diff --git a/AccessApproval/owlbot.py b/AccessApproval/owlbot.py
index c323ba98a529..ba3161d035c4 100644
--- a/AccessApproval/owlbot.py
+++ b/AccessApproval/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/AccessApproval/samples/V1/AccessApprovalClient/approve_approval_request.php b/AccessApproval/samples/V1/AccessApprovalClient/approve_approval_request.php
index 826f620dcc2e..257f7854c0e9 100644
--- a/AccessApproval/samples/V1/AccessApprovalClient/approve_approval_request.php
+++ b/AccessApproval/samples/V1/AccessApprovalClient/approve_approval_request.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessApproval/samples/V1/AccessApprovalClient/delete_access_approval_settings.php b/AccessApproval/samples/V1/AccessApprovalClient/delete_access_approval_settings.php
index a6e973cb3c14..4561bd4fa8bd 100644
--- a/AccessApproval/samples/V1/AccessApprovalClient/delete_access_approval_settings.php
+++ b/AccessApproval/samples/V1/AccessApprovalClient/delete_access_approval_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/AccessApproval/samples/V1/AccessApprovalClient/dismiss_approval_request.php b/AccessApproval/samples/V1/AccessApprovalClient/dismiss_approval_request.php
index 89d3f516c1d5..c5248ae4c5ab 100644
--- a/AccessApproval/samples/V1/AccessApprovalClient/dismiss_approval_request.php
+++ b/AccessApproval/samples/V1/AccessApprovalClient/dismiss_approval_request.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessApproval/samples/V1/AccessApprovalClient/get_access_approval_service_account.php b/AccessApproval/samples/V1/AccessApprovalClient/get_access_approval_service_account.php
index 2e33cbce0898..8441d06847dc 100644
--- a/AccessApproval/samples/V1/AccessApprovalClient/get_access_approval_service_account.php
+++ b/AccessApproval/samples/V1/AccessApprovalClient/get_access_approval_service_account.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessApproval/samples/V1/AccessApprovalClient/get_access_approval_settings.php b/AccessApproval/samples/V1/AccessApprovalClient/get_access_approval_settings.php
index 7490cdd73c7a..d2c3464954c5 100644
--- a/AccessApproval/samples/V1/AccessApprovalClient/get_access_approval_settings.php
+++ b/AccessApproval/samples/V1/AccessApprovalClient/get_access_approval_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/AccessApproval/samples/V1/AccessApprovalClient/get_approval_request.php b/AccessApproval/samples/V1/AccessApprovalClient/get_approval_request.php
index 0e0ca3997c5d..df5a8a92c4c0 100644
--- a/AccessApproval/samples/V1/AccessApprovalClient/get_approval_request.php
+++ b/AccessApproval/samples/V1/AccessApprovalClient/get_approval_request.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessApproval/samples/V1/AccessApprovalClient/invalidate_approval_request.php b/AccessApproval/samples/V1/AccessApprovalClient/invalidate_approval_request.php
index 0900b8ca4cf2..f2f46cea9b91 100644
--- a/AccessApproval/samples/V1/AccessApprovalClient/invalidate_approval_request.php
+++ b/AccessApproval/samples/V1/AccessApprovalClient/invalidate_approval_request.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessApproval/samples/V1/AccessApprovalClient/list_approval_requests.php b/AccessApproval/samples/V1/AccessApprovalClient/list_approval_requests.php
index e7aad1221bba..bb2975619184 100644
--- a/AccessApproval/samples/V1/AccessApprovalClient/list_approval_requests.php
+++ b/AccessApproval/samples/V1/AccessApprovalClient/list_approval_requests.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessApproval/samples/V1/AccessApprovalClient/update_access_approval_settings.php b/AccessApproval/samples/V1/AccessApprovalClient/update_access_approval_settings.php
index fefc074f1047..821f7632c8e3 100644
--- a/AccessApproval/samples/V1/AccessApprovalClient/update_access_approval_settings.php
+++ b/AccessApproval/samples/V1/AccessApprovalClient/update_access_approval_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/AccessApproval/src/V1/Client/AccessApprovalClient.php b/AccessApproval/src/V1/Client/AccessApprovalClient.php
index c28cc06c18ff..fa4bca92d1e1 100644
--- a/AccessApproval/src/V1/Client/AccessApprovalClient.php
+++ b/AccessApproval/src/V1/Client/AccessApprovalClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessApproval/src/V1/resources/access_approval_descriptor_config.php b/AccessApproval/src/V1/resources/access_approval_descriptor_config.php
index ee598408eae8..3cd6abf653b0 100644
--- a/AccessApproval/src/V1/resources/access_approval_descriptor_config.php
+++ b/AccessApproval/src/V1/resources/access_approval_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/AccessApproval/src/V1/resources/access_approval_rest_client_config.php b/AccessApproval/src/V1/resources/access_approval_rest_client_config.php
index b6de73248524..75caccd1e57f 100644
--- a/AccessApproval/src/V1/resources/access_approval_rest_client_config.php
+++ b/AccessApproval/src/V1/resources/access_approval_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/AccessApproval/tests/Unit/V1/Client/AccessApprovalClientTest.php b/AccessApproval/tests/Unit/V1/Client/AccessApprovalClientTest.php
index 1c7e1ac64ed2..dfab7523b8dc 100644
--- a/AccessApproval/tests/Unit/V1/Client/AccessApprovalClientTest.php
+++ b/AccessApproval/tests/Unit/V1/Client/AccessApprovalClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessContextManager/owlbot.py b/AccessContextManager/owlbot.py
index dc2dbbe8368e..f7218a55896f 100644
--- a/AccessContextManager/owlbot.py
+++ b/AccessContextManager/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/AccessContextManager/samples/V1/AccessContextManagerClient/commit_service_perimeters.php b/AccessContextManager/samples/V1/AccessContextManagerClient/commit_service_perimeters.php
index 847d7dbba0e9..2c4b78583cc0 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/commit_service_perimeters.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/commit_service_perimeters.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessContextManager/samples/V1/AccessContextManagerClient/create_access_level.php b/AccessContextManager/samples/V1/AccessContextManagerClient/create_access_level.php
index b4f4be6ceeb3..72c39e641273 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/create_access_level.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/create_access_level.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessContextManager/samples/V1/AccessContextManagerClient/create_access_policy.php b/AccessContextManager/samples/V1/AccessContextManagerClient/create_access_policy.php
index 7899ecb3d8a0..a2b46fc28815 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/create_access_policy.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/create_access_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/AccessContextManager/samples/V1/AccessContextManagerClient/create_gcp_user_access_binding.php b/AccessContextManager/samples/V1/AccessContextManagerClient/create_gcp_user_access_binding.php
index 04d191b4521d..a01ce5df14b2 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/create_gcp_user_access_binding.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/create_gcp_user_access_binding.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessContextManager/samples/V1/AccessContextManagerClient/create_service_perimeter.php b/AccessContextManager/samples/V1/AccessContextManagerClient/create_service_perimeter.php
index bf3cc9fc81fc..9f3df4f5a936 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/create_service_perimeter.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/create_service_perimeter.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessContextManager/samples/V1/AccessContextManagerClient/delete_access_level.php b/AccessContextManager/samples/V1/AccessContextManagerClient/delete_access_level.php
index b277ae2259dc..55c148435547 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/delete_access_level.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/delete_access_level.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessContextManager/samples/V1/AccessContextManagerClient/delete_access_policy.php b/AccessContextManager/samples/V1/AccessContextManagerClient/delete_access_policy.php
index c50de0835759..83da4f063f8c 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/delete_access_policy.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/delete_access_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/AccessContextManager/samples/V1/AccessContextManagerClient/delete_gcp_user_access_binding.php b/AccessContextManager/samples/V1/AccessContextManagerClient/delete_gcp_user_access_binding.php
index a526d4af2bf8..1bd1b2557c3c 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/delete_gcp_user_access_binding.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/delete_gcp_user_access_binding.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessContextManager/samples/V1/AccessContextManagerClient/delete_service_perimeter.php b/AccessContextManager/samples/V1/AccessContextManagerClient/delete_service_perimeter.php
index fd73c7e911bd..8428e6ec0d21 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/delete_service_perimeter.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/delete_service_perimeter.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessContextManager/samples/V1/AccessContextManagerClient/get_access_level.php b/AccessContextManager/samples/V1/AccessContextManagerClient/get_access_level.php
index e25ab31ac6fa..8da217ddb312 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/get_access_level.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/get_access_level.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessContextManager/samples/V1/AccessContextManagerClient/get_access_policy.php b/AccessContextManager/samples/V1/AccessContextManagerClient/get_access_policy.php
index b1945df469a5..99100c9c264a 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/get_access_policy.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/get_access_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/AccessContextManager/samples/V1/AccessContextManagerClient/get_gcp_user_access_binding.php b/AccessContextManager/samples/V1/AccessContextManagerClient/get_gcp_user_access_binding.php
index 5bf925ad5e25..af58bbb84b22 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/get_gcp_user_access_binding.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/get_gcp_user_access_binding.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessContextManager/samples/V1/AccessContextManagerClient/get_iam_policy.php b/AccessContextManager/samples/V1/AccessContextManagerClient/get_iam_policy.php
index 1dfcf40fce98..0a0fbdea1b8c 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/get_iam_policy.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/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/AccessContextManager/samples/V1/AccessContextManagerClient/get_service_perimeter.php b/AccessContextManager/samples/V1/AccessContextManagerClient/get_service_perimeter.php
