples/V1/MigrationCenterClient/validate_import_job.php
+++ b/MigrationCenter/samples/V1/MigrationCenterClient/validate_import_job.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/MigrationCenter/src/V1/Client/MigrationCenterClient.php b/MigrationCenter/src/V1/Client/MigrationCenterClient.php
index cf97a3e3b2d7..f3c07b24c7e7 100644
--- a/MigrationCenter/src/V1/Client/MigrationCenterClient.php
+++ b/MigrationCenter/src/V1/Client/MigrationCenterClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/MigrationCenter/src/V1/resources/migration_center_descriptor_config.php b/MigrationCenter/src/V1/resources/migration_center_descriptor_config.php
index 27a9cb93b901..637ad83c5c9e 100644
--- a/MigrationCenter/src/V1/resources/migration_center_descriptor_config.php
+++ b/MigrationCenter/src/V1/resources/migration_center_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/MigrationCenter/src/V1/resources/migration_center_rest_client_config.php b/MigrationCenter/src/V1/resources/migration_center_rest_client_config.php
index 209af4c348a6..d9f9c8fc8e1c 100644
--- a/MigrationCenter/src/V1/resources/migration_center_rest_client_config.php
+++ b/MigrationCenter/src/V1/resources/migration_center_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/MigrationCenter/tests/Unit/V1/Client/MigrationCenterClientTest.php b/MigrationCenter/tests/Unit/V1/Client/MigrationCenterClientTest.php
index a08408615957..2dbc9eda67df 100644
--- a/MigrationCenter/tests/Unit/V1/Client/MigrationCenterClientTest.php
+++ b/MigrationCenter/tests/Unit/V1/Client/MigrationCenterClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/ModelArmor/owlbot.py b/ModelArmor/owlbot.py
index f8c214d990f8..7e45db55d2a2 100644
--- a/ModelArmor/owlbot.py
+++ b/ModelArmor/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/ModelArmor/samples/V1/ModelArmorClient/create_template.php b/ModelArmor/samples/V1/ModelArmorClient/create_template.php
index 1a1a762fcad4..b157c840b408 100644
--- a/ModelArmor/samples/V1/ModelArmorClient/create_template.php
+++ b/ModelArmor/samples/V1/ModelArmorClient/create_template.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/ModelArmor/samples/V1/ModelArmorClient/delete_template.php b/ModelArmor/samples/V1/ModelArmorClient/delete_template.php
index 1e8f4662243f..76d9062b8931 100644
--- a/ModelArmor/samples/V1/ModelArmorClient/delete_template.php
+++ b/ModelArmor/samples/V1/ModelArmorClient/delete_template.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/ModelArmor/samples/V1/ModelArmorClient/get_floor_setting.php b/ModelArmor/samples/V1/ModelArmorClient/get_floor_setting.php
index 6c4fa006c9ab..a3a18954ab42 100644
--- a/ModelArmor/samples/V1/ModelArmorClient/get_floor_setting.php
+++ b/ModelArmor/samples/V1/ModelArmorClient/get_floor_setting.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/ModelArmor/samples/V1/ModelArmorClient/get_location.php b/ModelArmor/samples/V1/ModelArmorClient/get_location.php
index 519cfd77befd..e4cae78ee6c3 100644
--- a/ModelArmor/samples/V1/ModelArmorClient/get_location.php
+++ b/ModelArmor/samples/V1/ModelArmorClient/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/ModelArmor/samples/V1/ModelArmorClient/get_template.php b/ModelArmor/samples/V1/ModelArmorClient/get_template.php
index b611f318389c..caced2bec26f 100644
--- a/ModelArmor/samples/V1/ModelArmorClient/get_template.php
+++ b/ModelArmor/samples/V1/ModelArmorClient/get_template.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/ModelArmor/samples/V1/ModelArmorClient/list_locations.php b/ModelArmor/samples/V1/ModelArmorClient/list_locations.php
index 71c4ae16f5c5..67e8f2b651ad 100644
--- a/ModelArmor/samples/V1/ModelArmorClient/list_locations.php
+++ b/ModelArmor/samples/V1/ModelArmorClient/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/ModelArmor/samples/V1/ModelArmorClient/list_templates.php b/ModelArmor/samples/V1/ModelArmorClient/list_templates.php
index 952ed35cabb5..39bf2ea5dc10 100644
--- a/ModelArmor/samples/V1/ModelArmorClient/list_templates.php
+++ b/ModelArmor/samples/V1/ModelArmorClient/list_templates.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/ModelArmor/samples/V1/ModelArmorClient/sanitize_model_response.php b/ModelArmor/samples/V1/ModelArmorClient/sanitize_model_response.php
index 996dd8afe8a4..df1958b335c7 100644
--- a/ModelArmor/samples/V1/ModelArmorClient/sanitize_model_response.php
+++ b/ModelArmor/samples/V1/ModelArmorClient/sanitize_model_response.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/ModelArmor/samples/V1/ModelArmorClient/sanitize_user_prompt.php b/ModelArmor/samples/V1/ModelArmorClient/sanitize_user_prompt.php
index 2b0300d519e1..8252e034bd30 100644
--- a/ModelArmor/samples/V1/ModelArmorClient/sanitize_user_prompt.php
+++ b/ModelArmor/samples/V1/ModelArmorClient/sanitize_user_prompt.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/ModelArmor/samples/V1/ModelArmorClient/update_floor_setting.php b/ModelArmor/samples/V1/ModelArmorClient/update_floor_setting.php
index df0bb00673fd..f59f29d89da6 100644
--- a/ModelArmor/samples/V1/ModelArmorClient/update_floor_setting.php
+++ b/ModelArmor/samples/V1/ModelArmorClient/update_floor_setting.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/ModelArmor/samples/V1/ModelArmorClient/update_template.php b/ModelArmor/samples/V1/ModelArmorClient/update_template.php
index 2da74296bc89..d289039ec4ef 100644
--- a/ModelArmor/samples/V1/ModelArmorClient/update_template.php