index 51c7c10f5250..73bbcf961de4 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/get_service_perimeter.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/get_service_perimeter.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessContextManager/samples/V1/AccessContextManagerClient/list_access_levels.php b/AccessContextManager/samples/V1/AccessContextManagerClient/list_access_levels.php
index 5a4bc41ee9bb..99698077d800 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/list_access_levels.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/list_access_levels.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessContextManager/samples/V1/AccessContextManagerClient/list_access_policies.php b/AccessContextManager/samples/V1/AccessContextManagerClient/list_access_policies.php
index dc43a8218a77..2f86d8eea1a5 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/list_access_policies.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/list_access_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/AccessContextManager/samples/V1/AccessContextManagerClient/list_gcp_user_access_bindings.php b/AccessContextManager/samples/V1/AccessContextManagerClient/list_gcp_user_access_bindings.php
index c56dba7c7156..d71ffb057acd 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/list_gcp_user_access_bindings.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/list_gcp_user_access_bindings.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessContextManager/samples/V1/AccessContextManagerClient/list_service_perimeters.php b/AccessContextManager/samples/V1/AccessContextManagerClient/list_service_perimeters.php
index af66c43a5027..3502b0bc7d6a 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/list_service_perimeters.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/list_service_perimeters.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessContextManager/samples/V1/AccessContextManagerClient/replace_access_levels.php b/AccessContextManager/samples/V1/AccessContextManagerClient/replace_access_levels.php
index 9ea78117483a..15aa34453055 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/replace_access_levels.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/replace_access_levels.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessContextManager/samples/V1/AccessContextManagerClient/replace_service_perimeters.php b/AccessContextManager/samples/V1/AccessContextManagerClient/replace_service_perimeters.php
index bfaa584c9d2c..3b9d860a0061 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/replace_service_perimeters.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/replace_service_perimeters.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessContextManager/samples/V1/AccessContextManagerClient/set_iam_policy.php b/AccessContextManager/samples/V1/AccessContextManagerClient/set_iam_policy.php
index 04ff61857075..a20f81087610 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/set_iam_policy.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/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/AccessContextManager/samples/V1/AccessContextManagerClient/test_iam_permissions.php b/AccessContextManager/samples/V1/AccessContextManagerClient/test_iam_permissions.php
index d957a5c615f0..ab70438af3b6 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/test_iam_permissions.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/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/AccessContextManager/samples/V1/AccessContextManagerClient/update_access_level.php b/AccessContextManager/samples/V1/AccessContextManagerClient/update_access_level.php
index 1685740ae768..79e1cd01bfac 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/update_access_level.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/update_access_level.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessContextManager/samples/V1/AccessContextManagerClient/update_access_policy.php b/AccessContextManager/samples/V1/AccessContextManagerClient/update_access_policy.php
index b40898aa6b6b..a848aea0b8b3 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/update_access_policy.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/update_access_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/AccessContextManager/samples/V1/AccessContextManagerClient/update_gcp_user_access_binding.php b/AccessContextManager/samples/V1/AccessContextManagerClient/update_gcp_user_access_binding.php
index dfa5ac3c8f09..20f2bac5c444 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/update_gcp_user_access_binding.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/update_gcp_user_access_binding.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessContextManager/samples/V1/AccessContextManagerClient/update_service_perimeter.php b/AccessContextManager/samples/V1/AccessContextManagerClient/update_service_perimeter.php
index 64763ce0e442..e8a85dfaf3f4 100644
--- a/AccessContextManager/samples/V1/AccessContextManagerClient/update_service_perimeter.php
+++ b/AccessContextManager/samples/V1/AccessContextManagerClient/update_service_perimeter.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessContextManager/src/V1/Client/AccessContextManagerClient.php b/AccessContextManager/src/V1/Client/AccessContextManagerClient.php
index d0e05accc972..bb521a64cb2d 100644
--- a/AccessContextManager/src/V1/Client/AccessContextManagerClient.php
+++ b/AccessContextManager/src/V1/Client/AccessContextManagerClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AccessContextManager/src/V1/resources/access_context_manager_descriptor_config.php b/AccessContextManager/src/V1/resources/access_context_manager_descriptor_config.php
index ef0360386e08..a4bba8c484e2 100644
--- a/AccessContextManager/src/V1/resources/access_context_manager_descriptor_config.php
+++ b/AccessContextManager/src/V1/resources/access_context_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/AccessContextManager/src/V1/resources/access_context_manager_rest_client_config.php b/AccessContextManager/src/V1/resources/access_context_manager_rest_client_config.php
index 882136ccb86d..3212681f5d78 100644
--- a/AccessContextManager/src/V1/resources/access_context_manager_rest_client_config.php
+++ b/AccessContextManager/src/V1/resources/access_context_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/AccessContextManager/tests/Unit/V1/Client/AccessContextManagerClientTest.php b/AccessContextManager/tests/Unit/V1/Client/AccessContextManagerClientTest.php
index 175602afa155..1a82ea8dc0f5 100644
--- a/AccessContextManager/tests/Unit/V1/Client/AccessContextManagerClientTest.php
+++ b/AccessContextManager/tests/Unit/V1/Client/AccessContextManagerClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/owlbot.py b/AdsAdManager/owlbot.py
index fbde07876c27..711782cb442e 100644
--- a/AdsAdManager/owlbot.py
+++ b/AdsAdManager/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/AdsAdManager/samples/V1/AdBreakServiceClient/create_ad_break.php b/AdsAdManager/samples/V1/AdBreakServiceClient/create_ad_break.php
index 5abba28905b5..bc441e0cf6b9 100644
--- a/AdsAdManager/samples/V1/AdBreakServiceClient/create_ad_break.php
+++ b/AdsAdManager/samples/V1/AdBreakServiceClient/create_ad_break.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/AdBreakServiceClient/delete_ad_break.php b/AdsAdManager/samples/V1/AdBreakServiceClient/delete_ad_break.php
index 174c72cdcf03..1b43eb6ef62b 100644
--- a/AdsAdManager/samples/V1/AdBreakServiceClient/delete_ad_break.php
+++ b/AdsAdManager/samples/V1/AdBreakServiceClient/delete_ad_break.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/AdBreakServiceClient/get_ad_break.php b/AdsAdManager/samples/V1/AdBreakServiceClient/get_ad_break.php
index 68a75133a3e1..2ee02c2a0be8 100644
--- a/AdsAdManager/samples/V1/AdBreakServiceClient/get_ad_break.php
+++ b/AdsAdManager/samples/V1/AdBreakServiceClient/get_ad_break.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/AdBreakServiceClient/list_ad_breaks.php b/AdsAdManager/samples/V1/AdBreakServiceClient/list_ad_breaks.php
index c6c327486a3a..fb731e28664f 100644
--- a/AdsAdManager/samples/V1/AdBreakServiceClient/list_ad_breaks.php
+++ b/AdsAdManager/samples/V1/AdBreakServiceClient/list_ad_breaks.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/AdBreakServiceClient/update_ad_break.php b/AdsAdManager/samples/V1/AdBreakServiceClient/update_ad_break.php
index a57082c4ba4e..c1ed5ee8bd18 100644
--- a/AdsAdManager/samples/V1/AdBreakServiceClient/update_ad_break.php
+++ b/AdsAdManager/samples/V1/AdBreakServiceClient/update_ad_break.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/AdReviewCenterAdServiceClient/batch_allow_ad_review_center_ads.php b/AdsAdManager/samples/V1/AdReviewCenterAdServiceClient/batch_allow_ad_review_center_ads.php
index 9f87f8aa570b..7475019bb1d2 100644
--- a/AdsAdManager/samples/V1/AdReviewCenterAdServiceClient/batch_allow_ad_review_center_ads.php
+++ b/AdsAdManager/samples/V1/AdReviewCenterAdServiceClient/batch_allow_ad_review_center_ads.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/AdReviewCenterAdServiceClient/batch_block_ad_review_center_ads.php b/AdsAdManager/samples/V1/AdReviewCenterAdServiceClient/batch_block_ad_review_center_ads.php
index ae80ac54d291..3ac12ac7fdc4 100644
--- a/AdsAdManager/samples/V1/AdReviewCenterAdServiceClient/batch_block_ad_review_center_ads.php
+++ b/AdsAdManager/samples/V1/AdReviewCenterAdServiceClient/batch_block_ad_review_center_ads.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/AdReviewCenterAdServiceClient/search_ad_review_center_ads.php b/AdsAdManager/samples/V1/AdReviewCenterAdServiceClient/search_ad_review_center_ads.php
index fc3780289642..9b30888f8cfd 100644
--- a/AdsAdManager/samples/V1/AdReviewCenterAdServiceClient/search_ad_review_center_ads.php
+++ b/AdsAdManager/samples/V1/AdReviewCenterAdServiceClient/search_ad_review_center_ads.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/AdUnitServiceClient/batch_activate_ad_units.php b/AdsAdManager/samples/V1/AdUnitServiceClient/batch_activate_ad_units.php
index fd4542340fa8..26da65b969f8 100644
--- a/AdsAdManager/samples/V1/AdUnitServiceClient/batch_activate_ad_units.php
+++ b/AdsAdManager/samples/V1/AdUnitServiceClient/batch_activate_ad_units.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/AdUnitServiceClient/batch_archive_ad_units.php b/AdsAdManager/samples/V1/AdUnitServiceClient/batch_archive_ad_units.php
index ee7a59c65fbb..84b2d544d72c 100644
--- a/AdsAdManager/samples/V1/AdUnitServiceClient/batch_archive_ad_units.php
+++ b/AdsAdManager/samples/V1/AdUnitServiceClient/batch_archive_ad_units.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/AdUnitServiceClient/batch_create_ad_units.php b/AdsAdManager/samples/V1/AdUnitServiceClient/batch_create_ad_units.php