+++ b/ModelArmor/samples/V1/ModelArmorClient/update_template.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/ModelArmor/samples/V1beta/ModelArmorClient/create_template.php b/ModelArmor/samples/V1beta/ModelArmorClient/create_template.php
index 6e7df65d496e..9bb642e325c1 100644
--- a/ModelArmor/samples/V1beta/ModelArmorClient/create_template.php
+++ b/ModelArmor/samples/V1beta/ModelArmorClient/create_template.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/ModelArmor/samples/V1beta/ModelArmorClient/delete_template.php b/ModelArmor/samples/V1beta/ModelArmorClient/delete_template.php
index 7786530fb555..5050fc346b21 100644
--- a/ModelArmor/samples/V1beta/ModelArmorClient/delete_template.php
+++ b/ModelArmor/samples/V1beta/ModelArmorClient/delete_template.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/ModelArmor/samples/V1beta/ModelArmorClient/get_floor_setting.php b/ModelArmor/samples/V1beta/ModelArmorClient/get_floor_setting.php
index d07f7c8124b9..fa109df2a3a7 100644
--- a/ModelArmor/samples/V1beta/ModelArmorClient/get_floor_setting.php
+++ b/ModelArmor/samples/V1beta/ModelArmorClient/get_floor_setting.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/ModelArmor/samples/V1beta/ModelArmorClient/get_location.php b/ModelArmor/samples/V1beta/ModelArmorClient/get_location.php
index 18e4640d409d..8ceac16236f8 100644
--- a/ModelArmor/samples/V1beta/ModelArmorClient/get_location.php
+++ b/ModelArmor/samples/V1beta/ModelArmorClient/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/ModelArmor/samples/V1beta/ModelArmorClient/get_template.php b/ModelArmor/samples/V1beta/ModelArmorClient/get_template.php
index 6e1f66ad298e..66b13b13e437 100644
--- a/ModelArmor/samples/V1beta/ModelArmorClient/get_template.php
+++ b/ModelArmor/samples/V1beta/ModelArmorClient/get_template.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/ModelArmor/samples/V1beta/ModelArmorClient/list_locations.php b/ModelArmor/samples/V1beta/ModelArmorClient/list_locations.php
index a0160249533b..e076c8dc61ae 100644
--- a/ModelArmor/samples/V1beta/ModelArmorClient/list_locations.php
+++ b/ModelArmor/samples/V1beta/ModelArmorClient/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/ModelArmor/samples/V1beta/ModelArmorClient/list_templates.php b/ModelArmor/samples/V1beta/ModelArmorClient/list_templates.php
index 709abc158650..ab32b33213d8 100644
--- a/ModelArmor/samples/V1beta/ModelArmorClient/list_templates.php
+++ b/ModelArmor/samples/V1beta/ModelArmorClient/list_templates.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/ModelArmor/samples/V1beta/ModelArmorClient/sanitize_model_response.php b/ModelArmor/samples/V1beta/ModelArmorClient/sanitize_model_response.php
index 07a5f8380536..c8f2fa7202c0 100644
--- a/ModelArmor/samples/V1beta/ModelArmorClient/sanitize_model_response.php
+++ b/ModelArmor/samples/V1beta/ModelArmorClient/sanitize_model_response.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/ModelArmor/samples/V1beta/ModelArmorClient/sanitize_user_prompt.php b/ModelArmor/samples/V1beta/ModelArmorClient/sanitize_user_prompt.php
index 655ccf01c06b..a15a953621a5 100644
--- a/ModelArmor/samples/V1beta/ModelArmorClient/sanitize_user_prompt.php
+++ b/ModelArmor/samples/V1beta/ModelArmorClient/sanitize_user_prompt.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/ModelArmor/samples/V1beta/ModelArmorClient/update_floor_setting.php b/ModelArmor/samples/V1beta/ModelArmorClient/update_floor_setting.php
index c46def227dd2..92b0dd70104e 100644
--- a/ModelArmor/samples/V1beta/ModelArmorClient/update_floor_setting.php
+++ b/ModelArmor/samples/V1beta/ModelArmorClient/update_floor_setting.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/ModelArmor/samples/V1beta/ModelArmorClient/update_template.php b/ModelArmor/samples/V1beta/ModelArmorClient/update_template.php
index 5723eb208a70..4333031cc26a 100644
--- a/ModelArmor/samples/V1beta/ModelArmorClient/update_template.php
+++ b/ModelArmor/samples/V1beta/ModelArmorClient/update_template.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/ModelArmor/src/V1/Client/ModelArmorClient.php b/ModelArmor/src/V1/Client/ModelArmorClient.php
index 4bfe9b70dade..6c86dfcf0816 100644
--- a/ModelArmor/src/V1/Client/ModelArmorClient.php
+++ b/ModelArmor/src/V1/Client/ModelArmorClient.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/ModelArmor/src/V1/resources/model_armor_descriptor_config.php b/ModelArmor/src/V1/resources/model_armor_descriptor_config.php
index 17876d6a21b2..47522a652227 100644
--- a/ModelArmor/src/V1/resources/model_armor_descriptor_config.php
+++ b/ModelArmor/src/V1/resources/model_armor_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/ModelArmor/src/V1/resources/model_armor_rest_client_config.php b/ModelArmor/src/V1/resources/model_armor_rest_client_config.php
index d7f8b927e4ed..b2dcac444549 100644
--- a/ModelArmor/src/V1/resources/model_armor_rest_client_config.php
+++ b/ModelArmor/src/V1/resources/model_armor_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/ModelArmor/src/V1beta/Client/ModelArmorClient.php b/ModelArmor/src/V1beta/Client/ModelArmorClient.php
index c28eb4049317..de3a968e73dd 100644
--- a/ModelArmor/src/V1beta/Client/ModelArmorClient.php
+++ b/ModelArmor/src/V1beta/Client/ModelArmorClient.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/ModelArmor/src/V1beta/resources/model_armor_descriptor_config.php b/ModelArmor/src/V1beta/resources/model_armor_descriptor_config.php
index c3e59cb677cd..b754a3ae67a3 100644
--- a/ModelArmor/src/V1beta/resources/model_armor_descriptor_config.php