index 5d8ed533c47c..f7b9cdb1365a 100644
--- a/AdsAdManager/samples/V1/AdUnitServiceClient/batch_create_ad_units.php
+++ b/AdsAdManager/samples/V1/AdUnitServiceClient/batch_create_ad_units.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/AdUnitServiceClient/batch_deactivate_ad_units.php b/AdsAdManager/samples/V1/AdUnitServiceClient/batch_deactivate_ad_units.php
index 9ba36e78709f..6676bf8d8db1 100644
--- a/AdsAdManager/samples/V1/AdUnitServiceClient/batch_deactivate_ad_units.php
+++ b/AdsAdManager/samples/V1/AdUnitServiceClient/batch_deactivate_ad_units.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/AdUnitServiceClient/batch_update_ad_units.php b/AdsAdManager/samples/V1/AdUnitServiceClient/batch_update_ad_units.php
index 03063c6433c6..0a72059fa6f5 100644
--- a/AdsAdManager/samples/V1/AdUnitServiceClient/batch_update_ad_units.php
+++ b/AdsAdManager/samples/V1/AdUnitServiceClient/batch_update_ad_units.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/AdUnitServiceClient/create_ad_unit.php b/AdsAdManager/samples/V1/AdUnitServiceClient/create_ad_unit.php
index 4cd3cb1d3c9e..7cbf8d67041f 100644
--- a/AdsAdManager/samples/V1/AdUnitServiceClient/create_ad_unit.php
+++ b/AdsAdManager/samples/V1/AdUnitServiceClient/create_ad_unit.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/AdUnitServiceClient/get_ad_unit.php b/AdsAdManager/samples/V1/AdUnitServiceClient/get_ad_unit.php
index 65beefc2bac4..f2d43a81a61e 100644
--- a/AdsAdManager/samples/V1/AdUnitServiceClient/get_ad_unit.php
+++ b/AdsAdManager/samples/V1/AdUnitServiceClient/get_ad_unit.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/AdUnitServiceClient/list_ad_unit_sizes.php b/AdsAdManager/samples/V1/AdUnitServiceClient/list_ad_unit_sizes.php
index 8ef9a2670bcd..2f23d194fe00 100644
--- a/AdsAdManager/samples/V1/AdUnitServiceClient/list_ad_unit_sizes.php
+++ b/AdsAdManager/samples/V1/AdUnitServiceClient/list_ad_unit_sizes.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/AdUnitServiceClient/list_ad_units.php b/AdsAdManager/samples/V1/AdUnitServiceClient/list_ad_units.php
index ce3aee8767a3..d4055f0410fe 100644
--- a/AdsAdManager/samples/V1/AdUnitServiceClient/list_ad_units.php
+++ b/AdsAdManager/samples/V1/AdUnitServiceClient/list_ad_units.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/AdUnitServiceClient/update_ad_unit.php b/AdsAdManager/samples/V1/AdUnitServiceClient/update_ad_unit.php
index b18c8879fe03..effecb8c8d21 100644
--- a/AdsAdManager/samples/V1/AdUnitServiceClient/update_ad_unit.php
+++ b/AdsAdManager/samples/V1/AdUnitServiceClient/update_ad_unit.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/ApplicationServiceClient/get_application.php b/AdsAdManager/samples/V1/ApplicationServiceClient/get_application.php
index 6ae6bc092ff3..4f9df7813b82 100644
--- a/AdsAdManager/samples/V1/ApplicationServiceClient/get_application.php
+++ b/AdsAdManager/samples/V1/ApplicationServiceClient/get_application.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/ApplicationServiceClient/list_applications.php b/AdsAdManager/samples/V1/ApplicationServiceClient/list_applications.php
index 276549217ffe..592a6a947329 100644
--- a/AdsAdManager/samples/V1/ApplicationServiceClient/list_applications.php
+++ b/AdsAdManager/samples/V1/ApplicationServiceClient/list_applications.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/AudienceSegmentServiceClient/get_audience_segment.php b/AdsAdManager/samples/V1/AudienceSegmentServiceClient/get_audience_segment.php
index 6d22ef943f99..d33efc50a2b6 100644
--- a/AdsAdManager/samples/V1/AudienceSegmentServiceClient/get_audience_segment.php
+++ b/AdsAdManager/samples/V1/AudienceSegmentServiceClient/get_audience_segment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/AudienceSegmentServiceClient/list_audience_segments.php b/AdsAdManager/samples/V1/AudienceSegmentServiceClient/list_audience_segments.php
index 136eead07030..de076f7e0c23 100644
--- a/AdsAdManager/samples/V1/AudienceSegmentServiceClient/list_audience_segments.php
+++ b/AdsAdManager/samples/V1/AudienceSegmentServiceClient/list_audience_segments.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/BandwidthGroupServiceClient/get_bandwidth_group.php b/AdsAdManager/samples/V1/BandwidthGroupServiceClient/get_bandwidth_group.php
index 6d66ad07b2eb..50088731d515 100644
--- a/AdsAdManager/samples/V1/BandwidthGroupServiceClient/get_bandwidth_group.php
+++ b/AdsAdManager/samples/V1/BandwidthGroupServiceClient/get_bandwidth_group.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/BandwidthGroupServiceClient/list_bandwidth_groups.php b/AdsAdManager/samples/V1/BandwidthGroupServiceClient/list_bandwidth_groups.php
index 0109e3573bcd..d3aac19bf094 100644
--- a/AdsAdManager/samples/V1/BandwidthGroupServiceClient/list_bandwidth_groups.php
+++ b/AdsAdManager/samples/V1/BandwidthGroupServiceClient/list_bandwidth_groups.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/BrowserLanguageServiceClient/get_browser_language.php b/AdsAdManager/samples/V1/BrowserLanguageServiceClient/get_browser_language.php
index 600dfc698279..93d213140086 100644
--- a/AdsAdManager/samples/V1/BrowserLanguageServiceClient/get_browser_language.php
+++ b/AdsAdManager/samples/V1/BrowserLanguageServiceClient/get_browser_language.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/BrowserLanguageServiceClient/list_browser_languages.php b/AdsAdManager/samples/V1/BrowserLanguageServiceClient/list_browser_languages.php
index 72b07b7a542f..e8fbccba2b1f 100644
--- a/AdsAdManager/samples/V1/BrowserLanguageServiceClient/list_browser_languages.php
+++ b/AdsAdManager/samples/V1/BrowserLanguageServiceClient/list_browser_languages.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/BrowserServiceClient/get_browser.php b/AdsAdManager/samples/V1/BrowserServiceClient/get_browser.php
index ee067ec53198..dc18627249f3 100644
--- a/AdsAdManager/samples/V1/BrowserServiceClient/get_browser.php
+++ b/AdsAdManager/samples/V1/BrowserServiceClient/get_browser.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/BrowserServiceClient/list_browsers.php b/AdsAdManager/samples/V1/BrowserServiceClient/list_browsers.php
index e41a6ce05b91..d41af0b9ccb8 100644
--- a/AdsAdManager/samples/V1/BrowserServiceClient/list_browsers.php
+++ b/AdsAdManager/samples/V1/BrowserServiceClient/list_browsers.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/CmsMetadataKeyServiceClient/get_cms_metadata_key.php b/AdsAdManager/samples/V1/CmsMetadataKeyServiceClient/get_cms_metadata_key.php
index fe146c9ea4b4..f07f28902b3b 100644
--- a/AdsAdManager/samples/V1/CmsMetadataKeyServiceClient/get_cms_metadata_key.php
+++ b/AdsAdManager/samples/V1/CmsMetadataKeyServiceClient/get_cms_metadata_key.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/CmsMetadataKeyServiceClient/list_cms_metadata_keys.php b/AdsAdManager/samples/V1/CmsMetadataKeyServiceClient/list_cms_metadata_keys.php
index a6ddeef6f428..ae0895ac215d 100644
--- a/AdsAdManager/samples/V1/CmsMetadataKeyServiceClient/list_cms_metadata_keys.php
+++ b/AdsAdManager/samples/V1/CmsMetadataKeyServiceClient/list_cms_metadata_keys.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/CmsMetadataValueServiceClient/get_cms_metadata_value.php b/AdsAdManager/samples/V1/CmsMetadataValueServiceClient/get_cms_metadata_value.php
index 72aa53389c85..969e4b143079 100644
--- a/AdsAdManager/samples/V1/CmsMetadataValueServiceClient/get_cms_metadata_value.php
+++ b/AdsAdManager/samples/V1/CmsMetadataValueServiceClient/get_cms_metadata_value.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/CmsMetadataValueServiceClient/list_cms_metadata_values.php b/AdsAdManager/samples/V1/CmsMetadataValueServiceClient/list_cms_metadata_values.php
index fa349c54b545..be4d10dcc7d3 100644
--- a/AdsAdManager/samples/V1/CmsMetadataValueServiceClient/list_cms_metadata_values.php
+++ b/AdsAdManager/samples/V1/CmsMetadataValueServiceClient/list_cms_metadata_values.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/CompanyServiceClient/get_company.php b/AdsAdManager/samples/V1/CompanyServiceClient/get_company.php
index e6d7a591058f..1dedd5a9b9f0 100644
--- a/AdsAdManager/samples/V1/CompanyServiceClient/get_company.php
+++ b/AdsAdManager/samples/V1/CompanyServiceClient/get_company.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/CompanyServiceClient/list_companies.php b/AdsAdManager/samples/V1/CompanyServiceClient/list_companies.php
index 8d4dc43d8cc2..f4b8eb65cb7e 100644
--- a/AdsAdManager/samples/V1/CompanyServiceClient/list_companies.php
+++ b/AdsAdManager/samples/V1/CompanyServiceClient/list_companies.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/ContactServiceClient/batch_create_contacts.php b/AdsAdManager/samples/V1/ContactServiceClient/batch_create_contacts.php
index 2f72b3bb98e5..93742694dd2b 100644
--- a/AdsAdManager/samples/V1/ContactServiceClient/batch_create_contacts.php
+++ b/AdsAdManager/samples/V1/ContactServiceClient/batch_create_contacts.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/ContactServiceClient/batch_update_contacts.php b/AdsAdManager/samples/V1/ContactServiceClient/batch_update_contacts.php
index a5941d368924..8467c832f199 100644
--- a/AdsAdManager/samples/V1/ContactServiceClient/batch_update_contacts.php
+++ b/AdsAdManager/samples/V1/ContactServiceClient/batch_update_contacts.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/ContactServiceClient/create_contact.php b/AdsAdManager/samples/V1/ContactServiceClient/create_contact.php
index 978523b7dd63..e057594a0d03 100644
--- a/AdsAdManager/samples/V1/ContactServiceClient/create_contact.php
+++ b/AdsAdManager/samples/V1/ContactServiceClient/create_contact.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/ContactServiceClient/get_contact.php b/AdsAdManager/samples/V1/ContactServiceClient/get_contact.php
index fe772efd6fde..b273d8a8b4df 100644
--- a/AdsAdManager/samples/V1/ContactServiceClient/get_contact.php
+++ b/AdsAdManager/samples/V1/ContactServiceClient/get_contact.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/ContactServiceClient/list_contacts.php b/AdsAdManager/samples/V1/ContactServiceClient/list_contacts.php
index 35d3a1da5b6e..46a70da8044d 100644
--- a/AdsAdManager/samples/V1/ContactServiceClient/list_contacts.php
+++ b/AdsAdManager/samples/V1/ContactServiceClient/list_contacts.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/ContactServiceClient/update_contact.php b/AdsAdManager/samples/V1/ContactServiceClient/update_contact.php
index 4643f62b0b94..532fe8cf6317 100644
--- a/AdsAdManager/samples/V1/ContactServiceClient/update_contact.php
+++ b/AdsAdManager/samples/V1/ContactServiceClient/update_contact.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/ContentBundleServiceClient/get_content_bundle.php b/AdsAdManager/samples/V1/ContentBundleServiceClient/get_content_bundle.php
index f469be7d8b59..ac07873af8cc 100644
--- a/AdsAdManager/samples/V1/ContentBundleServiceClient/get_content_bundle.php
+++ b/AdsAdManager/samples/V1/ContentBundleServiceClient/get_content_bundle.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/ContentBundleServiceClient/list_content_bundles.php b/AdsAdManager/samples/V1/ContentBundleServiceClient/list_content_bundles.php
index 8ae267ca241c..9a7773fbefb3 100644
--- a/AdsAdManager/samples/V1/ContentBundleServiceClient/list_content_bundles.php
+++ b/AdsAdManager/samples/V1/ContentBundleServiceClient/list_content_bundles.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/ContentLabelServiceClient/get_content_label.php b/AdsAdManager/samples/V1/ContentLabelServiceClient/get_content_label.php
index 1a5d36827cd2..efc59d08e94b 100644
--- a/AdsAdManager/samples/V1/ContentLabelServiceClient/get_content_label.php
+++ b/AdsAdManager/samples/V1/ContentLabelServiceClient/get_content_label.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/ContentLabelServiceClient/list_content_labels.php b/AdsAdManager/samples/V1/ContentLabelServiceClient/list_content_labels.php
index dc1be0df0b83..e4dadff3f1f8 100644
--- a/AdsAdManager/samples/V1/ContentLabelServiceClient/list_content_labels.php
+++ b/AdsAdManager/samples/V1/ContentLabelServiceClient/list_content_labels.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/ContentServiceClient/get_content.php b/AdsAdManager/samples/V1/ContentServiceClient/get_content.php
index b0836814cb9f..cf05ad9a3b75 100644
--- a/AdsAdManager/samples/V1/ContentServiceClient/get_content.php
+++ b/AdsAdManager/samples/V1/ContentServiceClient/get_content.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/ContentServiceClient/list_content.php b/AdsAdManager/samples/V1/ContentServiceClient/list_content.php
index 005eba45eb8e..76aefdd4f758 100644
--- a/AdsAdManager/samples/V1/ContentServiceClient/list_content.php
+++ b/AdsAdManager/samples/V1/ContentServiceClient/list_content.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/CreativeTemplateServiceClient/get_creative_template.php b/AdsAdManager/samples/V1/CreativeTemplateServiceClient/get_creative_template.php
index b384703db856..ba1a92f09232 100644
--- a/AdsAdManager/samples/V1/CreativeTemplateServiceClient/get_creative_template.php
+++ b/AdsAdManager/samples/V1/CreativeTemplateServiceClient/get_creative_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/AdsAdManager/samples/V1/CreativeTemplateServiceClient/list_creative_templates.php b/AdsAdManager/samples/V1/CreativeTemplateServiceClient/list_creative_templates.php
index ffb77c9a2b57..5dd949551869 100644
--- a/AdsAdManager/samples/V1/CreativeTemplateServiceClient/list_creative_templates.php
+++ b/AdsAdManager/samples/V1/CreativeTemplateServiceClient/list_creative_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/AdsAdManager/samples/V1/CustomFieldServiceClient/batch_activate_custom_fields.php b/AdsAdManager/samples/V1/CustomFieldServiceClient/batch_activate_custom_fields.php
index 78a714090dde..0b5ef91fd652 100644
--- a/AdsAdManager/samples/V1/CustomFieldServiceClient/batch_activate_custom_fields.php
+++ b/AdsAdManager/samples/V1/CustomFieldServiceClient/batch_activate_custom_fields.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/CustomFieldServiceClient/batch_create_custom_fields.php b/AdsAdManager/samples/V1/CustomFieldServiceClient/batch_create_custom_fields.php
index fc3903cec159..499c94edcc09 100644
--- a/AdsAdManager/samples/V1/CustomFieldServiceClient/batch_create_custom_fields.php
+++ b/AdsAdManager/samples/V1/CustomFieldServiceClient/batch_create_custom_fields.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/CustomFieldServiceClient/batch_deactivate_custom_fields.php b/AdsAdManager/samples/V1/CustomFieldServiceClient/batch_deactivate_custom_fields.php
index 782e0a0efb64..25c987a15e1a 100644
--- a/AdsAdManager/samples/V1/CustomFieldServiceClient/batch_deactivate_custom_fields.php
+++ b/AdsAdManager/samples/V1/CustomFieldServiceClient/batch_deactivate_custom_fields.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/CustomFieldServiceClient/batch_update_custom_fields.php b/AdsAdManager/samples/V1/CustomFieldServiceClient/batch_update_custom_fields.php
index eebcd7aa1571..1ee5641b8807 100644
--- a/AdsAdManager/samples/V1/CustomFieldServiceClient/batch_update_custom_fields.php
+++ b/AdsAdManager/samples/V1/CustomFieldServiceClient/batch_update_custom_fields.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/CustomFieldServiceClient/create_custom_field.php b/AdsAdManager/samples/V1/CustomFieldServiceClient/create_custom_field.php
index f74db3790187..f46928b33511 100644
--- a/AdsAdManager/samples/V1/CustomFieldServiceClient/create_custom_field.php
+++ b/AdsAdManager/samples/V1/CustomFieldServiceClient/create_custom_field.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/CustomFieldServiceClient/get_custom_field.php b/AdsAdManager/samples/V1/CustomFieldServiceClient/get_custom_field.php
index 29bfc6c0aa75..90206cfbbf74 100644
--- a/AdsAdManager/samples/V1/CustomFieldServiceClient/get_custom_field.php
+++ b/AdsAdManager/samples/V1/CustomFieldServiceClient/get_custom_field.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/CustomFieldServiceClient/list_custom_fields.php b/AdsAdManager/samples/V1/CustomFieldServiceClient/list_custom_fields.php
index 567ad182b995..39136daac959 100644
--- a/AdsAdManager/samples/V1/CustomFieldServiceClient/list_custom_fields.php
+++ b/AdsAdManager/samples/V1/CustomFieldServiceClient/list_custom_fields.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/CustomFieldServiceClient/update_custom_field.php b/AdsAdManager/samples/V1/CustomFieldServiceClient/update_custom_field.php
index b2239eda6015..430d88d96036 100644
--- a/AdsAdManager/samples/V1/CustomFieldServiceClient/update_custom_field.php
+++ b/AdsAdManager/samples/V1/CustomFieldServiceClient/update_custom_field.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/batch_activate_custom_targeting_keys.php b/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/batch_activate_custom_targeting_keys.php
index da5204cc4654..a8b45284bb65 100644
--- a/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/batch_activate_custom_targeting_keys.php
+++ b/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/batch_activate_custom_targeting_keys.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/batch_create_custom_targeting_keys.php b/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/batch_create_custom_targeting_keys.php
index e77e1491a468..6f4daea7ae58 100644
--- a/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/batch_create_custom_targeting_keys.php
+++ b/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/batch_create_custom_targeting_keys.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/batch_deactivate_custom_targeting_keys.php b/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/batch_deactivate_custom_targeting_keys.php
index f405005f2c41..589676784a53 100644
--- a/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/batch_deactivate_custom_targeting_keys.php
+++ b/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/batch_deactivate_custom_targeting_keys.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/batch_update_custom_targeting_keys.php b/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/batch_update_custom_targeting_keys.php
index c44d83684ab7..03085c67dfe7 100644
--- a/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/batch_update_custom_targeting_keys.php
+++ b/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/batch_update_custom_targeting_keys.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/create_custom_targeting_key.php b/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/create_custom_targeting_key.php
index 6fc69fd15f68..29bda5c6d53a 100644
--- a/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/create_custom_targeting_key.php
+++ b/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/create_custom_targeting_key.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/get_custom_targeting_key.php b/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/get_custom_targeting_key.php
index b0d9dc91962a..d0c13ed456f8 100644
--- a/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/get_custom_targeting_key.php
+++ b/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/get_custom_targeting_key.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/list_custom_targeting_keys.php b/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/list_custom_targeting_keys.php
index d6b65e2da987..9540906bed4a 100644
--- a/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/list_custom_targeting_keys.php
+++ b/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/list_custom_targeting_keys.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/update_custom_targeting_key.php b/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/update_custom_targeting_key.php
index 8cd7b6e25072..5ff60380987b 100644
--- a/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/update_custom_targeting_key.php
+++ b/AdsAdManager/samples/V1/CustomTargetingKeyServiceClient/update_custom_targeting_key.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/CustomTargetingValueServiceClient/get_custom_targeting_value.php b/AdsAdManager/samples/V1/CustomTargetingValueServiceClient/get_custom_targeting_value.php
index 8beb6faf3069..56f4a309873b 100644
--- a/AdsAdManager/samples/V1/CustomTargetingValueServiceClient/get_custom_targeting_value.php
+++ b/AdsAdManager/samples/V1/CustomTargetingValueServiceClient/get_custom_targeting_value.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/CustomTargetingValueServiceClient/list_custom_targeting_values.php b/AdsAdManager/samples/V1/CustomTargetingValueServiceClient/list_custom_targeting_values.php
index 6c9bd5ee8659..4136e2afaf43 100644
--- a/AdsAdManager/samples/V1/CustomTargetingValueServiceClient/list_custom_targeting_values.php
+++ b/AdsAdManager/samples/V1/CustomTargetingValueServiceClient/list_custom_targeting_values.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/DeviceCapabilityServiceClient/get_device_capability.php b/AdsAdManager/samples/V1/DeviceCapabilityServiceClient/get_device_capability.php
index 2ebe26170930..955fa1569a9a 100644
--- a/AdsAdManager/samples/V1/DeviceCapabilityServiceClient/get_device_capability.php
+++ b/AdsAdManager/samples/V1/DeviceCapabilityServiceClient/get_device_capability.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/DeviceCapabilityServiceClient/list_device_capabilities.php b/AdsAdManager/samples/V1/DeviceCapabilityServiceClient/list_device_capabilities.php
index 6ec9bdcc299b..9023d708638c 100644
--- a/AdsAdManager/samples/V1/DeviceCapabilityServiceClient/list_device_capabilities.php