+++ b/ModelArmor/src/V1beta/resources/model_armor_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/ModelArmor/src/V1beta/resources/model_armor_rest_client_config.php b/ModelArmor/src/V1beta/resources/model_armor_rest_client_config.php
index 06c70757969e..b5d99f5ce08c 100644
--- a/ModelArmor/src/V1beta/resources/model_armor_rest_client_config.php
+++ b/ModelArmor/src/V1beta/resources/model_armor_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/ModelArmor/tests/Unit/V1/Client/ModelArmorClientTest.php b/ModelArmor/tests/Unit/V1/Client/ModelArmorClientTest.php
index 44bbbc935db7..c9b6834ca765 100644
--- a/ModelArmor/tests/Unit/V1/Client/ModelArmorClientTest.php
+++ b/ModelArmor/tests/Unit/V1/Client/ModelArmorClientTest.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/ModelArmor/tests/Unit/V1beta/Client/ModelArmorClientTest.php b/ModelArmor/tests/Unit/V1beta/Client/ModelArmorClientTest.php
index 865b2b95b1aa..324a5223c0ff 100644
--- a/ModelArmor/tests/Unit/V1beta/Client/ModelArmorClientTest.php
+++ b/ModelArmor/tests/Unit/V1beta/Client/ModelArmorClientTest.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/Monitoring/owlbot.py b/Monitoring/owlbot.py
index a320f62163c8..1f0c5b1b3423 100644
--- a/Monitoring/owlbot.py
+++ b/Monitoring/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/Monitoring/samples/V3/AlertPolicyServiceClient/create_alert_policy.php b/Monitoring/samples/V3/AlertPolicyServiceClient/create_alert_policy.php
index b49499c86e69..6e18a7d6b637 100644
--- a/Monitoring/samples/V3/AlertPolicyServiceClient/create_alert_policy.php
+++ b/Monitoring/samples/V3/AlertPolicyServiceClient/create_alert_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/Monitoring/samples/V3/AlertPolicyServiceClient/delete_alert_policy.php b/Monitoring/samples/V3/AlertPolicyServiceClient/delete_alert_policy.php
index 4e0e1b5c8dc7..07cba05e9e72 100644
--- a/Monitoring/samples/V3/AlertPolicyServiceClient/delete_alert_policy.php
+++ b/Monitoring/samples/V3/AlertPolicyServiceClient/delete_alert_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/Monitoring/samples/V3/AlertPolicyServiceClient/get_alert_policy.php b/Monitoring/samples/V3/AlertPolicyServiceClient/get_alert_policy.php
index f3f901f58dd7..757934193fa5 100644
--- a/Monitoring/samples/V3/AlertPolicyServiceClient/get_alert_policy.php
+++ b/Monitoring/samples/V3/AlertPolicyServiceClient/get_alert_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/Monitoring/samples/V3/AlertPolicyServiceClient/list_alert_policies.php b/Monitoring/samples/V3/AlertPolicyServiceClient/list_alert_policies.php
index 54e9ee917908..dda8dac6927f 100644
--- a/Monitoring/samples/V3/AlertPolicyServiceClient/list_alert_policies.php
+++ b/Monitoring/samples/V3/AlertPolicyServiceClient/list_alert_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/Monitoring/samples/V3/AlertPolicyServiceClient/update_alert_policy.php b/Monitoring/samples/V3/AlertPolicyServiceClient/update_alert_policy.php
index c696b8da5fea..e031665aa3d7 100644
--- a/Monitoring/samples/V3/AlertPolicyServiceClient/update_alert_policy.php
+++ b/Monitoring/samples/V3/AlertPolicyServiceClient/update_alert_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/Monitoring/samples/V3/GroupServiceClient/create_group.php b/Monitoring/samples/V3/GroupServiceClient/create_group.php
index 8a1a90022d25..e3087249c9db 100644
--- a/Monitoring/samples/V3/GroupServiceClient/create_group.php
+++ b/Monitoring/samples/V3/GroupServiceClient/create_group.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/Monitoring/samples/V3/GroupServiceClient/delete_group.php b/Monitoring/samples/V3/GroupServiceClient/delete_group.php
index 0b7aa39abaab..8de23b8615ae 100644
--- a/Monitoring/samples/V3/GroupServiceClient/delete_group.php
+++ b/Monitoring/samples/V3/GroupServiceClient/delete_group.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/Monitoring/samples/V3/GroupServiceClient/get_group.php b/Monitoring/samples/V3/GroupServiceClient/get_group.php
index 75bcb9c318d7..ecd6d7ef17aa 100644
--- a/Monitoring/samples/V3/GroupServiceClient/get_group.php
+++ b/Monitoring/samples/V3/GroupServiceClient/get_group.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/Monitoring/samples/V3/GroupServiceClient/list_group_members.php b/Monitoring/samples/V3/GroupServiceClient/list_group_members.php
index 7fe40fe71d68..d43b1091b86d 100644
--- a/Monitoring/samples/V3/GroupServiceClient/list_group_members.php
+++ b/Monitoring/samples/V3/GroupServiceClient/list_group_members.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/Monitoring/samples/V3/GroupServiceClient/list_groups.php b/Monitoring/samples/V3/GroupServiceClient/list_groups.php
index 9824913c1906..5d4ea8c0cc6a 100644
--- a/Monitoring/samples/V3/GroupServiceClient/list_groups.php
+++ b/Monitoring/samples/V3/GroupServiceClient/list_groups.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/Monitoring/samples/V3/GroupServiceClient/update_group.php b/Monitoring/samples/V3/GroupServiceClient/update_group.php
index 2da43d6eb132..785dee655213 100644
--- a/Monitoring/samples/V3/GroupServiceClient/update_group.php
+++ b/Monitoring/samples/V3/GroupServiceClient/update_group.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/Monitoring/samples/V3/MetricServiceClient/create_metric_descriptor.php b/Monitoring/samples/V3/MetricServiceClient/create_metric_descriptor.php
index 6bd13a39d0f9..96a799e25155 100644
--- a/Monitoring/samples/V3/MetricServiceClient/create_metric_descriptor.php
+++ b/Monitoring/samples/V3/MetricServiceClient/create_metric_descriptor.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/Monitoring/samples/V3/MetricServiceClient/create_service_time_series.php b/Monitoring/samples/V3/MetricServiceClient/create_service_time_series.php
index 598599ca2956..c6247af9c16c 100644
--- a/Monitoring/samples/V3/MetricServiceClient/create_service_time_series.php
+++ b/Monitoring/samples/V3/MetricServiceClient/create_service_time_series.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/Monitoring/samples/V3/MetricServiceClient/create_time_series.php b/Monitoring/samples/V3/MetricServiceClient/create_time_series.php
index 419488c9c128..f6a089ab870e 100644
--- a/Monitoring/samples/V3/MetricServiceClient/create_time_series.php
+++ b/Monitoring/samples/V3/MetricServiceClient/create_time_series.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/Monitoring/samples/V3/MetricServiceClient/delete_metric_descriptor.php b/Monitoring/samples/V3/MetricServiceClient/delete_metric_descriptor.php
index 538faf02b3b3..c8cb59cf4586 100644
--- a/Monitoring/samples/V3/MetricServiceClient/delete_metric_descriptor.php
+++ b/Monitoring/samples/V3/MetricServiceClient/delete_metric_descriptor.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/Monitoring/samples/V3/MetricServiceClient/get_metric_descriptor.php b/Monitoring/samples/V3/MetricServiceClient/get_metric_descriptor.php
index 4913db2b07bd..7583d1a1aeb4 100644
--- a/Monitoring/samples/V3/MetricServiceClient/get_metric_descriptor.php
+++ b/Monitoring/samples/V3/MetricServiceClient/get_metric_descriptor.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/Monitoring/samples/V3/MetricServiceClient/get_monitored_resource_descriptor.php b/Monitoring/samples/V3/MetricServiceClient/get_monitored_resource_descriptor.php
index 05b69a6ca05c..1ac1bf3db902 100644
--- a/Monitoring/samples/V3/MetricServiceClient/get_monitored_resource_descriptor.php
+++ b/Monitoring/samples/V3/MetricServiceClient/get_monitored_resource_descriptor.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/Monitoring/samples/V3/MetricServiceClient/list_metric_descriptors.php b/Monitoring/samples/V3/MetricServiceClient/list_metric_descriptors.php
index 476bec0cbdca..9a088a96b1b1 100644
--- a/Monitoring/samples/V3/MetricServiceClient/list_metric_descriptors.php
+++ b/Monitoring/samples/V3/MetricServiceClient/list_metric_descriptors.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/Monitoring/samples/V3/MetricServiceClient/list_monitored_resource_descriptors.php b/Monitoring/samples/V3/MetricServiceClient/list_monitored_resource_descriptors.php
index f4e75cb9811d..639cea69c525 100644
--- a/Monitoring/samples/V3/MetricServiceClient/list_monitored_resource_descriptors.php
+++ b/Monitoring/samples/V3/MetricServiceClient/list_monitored_resource_descriptors.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/Monitoring/samples/V3/MetricServiceClient/list_time_series.php b/Monitoring/samples/V3/MetricServiceClient/list_time_series.php
index 83960d35fa49..f7f73ef5083a 100644
--- a/Monitoring/samples/V3/MetricServiceClient/list_time_series.php
+++ b/Monitoring/samples/V3/MetricServiceClient/list_time_series.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/Monitoring/samples/V3/NotificationChannelServiceClient/create_notification_channel.php b/Monitoring/samples/V3/NotificationChannelServiceClient/create_notification_channel.php
index 7c61c16bf8ad..08a120ef648f 100644
--- a/Monitoring/samples/V3/NotificationChannelServiceClient/create_notification_channel.php
+++ b/Monitoring/samples/V3/NotificationChannelServiceClient/create_notification_channel.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/Monitoring/samples/V3/NotificationChannelServiceClient/delete_notification_channel.php b/Monitoring/samples/V3/NotificationChannelServiceClient/delete_notification_channel.php
index b368f13f71ea..6d55672e7798 100644
--- a/Monitoring/samples/V3/NotificationChannelServiceClient/delete_notification_channel.php
+++ b/Monitoring/samples/V3/NotificationChannelServiceClient/delete_notification_channel.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/Monitoring/samples/V3/NotificationChannelServiceClient/get_notification_channel.php b/Monitoring/samples/V3/NotificationChannelServiceClient/get_notification_channel.php
index 7a6bdad0ed63..f40139b65250 100644
--- a/Monitoring/samples/V3/NotificationChannelServiceClient/get_notification_channel.php
+++ b/Monitoring/samples/V3/NotificationChannelServiceClient/get_notification_channel.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/Monitoring/samples/V3/NotificationChannelServiceClient/get_notification_channel_descriptor.php b/Monitoring/samples/V3/NotificationChannelServiceClient/get_notification_channel_descriptor.php
index 07fe1994b5fe..136aec836483 100644
--- a/Monitoring/samples/V3/NotificationChannelServiceClient/get_notification_channel_descriptor.php
+++ b/Monitoring/samples/V3/NotificationChannelServiceClient/get_notification_channel_descriptor.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/Monitoring/samples/V3/NotificationChannelServiceClient/get_notification_channel_verification_code.php b/Monitoring/samples/V3/NotificationChannelServiceClient/get_notification_channel_verification_code.php
index 2dd6ab97cf45..b1366b12018d 100644
--- a/Monitoring/samples/V3/NotificationChannelServiceClient/get_notification_channel_verification_code.php