+++ b/AdsAdManager/samples/V1/DeviceCapabilityServiceClient/list_device_capabilities.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/DeviceCategoryServiceClient/get_device_category.php b/AdsAdManager/samples/V1/DeviceCategoryServiceClient/get_device_category.php
index ce7a4e473a50..0765e94be611 100644
--- a/AdsAdManager/samples/V1/DeviceCategoryServiceClient/get_device_category.php
+++ b/AdsAdManager/samples/V1/DeviceCategoryServiceClient/get_device_category.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/DeviceCategoryServiceClient/list_device_categories.php b/AdsAdManager/samples/V1/DeviceCategoryServiceClient/list_device_categories.php
index 8e8adab0dd68..36f2709f8bf7 100644
--- a/AdsAdManager/samples/V1/DeviceCategoryServiceClient/list_device_categories.php
+++ b/AdsAdManager/samples/V1/DeviceCategoryServiceClient/list_device_categories.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/DeviceManufacturerServiceClient/get_device_manufacturer.php b/AdsAdManager/samples/V1/DeviceManufacturerServiceClient/get_device_manufacturer.php
index af4f2da19715..80475804271e 100644
--- a/AdsAdManager/samples/V1/DeviceManufacturerServiceClient/get_device_manufacturer.php
+++ b/AdsAdManager/samples/V1/DeviceManufacturerServiceClient/get_device_manufacturer.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/DeviceManufacturerServiceClient/list_device_manufacturers.php b/AdsAdManager/samples/V1/DeviceManufacturerServiceClient/list_device_manufacturers.php
index 5244f9a070d2..69c6f3972984 100644
--- a/AdsAdManager/samples/V1/DeviceManufacturerServiceClient/list_device_manufacturers.php
+++ b/AdsAdManager/samples/V1/DeviceManufacturerServiceClient/list_device_manufacturers.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/EntitySignalsMappingServiceClient/batch_create_entity_signals_mappings.php b/AdsAdManager/samples/V1/EntitySignalsMappingServiceClient/batch_create_entity_signals_mappings.php
index fb6132071c6a..f3b9c67938a8 100644
--- a/AdsAdManager/samples/V1/EntitySignalsMappingServiceClient/batch_create_entity_signals_mappings.php
+++ b/AdsAdManager/samples/V1/EntitySignalsMappingServiceClient/batch_create_entity_signals_mappings.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/EntitySignalsMappingServiceClient/batch_update_entity_signals_mappings.php b/AdsAdManager/samples/V1/EntitySignalsMappingServiceClient/batch_update_entity_signals_mappings.php
index 9520149c9480..5b20ec90f7ee 100644
--- a/AdsAdManager/samples/V1/EntitySignalsMappingServiceClient/batch_update_entity_signals_mappings.php
+++ b/AdsAdManager/samples/V1/EntitySignalsMappingServiceClient/batch_update_entity_signals_mappings.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/EntitySignalsMappingServiceClient/create_entity_signals_mapping.php b/AdsAdManager/samples/V1/EntitySignalsMappingServiceClient/create_entity_signals_mapping.php
index 50720282248c..00205966ab1a 100644
--- a/AdsAdManager/samples/V1/EntitySignalsMappingServiceClient/create_entity_signals_mapping.php
+++ b/AdsAdManager/samples/V1/EntitySignalsMappingServiceClient/create_entity_signals_mapping.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/EntitySignalsMappingServiceClient/get_entity_signals_mapping.php b/AdsAdManager/samples/V1/EntitySignalsMappingServiceClient/get_entity_signals_mapping.php
index cab830f32665..92eceedd42ba 100644
--- a/AdsAdManager/samples/V1/EntitySignalsMappingServiceClient/get_entity_signals_mapping.php
+++ b/AdsAdManager/samples/V1/EntitySignalsMappingServiceClient/get_entity_signals_mapping.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/EntitySignalsMappingServiceClient/list_entity_signals_mappings.php b/AdsAdManager/samples/V1/EntitySignalsMappingServiceClient/list_entity_signals_mappings.php
index 071543bb0cae..d54a8764a305 100644
--- a/AdsAdManager/samples/V1/EntitySignalsMappingServiceClient/list_entity_signals_mappings.php
+++ b/AdsAdManager/samples/V1/EntitySignalsMappingServiceClient/list_entity_signals_mappings.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/EntitySignalsMappingServiceClient/update_entity_signals_mapping.php b/AdsAdManager/samples/V1/EntitySignalsMappingServiceClient/update_entity_signals_mapping.php
index 35b740df7452..59069ba25710 100644
--- a/AdsAdManager/samples/V1/EntitySignalsMappingServiceClient/update_entity_signals_mapping.php
+++ b/AdsAdManager/samples/V1/EntitySignalsMappingServiceClient/update_entity_signals_mapping.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/GeoTargetServiceClient/get_geo_target.php b/AdsAdManager/samples/V1/GeoTargetServiceClient/get_geo_target.php
index c0334e6ae7f8..53797b16b4dc 100644
--- a/AdsAdManager/samples/V1/GeoTargetServiceClient/get_geo_target.php
+++ b/AdsAdManager/samples/V1/GeoTargetServiceClient/get_geo_target.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/GeoTargetServiceClient/list_geo_targets.php b/AdsAdManager/samples/V1/GeoTargetServiceClient/list_geo_targets.php
index 811ed47c3ea1..c807a9589b44 100644
--- a/AdsAdManager/samples/V1/GeoTargetServiceClient/list_geo_targets.php
+++ b/AdsAdManager/samples/V1/GeoTargetServiceClient/list_geo_targets.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/LineItemServiceClient/get_line_item.php b/AdsAdManager/samples/V1/LineItemServiceClient/get_line_item.php
index a8e3addb3b47..5751b2fdda01 100644
--- a/AdsAdManager/samples/V1/LineItemServiceClient/get_line_item.php
+++ b/AdsAdManager/samples/V1/LineItemServiceClient/get_line_item.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/LineItemServiceClient/list_line_items.php b/AdsAdManager/samples/V1/LineItemServiceClient/list_line_items.php
index 4bd345c2d28a..bc435c379ac8 100644
--- a/AdsAdManager/samples/V1/LineItemServiceClient/list_line_items.php
+++ b/AdsAdManager/samples/V1/LineItemServiceClient/list_line_items.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/MobileCarrierServiceClient/get_mobile_carrier.php b/AdsAdManager/samples/V1/MobileCarrierServiceClient/get_mobile_carrier.php
index 08755866b934..c9b4d7cf17c4 100644
--- a/AdsAdManager/samples/V1/MobileCarrierServiceClient/get_mobile_carrier.php
+++ b/AdsAdManager/samples/V1/MobileCarrierServiceClient/get_mobile_carrier.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/MobileCarrierServiceClient/list_mobile_carriers.php b/AdsAdManager/samples/V1/MobileCarrierServiceClient/list_mobile_carriers.php
index e637d4e4f78e..12273b07abc3 100644
--- a/AdsAdManager/samples/V1/MobileCarrierServiceClient/list_mobile_carriers.php
+++ b/AdsAdManager/samples/V1/MobileCarrierServiceClient/list_mobile_carriers.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/MobileDeviceServiceClient/get_mobile_device.php b/AdsAdManager/samples/V1/MobileDeviceServiceClient/get_mobile_device.php
index 4d0a1e8e8f16..1aedeb2348ef 100644
--- a/AdsAdManager/samples/V1/MobileDeviceServiceClient/get_mobile_device.php
+++ b/AdsAdManager/samples/V1/MobileDeviceServiceClient/get_mobile_device.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/MobileDeviceServiceClient/list_mobile_devices.php b/AdsAdManager/samples/V1/MobileDeviceServiceClient/list_mobile_devices.php
index 8ebb98d24e9c..084c13288ccd 100644
--- a/AdsAdManager/samples/V1/MobileDeviceServiceClient/list_mobile_devices.php
+++ b/AdsAdManager/samples/V1/MobileDeviceServiceClient/list_mobile_devices.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/MobileDeviceSubmodelServiceClient/get_mobile_device_submodel.php b/AdsAdManager/samples/V1/MobileDeviceSubmodelServiceClient/get_mobile_device_submodel.php
index 36899cae14d1..0aae752ce671 100644
--- a/AdsAdManager/samples/V1/MobileDeviceSubmodelServiceClient/get_mobile_device_submodel.php
+++ b/AdsAdManager/samples/V1/MobileDeviceSubmodelServiceClient/get_mobile_device_submodel.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/MobileDeviceSubmodelServiceClient/list_mobile_device_submodels.php b/AdsAdManager/samples/V1/MobileDeviceSubmodelServiceClient/list_mobile_device_submodels.php
index 7862bd10efe7..8984f80ead54 100644
--- a/AdsAdManager/samples/V1/MobileDeviceSubmodelServiceClient/list_mobile_device_submodels.php
+++ b/AdsAdManager/samples/V1/MobileDeviceSubmodelServiceClient/list_mobile_device_submodels.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/NetworkServiceClient/get_network.php b/AdsAdManager/samples/V1/NetworkServiceClient/get_network.php
index 2adcbc9af117..93134e90a094 100644
--- a/AdsAdManager/samples/V1/NetworkServiceClient/get_network.php
+++ b/AdsAdManager/samples/V1/NetworkServiceClient/get_network.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/NetworkServiceClient/list_networks.php b/AdsAdManager/samples/V1/NetworkServiceClient/list_networks.php
index f832f86bb314..472a8fdfb6f7 100644
--- a/AdsAdManager/samples/V1/NetworkServiceClient/list_networks.php
+++ b/AdsAdManager/samples/V1/NetworkServiceClient/list_networks.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/OperatingSystemServiceClient/get_operating_system.php b/AdsAdManager/samples/V1/OperatingSystemServiceClient/get_operating_system.php
index 4c1f76ea9fbc..f6f975669b92 100644
--- a/AdsAdManager/samples/V1/OperatingSystemServiceClient/get_operating_system.php
+++ b/AdsAdManager/samples/V1/OperatingSystemServiceClient/get_operating_system.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/OperatingSystemServiceClient/list_operating_systems.php b/AdsAdManager/samples/V1/OperatingSystemServiceClient/list_operating_systems.php
index c474f5388146..b2ae73f6b00a 100644
--- a/AdsAdManager/samples/V1/OperatingSystemServiceClient/list_operating_systems.php
+++ b/AdsAdManager/samples/V1/OperatingSystemServiceClient/list_operating_systems.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/OperatingSystemVersionServiceClient/get_operating_system_version.php b/AdsAdManager/samples/V1/OperatingSystemVersionServiceClient/get_operating_system_version.php
index 369f571d6695..1caf8a5d20c3 100644
--- a/AdsAdManager/samples/V1/OperatingSystemVersionServiceClient/get_operating_system_version.php
+++ b/AdsAdManager/samples/V1/OperatingSystemVersionServiceClient/get_operating_system_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/AdsAdManager/samples/V1/OperatingSystemVersionServiceClient/list_operating_system_versions.php b/AdsAdManager/samples/V1/OperatingSystemVersionServiceClient/list_operating_system_versions.php
index 26b601e160e2..3b069ebe9d62 100644
--- a/AdsAdManager/samples/V1/OperatingSystemVersionServiceClient/list_operating_system_versions.php
+++ b/AdsAdManager/samples/V1/OperatingSystemVersionServiceClient/list_operating_system_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/AdsAdManager/samples/V1/OrderServiceClient/get_order.php b/AdsAdManager/samples/V1/OrderServiceClient/get_order.php
index 53aac6d7d6ea..d6ee1f255c12 100644
--- a/AdsAdManager/samples/V1/OrderServiceClient/get_order.php
+++ b/AdsAdManager/samples/V1/OrderServiceClient/get_order.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/OrderServiceClient/list_orders.php b/AdsAdManager/samples/V1/OrderServiceClient/list_orders.php
index ef3b2c31aa3b..8a9551aa3b8e 100644
--- a/AdsAdManager/samples/V1/OrderServiceClient/list_orders.php
+++ b/AdsAdManager/samples/V1/OrderServiceClient/list_orders.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/PlacementServiceClient/batch_activate_placements.php b/AdsAdManager/samples/V1/PlacementServiceClient/batch_activate_placements.php
index 599b766d579c..385f77374a61 100644
--- a/AdsAdManager/samples/V1/PlacementServiceClient/batch_activate_placements.php
+++ b/AdsAdManager/samples/V1/PlacementServiceClient/batch_activate_placements.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/PlacementServiceClient/batch_archive_placements.php b/AdsAdManager/samples/V1/PlacementServiceClient/batch_archive_placements.php
index ce56d8ae9163..98d1cd61d8d4 100644
--- a/AdsAdManager/samples/V1/PlacementServiceClient/batch_archive_placements.php
+++ b/AdsAdManager/samples/V1/PlacementServiceClient/batch_archive_placements.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/PlacementServiceClient/batch_create_placements.php b/AdsAdManager/samples/V1/PlacementServiceClient/batch_create_placements.php
index 10f39e2b2957..db7e935cc3c2 100644
--- a/AdsAdManager/samples/V1/PlacementServiceClient/batch_create_placements.php
+++ b/AdsAdManager/samples/V1/PlacementServiceClient/batch_create_placements.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/PlacementServiceClient/batch_deactivate_placements.php b/AdsAdManager/samples/V1/PlacementServiceClient/batch_deactivate_placements.php
index a81415b072dd..1854d809b977 100644
--- a/AdsAdManager/samples/V1/PlacementServiceClient/batch_deactivate_placements.php
+++ b/AdsAdManager/samples/V1/PlacementServiceClient/batch_deactivate_placements.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/PlacementServiceClient/batch_update_placements.php b/AdsAdManager/samples/V1/PlacementServiceClient/batch_update_placements.php
index 4cf9154b52a5..e93d5ae13bc1 100644
--- a/AdsAdManager/samples/V1/PlacementServiceClient/batch_update_placements.php
+++ b/AdsAdManager/samples/V1/PlacementServiceClient/batch_update_placements.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/PlacementServiceClient/create_placement.php b/AdsAdManager/samples/V1/PlacementServiceClient/create_placement.php
index 3a72d071d71e..dc9a6b711519 100644
--- a/AdsAdManager/samples/V1/PlacementServiceClient/create_placement.php
+++ b/AdsAdManager/samples/V1/PlacementServiceClient/create_placement.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/PlacementServiceClient/get_placement.php b/AdsAdManager/samples/V1/PlacementServiceClient/get_placement.php
index 6d3705bb44e7..6877eb8c9830 100644
--- a/AdsAdManager/samples/V1/PlacementServiceClient/get_placement.php
+++ b/AdsAdManager/samples/V1/PlacementServiceClient/get_placement.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/PlacementServiceClient/list_placements.php b/AdsAdManager/samples/V1/PlacementServiceClient/list_placements.php
index 5dcbd71937d3..e94afbe2a85e 100644
--- a/AdsAdManager/samples/V1/PlacementServiceClient/list_placements.php
+++ b/AdsAdManager/samples/V1/PlacementServiceClient/list_placements.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/PlacementServiceClient/update_placement.php b/AdsAdManager/samples/V1/PlacementServiceClient/update_placement.php
index 021b75d45789..0dccc4e26517 100644
--- a/AdsAdManager/samples/V1/PlacementServiceClient/update_placement.php
+++ b/AdsAdManager/samples/V1/PlacementServiceClient/update_placement.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/PrivateAuctionDealServiceClient/create_private_auction_deal.php b/AdsAdManager/samples/V1/PrivateAuctionDealServiceClient/create_private_auction_deal.php
index bd5c8cb56c5c..aebac6195064 100644
--- a/AdsAdManager/samples/V1/PrivateAuctionDealServiceClient/create_private_auction_deal.php
+++ b/AdsAdManager/samples/V1/PrivateAuctionDealServiceClient/create_private_auction_deal.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/PrivateAuctionDealServiceClient/get_private_auction_deal.php b/AdsAdManager/samples/V1/PrivateAuctionDealServiceClient/get_private_auction_deal.php
index c8f8bf4d6a14..fac30047c0c1 100644
--- a/AdsAdManager/samples/V1/PrivateAuctionDealServiceClient/get_private_auction_deal.php
+++ b/AdsAdManager/samples/V1/PrivateAuctionDealServiceClient/get_private_auction_deal.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/PrivateAuctionDealServiceClient/list_private_auction_deals.php b/AdsAdManager/samples/V1/PrivateAuctionDealServiceClient/list_private_auction_deals.php
index c4cce2f44850..d3fc68cd8849 100644
--- a/AdsAdManager/samples/V1/PrivateAuctionDealServiceClient/list_private_auction_deals.php
+++ b/AdsAdManager/samples/V1/PrivateAuctionDealServiceClient/list_private_auction_deals.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/PrivateAuctionDealServiceClient/update_private_auction_deal.php b/AdsAdManager/samples/V1/PrivateAuctionDealServiceClient/update_private_auction_deal.php
index b9be2a8845ea..17a0e0ddc779 100644
--- a/AdsAdManager/samples/V1/PrivateAuctionDealServiceClient/update_private_auction_deal.php
+++ b/AdsAdManager/samples/V1/PrivateAuctionDealServiceClient/update_private_auction_deal.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/PrivateAuctionServiceClient/create_private_auction.php b/AdsAdManager/samples/V1/PrivateAuctionServiceClient/create_private_auction.php
index 826e75a25d6e..a54ba56be165 100644
--- a/AdsAdManager/samples/V1/PrivateAuctionServiceClient/create_private_auction.php
+++ b/AdsAdManager/samples/V1/PrivateAuctionServiceClient/create_private_auction.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/PrivateAuctionServiceClient/get_private_auction.php b/AdsAdManager/samples/V1/PrivateAuctionServiceClient/get_private_auction.php
index b05b608bdf8f..8a5384439d66 100644
--- a/AdsAdManager/samples/V1/PrivateAuctionServiceClient/get_private_auction.php
+++ b/AdsAdManager/samples/V1/PrivateAuctionServiceClient/get_private_auction.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/PrivateAuctionServiceClient/list_private_auctions.php b/AdsAdManager/samples/V1/PrivateAuctionServiceClient/list_private_auctions.php
index 1578eeb9b63b..0b552ef8c211 100644
--- a/AdsAdManager/samples/V1/PrivateAuctionServiceClient/list_private_auctions.php
+++ b/AdsAdManager/samples/V1/PrivateAuctionServiceClient/list_private_auctions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/PrivateAuctionServiceClient/update_private_auction.php b/AdsAdManager/samples/V1/PrivateAuctionServiceClient/update_private_auction.php
index 96b99e88a596..36bc47319a49 100644
--- a/AdsAdManager/samples/V1/PrivateAuctionServiceClient/update_private_auction.php
+++ b/AdsAdManager/samples/V1/PrivateAuctionServiceClient/update_private_auction.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/ProgrammaticBuyerServiceClient/get_programmatic_buyer.php b/AdsAdManager/samples/V1/ProgrammaticBuyerServiceClient/get_programmatic_buyer.php
index 7149ab0da4ea..ce598df2a6f9 100644
--- a/AdsAdManager/samples/V1/ProgrammaticBuyerServiceClient/get_programmatic_buyer.php
+++ b/AdsAdManager/samples/V1/ProgrammaticBuyerServiceClient/get_programmatic_buyer.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/ProgrammaticBuyerServiceClient/list_programmatic_buyers.php b/AdsAdManager/samples/V1/ProgrammaticBuyerServiceClient/list_programmatic_buyers.php
index d50da4c94258..0cdcae8e17cc 100644
--- a/AdsAdManager/samples/V1/ProgrammaticBuyerServiceClient/list_programmatic_buyers.php
+++ b/AdsAdManager/samples/V1/ProgrammaticBuyerServiceClient/list_programmatic_buyers.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/ReportServiceClient/create_report.php b/AdsAdManager/samples/V1/ReportServiceClient/create_report.php
index a837dc94db3a..7f3fd60caf76 100644
--- a/AdsAdManager/samples/V1/ReportServiceClient/create_report.php
+++ b/AdsAdManager/samples/V1/ReportServiceClient/create_report.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/ReportServiceClient/fetch_report_result_rows.php b/AdsAdManager/samples/V1/ReportServiceClient/fetch_report_result_rows.php
index 3f7124c71921..40c115619186 100644
--- a/AdsAdManager/samples/V1/ReportServiceClient/fetch_report_result_rows.php
+++ b/AdsAdManager/samples/V1/ReportServiceClient/fetch_report_result_rows.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/ReportServiceClient/get_report.php b/AdsAdManager/samples/V1/ReportServiceClient/get_report.php
index a693d68f6376..84408465404a 100644
--- a/AdsAdManager/samples/V1/ReportServiceClient/get_report.php
+++ b/AdsAdManager/samples/V1/ReportServiceClient/get_report.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/ReportServiceClient/list_reports.php b/AdsAdManager/samples/V1/ReportServiceClient/list_reports.php
index 3db2bd6512de..bb8b8a300970 100644
--- a/AdsAdManager/samples/V1/ReportServiceClient/list_reports.php
+++ b/AdsAdManager/samples/V1/ReportServiceClient/list_reports.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/ReportServiceClient/run_report.php b/AdsAdManager/samples/V1/ReportServiceClient/run_report.php
index 8e203d2ead0f..679b9135dd3f 100644
--- a/AdsAdManager/samples/V1/ReportServiceClient/run_report.php
+++ b/AdsAdManager/samples/V1/ReportServiceClient/run_report.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/ReportServiceClient/update_report.php b/AdsAdManager/samples/V1/ReportServiceClient/update_report.php
index e341c685c776..b564fa527766 100644
--- a/AdsAdManager/samples/V1/ReportServiceClient/update_report.php
+++ b/AdsAdManager/samples/V1/ReportServiceClient/update_report.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/RoleServiceClient/get_role.php b/AdsAdManager/samples/V1/RoleServiceClient/get_role.php
index ae21f945543a..4f0fd2248c7b 100644
--- a/AdsAdManager/samples/V1/RoleServiceClient/get_role.php
+++ b/AdsAdManager/samples/V1/RoleServiceClient/get_role.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/RoleServiceClient/list_roles.php b/AdsAdManager/samples/V1/RoleServiceClient/list_roles.php
index dd33390019a7..8d57b4c47ce6 100644
--- a/AdsAdManager/samples/V1/RoleServiceClient/list_roles.php
+++ b/AdsAdManager/samples/V1/RoleServiceClient/list_roles.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/SiteServiceClient/batch_create_sites.php b/AdsAdManager/samples/V1/SiteServiceClient/batch_create_sites.php
index 27d9cf40c2d6..de15ef704ace 100644
--- a/AdsAdManager/samples/V1/SiteServiceClient/batch_create_sites.php
+++ b/AdsAdManager/samples/V1/SiteServiceClient/batch_create_sites.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/SiteServiceClient/batch_deactivate_sites.php b/AdsAdManager/samples/V1/SiteServiceClient/batch_deactivate_sites.php