+++ b/Monitoring/samples/V3/NotificationChannelServiceClient/get_notification_channel_verification_code.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/Monitoring/samples/V3/NotificationChannelServiceClient/list_notification_channel_descriptors.php b/Monitoring/samples/V3/NotificationChannelServiceClient/list_notification_channel_descriptors.php
index 609f59d1928c..7e4c1777b704 100644
--- a/Monitoring/samples/V3/NotificationChannelServiceClient/list_notification_channel_descriptors.php
+++ b/Monitoring/samples/V3/NotificationChannelServiceClient/list_notification_channel_descriptors.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/Monitoring/samples/V3/NotificationChannelServiceClient/list_notification_channels.php b/Monitoring/samples/V3/NotificationChannelServiceClient/list_notification_channels.php
index dda91ab7ea7a..268e9235e034 100644
--- a/Monitoring/samples/V3/NotificationChannelServiceClient/list_notification_channels.php
+++ b/Monitoring/samples/V3/NotificationChannelServiceClient/list_notification_channels.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/Monitoring/samples/V3/NotificationChannelServiceClient/send_notification_channel_verification_code.php b/Monitoring/samples/V3/NotificationChannelServiceClient/send_notification_channel_verification_code.php
index 5e5a93180056..e014c30ca0ac 100644
--- a/Monitoring/samples/V3/NotificationChannelServiceClient/send_notification_channel_verification_code.php
+++ b/Monitoring/samples/V3/NotificationChannelServiceClient/send_notification_channel_verification_code.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/Monitoring/samples/V3/NotificationChannelServiceClient/update_notification_channel.php b/Monitoring/samples/V3/NotificationChannelServiceClient/update_notification_channel.php
index b831d4c6962e..3c24a00f2c47 100644
--- a/Monitoring/samples/V3/NotificationChannelServiceClient/update_notification_channel.php
+++ b/Monitoring/samples/V3/NotificationChannelServiceClient/update_notification_channel.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/Monitoring/samples/V3/NotificationChannelServiceClient/verify_notification_channel.php b/Monitoring/samples/V3/NotificationChannelServiceClient/verify_notification_channel.php
index d6367f74a690..5d5e48204f3d 100644
--- a/Monitoring/samples/V3/NotificationChannelServiceClient/verify_notification_channel.php
+++ b/Monitoring/samples/V3/NotificationChannelServiceClient/verify_notification_channel.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/Monitoring/samples/V3/QueryServiceClient/query_time_series.php b/Monitoring/samples/V3/QueryServiceClient/query_time_series.php
index 9641639edeb1..a42f508b9403 100644
--- a/Monitoring/samples/V3/QueryServiceClient/query_time_series.php
+++ b/Monitoring/samples/V3/QueryServiceClient/query_time_series.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/Monitoring/samples/V3/ServiceMonitoringServiceClient/create_service.php b/Monitoring/samples/V3/ServiceMonitoringServiceClient/create_service.php
index 8add387c880a..f2100078f849 100644
--- a/Monitoring/samples/V3/ServiceMonitoringServiceClient/create_service.php
+++ b/Monitoring/samples/V3/ServiceMonitoringServiceClient/create_service.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/Monitoring/samples/V3/ServiceMonitoringServiceClient/create_service_level_objective.php b/Monitoring/samples/V3/ServiceMonitoringServiceClient/create_service_level_objective.php
index a6f39b51f7fb..7f35eb64e0ba 100644
--- a/Monitoring/samples/V3/ServiceMonitoringServiceClient/create_service_level_objective.php
+++ b/Monitoring/samples/V3/ServiceMonitoringServiceClient/create_service_level_objective.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/Monitoring/samples/V3/ServiceMonitoringServiceClient/delete_service.php b/Monitoring/samples/V3/ServiceMonitoringServiceClient/delete_service.php
index 27bc4e0f096d..f3422827cc64 100644
--- a/Monitoring/samples/V3/ServiceMonitoringServiceClient/delete_service.php
+++ b/Monitoring/samples/V3/ServiceMonitoringServiceClient/delete_service.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/Monitoring/samples/V3/ServiceMonitoringServiceClient/delete_service_level_objective.php b/Monitoring/samples/V3/ServiceMonitoringServiceClient/delete_service_level_objective.php
index 739ce6177f4f..156e7df5ff24 100644
--- a/Monitoring/samples/V3/ServiceMonitoringServiceClient/delete_service_level_objective.php
+++ b/Monitoring/samples/V3/ServiceMonitoringServiceClient/delete_service_level_objective.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/Monitoring/samples/V3/ServiceMonitoringServiceClient/get_service.php b/Monitoring/samples/V3/ServiceMonitoringServiceClient/get_service.php
index 5f8ca8134f53..e7159fb246e9 100644
--- a/Monitoring/samples/V3/ServiceMonitoringServiceClient/get_service.php
+++ b/Monitoring/samples/V3/ServiceMonitoringServiceClient/get_service.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/Monitoring/samples/V3/ServiceMonitoringServiceClient/get_service_level_objective.php b/Monitoring/samples/V3/ServiceMonitoringServiceClient/get_service_level_objective.php
index e2ec5ada72ce..e8e578a04196 100644
--- a/Monitoring/samples/V3/ServiceMonitoringServiceClient/get_service_level_objective.php
+++ b/Monitoring/samples/V3/ServiceMonitoringServiceClient/get_service_level_objective.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/Monitoring/samples/V3/ServiceMonitoringServiceClient/list_service_level_objectives.php b/Monitoring/samples/V3/ServiceMonitoringServiceClient/list_service_level_objectives.php