index 0e54a1fdea9d..487692b4b9da 100644
--- a/AdsAdManager/samples/V1/SiteServiceClient/batch_deactivate_sites.php
+++ b/AdsAdManager/samples/V1/SiteServiceClient/batch_deactivate_sites.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/SiteServiceClient/batch_submit_sites_for_approval.php b/AdsAdManager/samples/V1/SiteServiceClient/batch_submit_sites_for_approval.php
index 768ed310ad7d..5f1f541c19ff 100644
--- a/AdsAdManager/samples/V1/SiteServiceClient/batch_submit_sites_for_approval.php
+++ b/AdsAdManager/samples/V1/SiteServiceClient/batch_submit_sites_for_approval.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/SiteServiceClient/batch_update_sites.php b/AdsAdManager/samples/V1/SiteServiceClient/batch_update_sites.php
index d28404c76b3d..2e18299cb500 100644
--- a/AdsAdManager/samples/V1/SiteServiceClient/batch_update_sites.php
+++ b/AdsAdManager/samples/V1/SiteServiceClient/batch_update_sites.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/SiteServiceClient/create_site.php b/AdsAdManager/samples/V1/SiteServiceClient/create_site.php
index 3d6f9367cfb8..4ce5490583ca 100644
--- a/AdsAdManager/samples/V1/SiteServiceClient/create_site.php
+++ b/AdsAdManager/samples/V1/SiteServiceClient/create_site.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/SiteServiceClient/get_site.php b/AdsAdManager/samples/V1/SiteServiceClient/get_site.php
index 43bf4e02400f..8eb2e2181840 100644
--- a/AdsAdManager/samples/V1/SiteServiceClient/get_site.php
+++ b/AdsAdManager/samples/V1/SiteServiceClient/get_site.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/SiteServiceClient/list_sites.php b/AdsAdManager/samples/V1/SiteServiceClient/list_sites.php
index eba756b50ec8..ef4ed244c301 100644
--- a/AdsAdManager/samples/V1/SiteServiceClient/list_sites.php
+++ b/AdsAdManager/samples/V1/SiteServiceClient/list_sites.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/SiteServiceClient/update_site.php b/AdsAdManager/samples/V1/SiteServiceClient/update_site.php
index 9cdd0aa01343..b91126052ad9 100644
--- a/AdsAdManager/samples/V1/SiteServiceClient/update_site.php
+++ b/AdsAdManager/samples/V1/SiteServiceClient/update_site.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/TaxonomyCategoryServiceClient/get_taxonomy_category.php b/AdsAdManager/samples/V1/TaxonomyCategoryServiceClient/get_taxonomy_category.php
index 579a979f9a18..d475839ea773 100644
--- a/AdsAdManager/samples/V1/TaxonomyCategoryServiceClient/get_taxonomy_category.php
+++ b/AdsAdManager/samples/V1/TaxonomyCategoryServiceClient/get_taxonomy_category.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/TaxonomyCategoryServiceClient/list_taxonomy_categories.php b/AdsAdManager/samples/V1/TaxonomyCategoryServiceClient/list_taxonomy_categories.php
index 16d668266514..74cca1e36ac1 100644
--- a/AdsAdManager/samples/V1/TaxonomyCategoryServiceClient/list_taxonomy_categories.php
+++ b/AdsAdManager/samples/V1/TaxonomyCategoryServiceClient/list_taxonomy_categories.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/TeamServiceClient/batch_activate_teams.php b/AdsAdManager/samples/V1/TeamServiceClient/batch_activate_teams.php
index 90d52e356b35..c4e359ff8141 100644
--- a/AdsAdManager/samples/V1/TeamServiceClient/batch_activate_teams.php
+++ b/AdsAdManager/samples/V1/TeamServiceClient/batch_activate_teams.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/TeamServiceClient/batch_create_teams.php b/AdsAdManager/samples/V1/TeamServiceClient/batch_create_teams.php
index 92c1ad03a19d..f84c4b020080 100644
--- a/AdsAdManager/samples/V1/TeamServiceClient/batch_create_teams.php
+++ b/AdsAdManager/samples/V1/TeamServiceClient/batch_create_teams.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/TeamServiceClient/batch_deactivate_teams.php b/AdsAdManager/samples/V1/TeamServiceClient/batch_deactivate_teams.php
index a5da8222f8e4..f3e9d56cf4da 100644
--- a/AdsAdManager/samples/V1/TeamServiceClient/batch_deactivate_teams.php
+++ b/AdsAdManager/samples/V1/TeamServiceClient/batch_deactivate_teams.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/TeamServiceClient/batch_update_teams.php b/AdsAdManager/samples/V1/TeamServiceClient/batch_update_teams.php
index 8cb7e210b0ce..27c1298e93d2 100644
--- a/AdsAdManager/samples/V1/TeamServiceClient/batch_update_teams.php
+++ b/AdsAdManager/samples/V1/TeamServiceClient/batch_update_teams.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/TeamServiceClient/create_team.php b/AdsAdManager/samples/V1/TeamServiceClient/create_team.php
index 42989ac21ea8..f42f837007c6 100644
--- a/AdsAdManager/samples/V1/TeamServiceClient/create_team.php
+++ b/AdsAdManager/samples/V1/TeamServiceClient/create_team.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/TeamServiceClient/get_team.php b/AdsAdManager/samples/V1/TeamServiceClient/get_team.php
index 3aebc47c4ffd..a9522bbf294f 100644
--- a/AdsAdManager/samples/V1/TeamServiceClient/get_team.php
+++ b/AdsAdManager/samples/V1/TeamServiceClient/get_team.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/TeamServiceClient/list_teams.php b/AdsAdManager/samples/V1/TeamServiceClient/list_teams.php
index 2d5dc4b3b2be..b4eb7da17f4c 100644
--- a/AdsAdManager/samples/V1/TeamServiceClient/list_teams.php
+++ b/AdsAdManager/samples/V1/TeamServiceClient/list_teams.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/TeamServiceClient/update_team.php b/AdsAdManager/samples/V1/TeamServiceClient/update_team.php
index 0210c54a15c3..8d2ef27e2e15 100644
--- a/AdsAdManager/samples/V1/TeamServiceClient/update_team.php
+++ b/AdsAdManager/samples/V1/TeamServiceClient/update_team.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/samples/V1/UserServiceClient/get_user.php b/AdsAdManager/samples/V1/UserServiceClient/get_user.php
index d43eac14f605..334f6e8c5c98 100644
--- a/AdsAdManager/samples/V1/UserServiceClient/get_user.php
+++ b/AdsAdManager/samples/V1/UserServiceClient/get_user.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/AdBreakServiceClient.php b/AdsAdManager/src/V1/Client/AdBreakServiceClient.php
index 5e899a78610e..c4b7e168a018 100644
--- a/AdsAdManager/src/V1/Client/AdBreakServiceClient.php
+++ b/AdsAdManager/src/V1/Client/AdBreakServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/AdReviewCenterAdServiceClient.php b/AdsAdManager/src/V1/Client/AdReviewCenterAdServiceClient.php
index a9da33e357af..55d9d226a188 100644
--- a/AdsAdManager/src/V1/Client/AdReviewCenterAdServiceClient.php
+++ b/AdsAdManager/src/V1/Client/AdReviewCenterAdServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/AdUnitServiceClient.php b/AdsAdManager/src/V1/Client/AdUnitServiceClient.php
index 7e467d137f84..6e069f6caccc 100644
--- a/AdsAdManager/src/V1/Client/AdUnitServiceClient.php
+++ b/AdsAdManager/src/V1/Client/AdUnitServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/ApplicationServiceClient.php b/AdsAdManager/src/V1/Client/ApplicationServiceClient.php
index 9d3a3e2206c3..7dbe29601605 100644
--- a/AdsAdManager/src/V1/Client/ApplicationServiceClient.php
+++ b/AdsAdManager/src/V1/Client/ApplicationServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/AudienceSegmentServiceClient.php b/AdsAdManager/src/V1/Client/AudienceSegmentServiceClient.php
index 356dc282c779..072787a86279 100644
--- a/AdsAdManager/src/V1/Client/AudienceSegmentServiceClient.php
+++ b/AdsAdManager/src/V1/Client/AudienceSegmentServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/BandwidthGroupServiceClient.php b/AdsAdManager/src/V1/Client/BandwidthGroupServiceClient.php
index 5175289273ac..e8d6596ba798 100644
--- a/AdsAdManager/src/V1/Client/BandwidthGroupServiceClient.php
+++ b/AdsAdManager/src/V1/Client/BandwidthGroupServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/BrowserLanguageServiceClient.php b/AdsAdManager/src/V1/Client/BrowserLanguageServiceClient.php
index c1e4dfaff34d..947e3c2ed03a 100644
--- a/AdsAdManager/src/V1/Client/BrowserLanguageServiceClient.php
+++ b/AdsAdManager/src/V1/Client/BrowserLanguageServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/BrowserServiceClient.php b/AdsAdManager/src/V1/Client/BrowserServiceClient.php
index f33939d561f5..67479062fdf7 100644
--- a/AdsAdManager/src/V1/Client/BrowserServiceClient.php
+++ b/AdsAdManager/src/V1/Client/BrowserServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/CmsMetadataKeyServiceClient.php b/AdsAdManager/src/V1/Client/CmsMetadataKeyServiceClient.php
index c0924b90b971..8686d09c4f14 100644
--- a/AdsAdManager/src/V1/Client/CmsMetadataKeyServiceClient.php
+++ b/AdsAdManager/src/V1/Client/CmsMetadataKeyServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/CmsMetadataValueServiceClient.php b/AdsAdManager/src/V1/Client/CmsMetadataValueServiceClient.php
index 28471501d870..4b0983f911e2 100644
--- a/AdsAdManager/src/V1/Client/CmsMetadataValueServiceClient.php
+++ b/AdsAdManager/src/V1/Client/CmsMetadataValueServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/CompanyServiceClient.php b/AdsAdManager/src/V1/Client/CompanyServiceClient.php
index e06029a9571b..d59d7caf7a67 100644
--- a/AdsAdManager/src/V1/Client/CompanyServiceClient.php
+++ b/AdsAdManager/src/V1/Client/CompanyServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/ContactServiceClient.php b/AdsAdManager/src/V1/Client/ContactServiceClient.php
index 0bd468a1029f..3492826c5aa5 100644
--- a/AdsAdManager/src/V1/Client/ContactServiceClient.php
+++ b/AdsAdManager/src/V1/Client/ContactServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/ContentBundleServiceClient.php b/AdsAdManager/src/V1/Client/ContentBundleServiceClient.php
index c09bfab163e5..fff82a8c0f24 100644
--- a/AdsAdManager/src/V1/Client/ContentBundleServiceClient.php
+++ b/AdsAdManager/src/V1/Client/ContentBundleServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/ContentLabelServiceClient.php b/AdsAdManager/src/V1/Client/ContentLabelServiceClient.php
index 999a77165d53..c95ded224418 100644
--- a/AdsAdManager/src/V1/Client/ContentLabelServiceClient.php
+++ b/AdsAdManager/src/V1/Client/ContentLabelServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/ContentServiceClient.php b/AdsAdManager/src/V1/Client/ContentServiceClient.php
index 65b5f1991ace..792593be7cd5 100644
--- a/AdsAdManager/src/V1/Client/ContentServiceClient.php
+++ b/AdsAdManager/src/V1/Client/ContentServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/CreativeTemplateServiceClient.php b/AdsAdManager/src/V1/Client/CreativeTemplateServiceClient.php
index ebfd21e1f9fa..619f412b9f8b 100644
--- a/AdsAdManager/src/V1/Client/CreativeTemplateServiceClient.php
+++ b/AdsAdManager/src/V1/Client/CreativeTemplateServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/CustomFieldServiceClient.php b/AdsAdManager/src/V1/Client/CustomFieldServiceClient.php
index f8ace2204e33..380cfe9a95e4 100644
--- a/AdsAdManager/src/V1/Client/CustomFieldServiceClient.php