index 7ae396e0621f..c035185aef16 100644
--- a/Monitoring/samples/V3/ServiceMonitoringServiceClient/list_service_level_objectives.php
+++ b/Monitoring/samples/V3/ServiceMonitoringServiceClient/list_service_level_objectives.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/Monitoring/samples/V3/ServiceMonitoringServiceClient/list_services.php b/Monitoring/samples/V3/ServiceMonitoringServiceClient/list_services.php
index 3fdc2d333216..c6f84fe78841 100644
--- a/Monitoring/samples/V3/ServiceMonitoringServiceClient/list_services.php
+++ b/Monitoring/samples/V3/ServiceMonitoringServiceClient/list_services.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/Monitoring/samples/V3/ServiceMonitoringServiceClient/update_service.php b/Monitoring/samples/V3/ServiceMonitoringServiceClient/update_service.php
index fc6e639803bd..c257eb632bf2 100644
--- a/Monitoring/samples/V3/ServiceMonitoringServiceClient/update_service.php
+++ b/Monitoring/samples/V3/ServiceMonitoringServiceClient/update_service.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/Monitoring/samples/V3/ServiceMonitoringServiceClient/update_service_level_objective.php b/Monitoring/samples/V3/ServiceMonitoringServiceClient/update_service_level_objective.php
index 9374fac175ea..ff50fdd1849a 100644
--- a/Monitoring/samples/V3/ServiceMonitoringServiceClient/update_service_level_objective.php
+++ b/Monitoring/samples/V3/ServiceMonitoringServiceClient/update_service_level_objective.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/Monitoring/samples/V3/SnoozeServiceClient/create_snooze.php b/Monitoring/samples/V3/SnoozeServiceClient/create_snooze.php
index c587a4c99525..dfd8989c3635 100644
--- a/Monitoring/samples/V3/SnoozeServiceClient/create_snooze.php
+++ b/Monitoring/samples/V3/SnoozeServiceClient/create_snooze.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/Monitoring/samples/V3/SnoozeServiceClient/get_snooze.php b/Monitoring/samples/V3/SnoozeServiceClient/get_snooze.php
index 6ca12732905c..9628d042291e 100644
--- a/Monitoring/samples/V3/SnoozeServiceClient/get_snooze.php
+++ b/Monitoring/samples/V3/SnoozeServiceClient/get_snooze.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/Monitoring/samples/V3/SnoozeServiceClient/list_snoozes.php b/Monitoring/samples/V3/SnoozeServiceClient/list_snoozes.php
index 1fd11a8117d2..987ac31f18b5 100644
--- a/Monitoring/samples/V3/SnoozeServiceClient/list_snoozes.php
+++ b/Monitoring/samples/V3/SnoozeServiceClient/list_snoozes.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/Monitoring/samples/V3/SnoozeServiceClient/update_snooze.php b/Monitoring/samples/V3/SnoozeServiceClient/update_snooze.php
index fa0ad16d375c..d4bb63bb6ed0 100644
--- a/Monitoring/samples/V3/SnoozeServiceClient/update_snooze.php
+++ b/Monitoring/samples/V3/SnoozeServiceClient/update_snooze.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/Monitoring/samples/V3/UptimeCheckServiceClient/create_uptime_check_config.php b/Monitoring/samples/V3/UptimeCheckServiceClient/create_uptime_check_config.php
index e24845e56655..322e210d98c2 100644
--- a/Monitoring/samples/V3/UptimeCheckServiceClient/create_uptime_check_config.php
+++ b/Monitoring/samples/V3/UptimeCheckServiceClient/create_uptime_check_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/Monitoring/samples/V3/UptimeCheckServiceClient/delete_uptime_check_config.php b/Monitoring/samples/V3/UptimeCheckServiceClient/delete_uptime_check_config.php
index 77a02d3aa7f5..9d47ba26e8cc 100644
--- a/Monitoring/samples/V3/UptimeCheckServiceClient/delete_uptime_check_config.php
+++ b/Monitoring/samples/V3/UptimeCheckServiceClient/delete_uptime_check_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/Monitoring/samples/V3/UptimeCheckServiceClient/get_uptime_check_config.php b/Monitoring/samples/V3/UptimeCheckServiceClient/get_uptime_check_config.php
index 6e1370046a34..017caac70f0a 100644
--- a/Monitoring/samples/V3/UptimeCheckServiceClient/get_uptime_check_config.php
+++ b/Monitoring/samples/V3/UptimeCheckServiceClient/get_uptime_check_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/Monitoring/samples/V3/UptimeCheckServiceClient/list_uptime_check_configs.php b/Monitoring/samples/V3/UptimeCheckServiceClient/list_uptime_check_configs.php
index 54fe0b88d035..199edc59af43 100644
--- a/Monitoring/samples/V3/UptimeCheckServiceClient/list_uptime_check_configs.php
+++ b/Monitoring/samples/V3/UptimeCheckServiceClient/list_uptime_check_configs.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/Monitoring/samples/V3/UptimeCheckServiceClient/list_uptime_check_ips.php b/Monitoring/samples/V3/UptimeCheckServiceClient/list_uptime_check_ips.php
index 315df9681d38..501405747541 100644
--- a/Monitoring/samples/V3/UptimeCheckServiceClient/list_uptime_check_ips.php
+++ b/Monitoring/samples/V3/UptimeCheckServiceClient/list_uptime_check_ips.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/Monitoring/samples/V3/UptimeCheckServiceClient/update_uptime_check_config.php b/Monitoring/samples/V3/UptimeCheckServiceClient/update_uptime_check_config.php
index def4b0c18599..ef38fadfd40b 100644
--- a/Monitoring/samples/V3/UptimeCheckServiceClient/update_uptime_check_config.php
+++ b/Monitoring/samples/V3/UptimeCheckServiceClient/update_uptime_check_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/Monitoring/src/V3/Client/AlertPolicyServiceClient.php b/Monitoring/src/V3/Client/AlertPolicyServiceClient.php
index 4948d370a0ea..72c27b4cc733 100644
--- a/Monitoring/src/V3/Client/AlertPolicyServiceClient.php
+++ b/Monitoring/src/V3/Client/AlertPolicyServiceClient.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/Monitoring/src/V3/Client/GroupServiceClient.php b/Monitoring/src/V3/Client/GroupServiceClient.php
index 08f2ec260480..4ad889621852 100644
--- a/Monitoring/src/V3/Client/GroupServiceClient.php
+++ b/Monitoring/src/V3/Client/GroupServiceClient.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/Monitoring/src/V3/Client/MetricServiceClient.php b/Monitoring/src/V3/Client/MetricServiceClient.php
index 4b205669a40d..e032d1118c1d 100644
--- a/Monitoring/src/V3/Client/MetricServiceClient.php
+++ b/Monitoring/src/V3/Client/MetricServiceClient.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/Monitoring/src/V3/Client/NotificationChannelServiceClient.php b/Monitoring/src/V3/Client/NotificationChannelServiceClient.php
index f6487ee0ed62..5060474dc819 100644
--- a/Monitoring/src/V3/Client/NotificationChannelServiceClient.php
+++ b/Monitoring/src/V3/Client/NotificationChannelServiceClient.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/Monitoring/src/V3/Client/QueryServiceClient.php b/Monitoring/src/V3/Client/QueryServiceClient.php
index 4bc9cb595c15..4f2ff58e6464 100644
--- a/Monitoring/src/V3/Client/QueryServiceClient.php
+++ b/Monitoring/src/V3/Client/QueryServiceClient.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/Monitoring/src/V3/Client/ServiceMonitoringServiceClient.php b/Monitoring/src/V3/Client/ServiceMonitoringServiceClient.php
index 9e579953347f..e7840cdd757c 100644
--- a/Monitoring/src/V3/Client/ServiceMonitoringServiceClient.php
+++ b/Monitoring/src/V3/Client/ServiceMonitoringServiceClient.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/Monitoring/src/V3/Client/SnoozeServiceClient.php b/Monitoring/src/V3/Client/SnoozeServiceClient.php
index c41365097523..39c5ad5503d3 100644
--- a/Monitoring/src/V3/Client/SnoozeServiceClient.php
+++ b/Monitoring/src/V3/Client/SnoozeServiceClient.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/Monitoring/src/V3/Client/UptimeCheckServiceClient.php b/Monitoring/src/V3/Client/UptimeCheckServiceClient.php
index fe35560ead0d..7aa1f6588777 100644
--- a/Monitoring/src/V3/Client/UptimeCheckServiceClient.php
+++ b/Monitoring/src/V3/Client/UptimeCheckServiceClient.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/Monitoring/src/V3/resources/alert_policy_service_descriptor_config.php b/Monitoring/src/V3/resources/alert_policy_service_descriptor_config.php
index 27baf3bd63d1..4887c34fe030 100644
--- a/Monitoring/src/V3/resources/alert_policy_service_descriptor_config.php
+++ b/Monitoring/src/V3/resources/alert_policy_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/Monitoring/src/V3/resources/alert_policy_service_rest_client_config.php b/Monitoring/src/V3/resources/alert_policy_service_rest_client_config.php
index 0d7349c59a59..81502f50c174 100644
--- a/Monitoring/src/V3/resources/alert_policy_service_rest_client_config.php
+++ b/Monitoring/src/V3/resources/alert_policy_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/Monitoring/src/V3/resources/group_service_descriptor_config.php b/Monitoring/src/V3/resources/group_service_descriptor_config.php
index 848688126f49..61b8b11af906 100644
--- a/Monitoring/src/V3/resources/group_service_descriptor_config.php
+++ b/Monitoring/src/V3/resources/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/Monitoring/src/V3/resources/group_service_rest_client_config.php b/Monitoring/src/V3/resources/group_service_rest_client_config.php
index 5ba9b9eae161..1dbe64191fd7 100644
--- a/Monitoring/src/V3/resources/group_service_rest_client_config.php
+++ b/Monitoring/src/V3/resources/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/Monitoring/src/V3/resources/metric_service_descriptor_config.php b/Monitoring/src/V3/resources/metric_service_descriptor_config.php
index 9b3604e012c4..76673a71e1f9 100644
--- a/Monitoring/src/V3/resources/metric_service_descriptor_config.php
+++ b/Monitoring/src/V3/resources/metric_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/Monitoring/src/V3/resources/metric_service_rest_client_config.php b/Monitoring/src/V3/resources/metric_service_rest_client_config.php
index fd8a78f2ee4a..b7c375fb646e 100644
--- a/Monitoring/src/V3/resources/metric_service_rest_client_config.php
+++ b/Monitoring/src/V3/resources/metric_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/Monitoring/src/V3/resources/notification_channel_service_descriptor_config.php b/Monitoring/src/V3/resources/notification_channel_service_descriptor_config.php
index e681f131e8bd..079c083e9d3e 100644
--- a/Monitoring/src/V3/resources/notification_channel_service_descriptor_config.php
+++ b/Monitoring/src/V3/resources/notification_channel_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/Monitoring/src/V3/resources/notification_channel_service_rest_client_config.php b/Monitoring/src/V3/resources/notification_channel_service_rest_client_config.php
index 62a3a462cb6d..69de933de823 100644
--- a/Monitoring/src/V3/resources/notification_channel_service_rest_client_config.php
+++ b/Monitoring/src/V3/resources/notification_channel_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/Monitoring/src/V3/resources/query_service_descriptor_config.php b/Monitoring/src/V3/resources/query_service_descriptor_config.php
index fb4318d4b71f..395b1835e0f2 100644
--- a/Monitoring/src/V3/resources/query_service_descriptor_config.php
+++ b/Monitoring/src/V3/resources/query_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/Monitoring/src/V3/resources/query_service_rest_client_config.php b/Monitoring/src/V3/resources/query_service_rest_client_config.php
index ccce00fab935..203097931420 100644
--- a/Monitoring/src/V3/resources/query_service_rest_client_config.php
+++ b/Monitoring/src/V3/resources/query_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/Monitoring/src/V3/resources/service_monitoring_service_descriptor_config.php b/Monitoring/src/V3/resources/service_monitoring_service_descriptor_config.php
index 70d022dcecaf..f805e04341a7 100644
--- a/Monitoring/src/V3/resources/service_monitoring_service_descriptor_config.php
+++ b/Monitoring/src/V3/resources/service_monitoring_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/Monitoring/src/V3/resources/service_monitoring_service_rest_client_config.php b/Monitoring/src/V3/resources/service_monitoring_service_rest_client_config.php
index f159ae00c322..536794697ca3 100644
--- a/Monitoring/src/V3/resources/service_monitoring_service_rest_client_config.php
+++ b/Monitoring/src/V3/resources/service_monitoring_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/Monitoring/src/V3/resources/snooze_service_descriptor_config.php b/Monitoring/src/V3/resources/snooze_service_descriptor_config.php
index e30f7deb2246..1efeb66b7121 100644
--- a/Monitoring/src/V3/resources/snooze_service_descriptor_config.php
+++ b/Monitoring/src/V3/resources/snooze_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/Monitoring/src/V3/resources/snooze_service_rest_client_config.php b/Monitoring/src/V3/resources/snooze_service_rest_client_config.php
index 4e03ebb1c5a0..d51ac0c870a9 100644
--- a/Monitoring/src/V3/resources/snooze_service_rest_client_config.php
+++ b/Monitoring/src/V3/resources/snooze_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/Monitoring/src/V3/resources/uptime_check_service_descriptor_config.php b/Monitoring/src/V3/resources/uptime_check_service_descriptor_config.php
index bbf075757168..8e33d8923346 100644
--- a/Monitoring/src/V3/resources/uptime_check_service_descriptor_config.php
+++ b/Monitoring/src/V3/resources/uptime_check_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/Monitoring/src/V3/resources/uptime_check_service_rest_client_config.php b/Monitoring/src/V3/resources/uptime_check_service_rest_client_config.php
index 0b609b1e9388..b409703686a9 100644
--- a/Monitoring/src/V3/resources/uptime_check_service_rest_client_config.php
+++ b/Monitoring/src/V3/resources/uptime_check_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/Monitoring/tests/Unit/V3/Client/AlertPolicyServiceClientTest.php b/Monitoring/tests/Unit/V3/Client/AlertPolicyServiceClientTest.php
index d023f71ee9d7..cd05e3e6f3c3 100644
--- a/Monitoring/tests/Unit/V3/Client/AlertPolicyServiceClientTest.php
+++ b/Monitoring/tests/Unit/V3/Client/AlertPolicyServiceClientTest.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/Monitoring/tests/Unit/V3/Client/GroupServiceClientTest.php b/Monitoring/tests/Unit/V3/Client/GroupServiceClientTest.php
index 454d51f0bc92..25baa86f52d2 100644
--- a/Monitoring/tests/Unit/V3/Client/GroupServiceClientTest.php
+++ b/Monitoring/tests/Unit/V3/Client/GroupServiceClientTest.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/Monitoring/tests/Unit/V3/Client/MetricServiceClientTest.php b/Monitoring/tests/Unit/V3/Client/MetricServiceClientTest.php
index e7b42cb050fc..cc0c71bd0267 100644
--- a/Monitoring/tests/Unit/V3/Client/MetricServiceClientTest.php
+++ b/Monitoring/tests/Unit/V3/Client/MetricServiceClientTest.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/Monitoring/tests/Unit/V3/Client/NotificationChannelServiceClientTest.php b/Monitoring/tests/Unit/V3/Client/NotificationChannelServiceClientTest.php
index 0a188141affd..10ec72d9a9fa 100644
--- a/Monitoring/tests/Unit/V3/Client/NotificationChannelServiceClientTest.php
+++ b/Monitoring/tests/Unit/V3/Client/NotificationChannelServiceClientTest.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/Monitoring/tests/Unit/V3/Client/QueryServiceClientTest.php b/Monitoring/tests/Unit/V3/Client/QueryServiceClientTest.php
index 0ff595ba77e5..2f8cbcdacf27 100644
--- a/Monitoring/tests/Unit/V3/Client/QueryServiceClientTest.php
+++ b/Monitoring/tests/Unit/V3/Client/QueryServiceClientTest.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/Monitoring/tests/Unit/V3/Client/ServiceMonitoringServiceClientTest.php b/Monitoring/tests/Unit/V3/Client/ServiceMonitoringServiceClientTest.php
index 6e85e24aafc3..ff9c289422d9 100644
--- a/Monitoring/tests/Unit/V3/Client/ServiceMonitoringServiceClientTest.php
+++ b/Monitoring/tests/Unit/V3/Client/ServiceMonitoringServiceClientTest.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/Monitoring/tests/Unit/V3/Client/SnoozeServiceClientTest.php b/Monitoring/tests/Unit/V3/Client/SnoozeServiceClientTest.php
index d4ee2c0a0565..4dd3eca5f196 100644
--- a/Monitoring/tests/Unit/V3/Client/SnoozeServiceClientTest.php
+++ b/Monitoring/tests/Unit/V3/Client/SnoozeServiceClientTest.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/Monitoring/tests/Unit/V3/Client/UptimeCheckServiceClientTest.php b/Monitoring/tests/Unit/V3/Client/UptimeCheckServiceClientTest.php
index bd68cbe7fffa..c0486a7d8d23 100644
--- a/Monitoring/tests/Unit/V3/Client/UptimeCheckServiceClientTest.php
+++ b/Monitoring/tests/Unit/V3/Client/UptimeCheckServiceClientTest.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.