+++ b/AdsAdManager/src/V1/Client/CustomFieldServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/CustomTargetingKeyServiceClient.php b/AdsAdManager/src/V1/Client/CustomTargetingKeyServiceClient.php
index 459b31937d47..c2f4a7b2c91f 100644
--- a/AdsAdManager/src/V1/Client/CustomTargetingKeyServiceClient.php
+++ b/AdsAdManager/src/V1/Client/CustomTargetingKeyServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/CustomTargetingValueServiceClient.php b/AdsAdManager/src/V1/Client/CustomTargetingValueServiceClient.php
index 23c110ad40e9..a1ad6b5111d5 100644
--- a/AdsAdManager/src/V1/Client/CustomTargetingValueServiceClient.php
+++ b/AdsAdManager/src/V1/Client/CustomTargetingValueServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/DeviceCapabilityServiceClient.php b/AdsAdManager/src/V1/Client/DeviceCapabilityServiceClient.php
index 116eebc72d97..829ba6a5ebda 100644
--- a/AdsAdManager/src/V1/Client/DeviceCapabilityServiceClient.php
+++ b/AdsAdManager/src/V1/Client/DeviceCapabilityServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/DeviceCategoryServiceClient.php b/AdsAdManager/src/V1/Client/DeviceCategoryServiceClient.php
index 2e57e34bc1a1..ce0d9fa6f6f0 100644
--- a/AdsAdManager/src/V1/Client/DeviceCategoryServiceClient.php
+++ b/AdsAdManager/src/V1/Client/DeviceCategoryServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/DeviceManufacturerServiceClient.php b/AdsAdManager/src/V1/Client/DeviceManufacturerServiceClient.php
index 3b884125c132..f3dcdbffdc64 100644
--- a/AdsAdManager/src/V1/Client/DeviceManufacturerServiceClient.php
+++ b/AdsAdManager/src/V1/Client/DeviceManufacturerServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/EntitySignalsMappingServiceClient.php b/AdsAdManager/src/V1/Client/EntitySignalsMappingServiceClient.php
index ea82870bdbf6..d9b98ac33899 100644
--- a/AdsAdManager/src/V1/Client/EntitySignalsMappingServiceClient.php
+++ b/AdsAdManager/src/V1/Client/EntitySignalsMappingServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/GeoTargetServiceClient.php b/AdsAdManager/src/V1/Client/GeoTargetServiceClient.php
index 28c8a3a4f87b..4ade122b5e73 100644
--- a/AdsAdManager/src/V1/Client/GeoTargetServiceClient.php
+++ b/AdsAdManager/src/V1/Client/GeoTargetServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/LineItemServiceClient.php b/AdsAdManager/src/V1/Client/LineItemServiceClient.php
index ee7740129923..a0f4ed79b539 100644
--- a/AdsAdManager/src/V1/Client/LineItemServiceClient.php
+++ b/AdsAdManager/src/V1/Client/LineItemServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/MobileCarrierServiceClient.php b/AdsAdManager/src/V1/Client/MobileCarrierServiceClient.php
index 2059d92f3173..fc0baf9240f0 100644
--- a/AdsAdManager/src/V1/Client/MobileCarrierServiceClient.php
+++ b/AdsAdManager/src/V1/Client/MobileCarrierServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/MobileDeviceServiceClient.php b/AdsAdManager/src/V1/Client/MobileDeviceServiceClient.php
index 27b7ff5f90e3..b13f1d6b0073 100644
--- a/AdsAdManager/src/V1/Client/MobileDeviceServiceClient.php
+++ b/AdsAdManager/src/V1/Client/MobileDeviceServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/MobileDeviceSubmodelServiceClient.php b/AdsAdManager/src/V1/Client/MobileDeviceSubmodelServiceClient.php
index 41e248c63f05..52005535fe0f 100644
--- a/AdsAdManager/src/V1/Client/MobileDeviceSubmodelServiceClient.php
+++ b/AdsAdManager/src/V1/Client/MobileDeviceSubmodelServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/NetworkServiceClient.php b/AdsAdManager/src/V1/Client/NetworkServiceClient.php
index 3e68e43a4ed0..d6dc0d5f5296 100644
--- a/AdsAdManager/src/V1/Client/NetworkServiceClient.php
+++ b/AdsAdManager/src/V1/Client/NetworkServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/OperatingSystemServiceClient.php b/AdsAdManager/src/V1/Client/OperatingSystemServiceClient.php
index f60e59d7ab9d..5e7d921d8c7b 100644
--- a/AdsAdManager/src/V1/Client/OperatingSystemServiceClient.php
+++ b/AdsAdManager/src/V1/Client/OperatingSystemServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/OperatingSystemVersionServiceClient.php b/AdsAdManager/src/V1/Client/OperatingSystemVersionServiceClient.php
index a149c350b60b..c7cf9bbc5c8e 100644
--- a/AdsAdManager/src/V1/Client/OperatingSystemVersionServiceClient.php
+++ b/AdsAdManager/src/V1/Client/OperatingSystemVersionServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/OrderServiceClient.php b/AdsAdManager/src/V1/Client/OrderServiceClient.php
index 4e7593bd018a..e311c764e2ca 100644
--- a/AdsAdManager/src/V1/Client/OrderServiceClient.php
+++ b/AdsAdManager/src/V1/Client/OrderServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/PlacementServiceClient.php b/AdsAdManager/src/V1/Client/PlacementServiceClient.php
index 0d4c28d5c45f..44448fa2758b 100644
--- a/AdsAdManager/src/V1/Client/PlacementServiceClient.php
+++ b/AdsAdManager/src/V1/Client/PlacementServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/PrivateAuctionDealServiceClient.php b/AdsAdManager/src/V1/Client/PrivateAuctionDealServiceClient.php
index 53bdd207508b..73a320ca9b88 100644
--- a/AdsAdManager/src/V1/Client/PrivateAuctionDealServiceClient.php
+++ b/AdsAdManager/src/V1/Client/PrivateAuctionDealServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/PrivateAuctionServiceClient.php b/AdsAdManager/src/V1/Client/PrivateAuctionServiceClient.php
index 6603026741a2..9000969bfd6f 100644
--- a/AdsAdManager/src/V1/Client/PrivateAuctionServiceClient.php
+++ b/AdsAdManager/src/V1/Client/PrivateAuctionServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/ProgrammaticBuyerServiceClient.php b/AdsAdManager/src/V1/Client/ProgrammaticBuyerServiceClient.php
index 498525960685..3b73619d0cef 100644
--- a/AdsAdManager/src/V1/Client/ProgrammaticBuyerServiceClient.php
+++ b/AdsAdManager/src/V1/Client/ProgrammaticBuyerServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/ReportServiceClient.php b/AdsAdManager/src/V1/Client/ReportServiceClient.php
index 4ab3efaf8798..e67951d4e10d 100644
--- a/AdsAdManager/src/V1/Client/ReportServiceClient.php
+++ b/AdsAdManager/src/V1/Client/ReportServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/RoleServiceClient.php b/AdsAdManager/src/V1/Client/RoleServiceClient.php
index b7be190a5d06..73b28fad0ecb 100644
--- a/AdsAdManager/src/V1/Client/RoleServiceClient.php
+++ b/AdsAdManager/src/V1/Client/RoleServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/SiteServiceClient.php b/AdsAdManager/src/V1/Client/SiteServiceClient.php
index 98531ffa9df4..f368ac6524a1 100644
--- a/AdsAdManager/src/V1/Client/SiteServiceClient.php
+++ b/AdsAdManager/src/V1/Client/SiteServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/TaxonomyCategoryServiceClient.php b/AdsAdManager/src/V1/Client/TaxonomyCategoryServiceClient.php
index 698b9204b983..cb8541d8caf0 100644
--- a/AdsAdManager/src/V1/Client/TaxonomyCategoryServiceClient.php
+++ b/AdsAdManager/src/V1/Client/TaxonomyCategoryServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/TeamServiceClient.php b/AdsAdManager/src/V1/Client/TeamServiceClient.php
index 8ffb887eeb7d..f3be062ef58b 100644
--- a/AdsAdManager/src/V1/Client/TeamServiceClient.php
+++ b/AdsAdManager/src/V1/Client/TeamServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/Client/UserServiceClient.php b/AdsAdManager/src/V1/Client/UserServiceClient.php
index 9a6f91c130e8..f82f1c48b424 100644
--- a/AdsAdManager/src/V1/Client/UserServiceClient.php
+++ b/AdsAdManager/src/V1/Client/UserServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/src/V1/resources/ad_break_service_descriptor_config.php b/AdsAdManager/src/V1/resources/ad_break_service_descriptor_config.php
index 3ece9e4c9dd2..eb794254b3c8 100644
--- a/AdsAdManager/src/V1/resources/ad_break_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/ad_break_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/AdsAdManager/src/V1/resources/ad_break_service_rest_client_config.php b/AdsAdManager/src/V1/resources/ad_break_service_rest_client_config.php
index 5dd3e97dd30f..0ab4984d668c 100644
--- a/AdsAdManager/src/V1/resources/ad_break_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/ad_break_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/AdsAdManager/src/V1/resources/ad_review_center_ad_service_descriptor_config.php b/AdsAdManager/src/V1/resources/ad_review_center_ad_service_descriptor_config.php
index 63c868cf3296..de46d1860aa2 100644
--- a/AdsAdManager/src/V1/resources/ad_review_center_ad_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/ad_review_center_ad_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/AdsAdManager/src/V1/resources/ad_review_center_ad_service_rest_client_config.php b/AdsAdManager/src/V1/resources/ad_review_center_ad_service_rest_client_config.php
index 737e33436075..9502e9557eb3 100644
--- a/AdsAdManager/src/V1/resources/ad_review_center_ad_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/ad_review_center_ad_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/AdsAdManager/src/V1/resources/ad_unit_service_descriptor_config.php b/AdsAdManager/src/V1/resources/ad_unit_service_descriptor_config.php
index 28e344beddc8..fdd40b03669b 100644
--- a/AdsAdManager/src/V1/resources/ad_unit_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/ad_unit_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/AdsAdManager/src/V1/resources/ad_unit_service_rest_client_config.php b/AdsAdManager/src/V1/resources/ad_unit_service_rest_client_config.php
index ee66ded98117..20413ffcc258 100644
--- a/AdsAdManager/src/V1/resources/ad_unit_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/ad_unit_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/AdsAdManager/src/V1/resources/application_service_descriptor_config.php b/AdsAdManager/src/V1/resources/application_service_descriptor_config.php
index 2eb531113091..895187977bdb 100644
--- a/AdsAdManager/src/V1/resources/application_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/application_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/AdsAdManager/src/V1/resources/application_service_rest_client_config.php b/AdsAdManager/src/V1/resources/application_service_rest_client_config.php
index 033917f6c825..b6b31048c36c 100644
--- a/AdsAdManager/src/V1/resources/application_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/application_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/AdsAdManager/src/V1/resources/audience_segment_service_descriptor_config.php b/AdsAdManager/src/V1/resources/audience_segment_service_descriptor_config.php
index 9ed13d205bf2..e6e7142a690e 100644
--- a/AdsAdManager/src/V1/resources/audience_segment_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/audience_segment_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/AdsAdManager/src/V1/resources/audience_segment_service_rest_client_config.php b/AdsAdManager/src/V1/resources/audience_segment_service_rest_client_config.php
index 23635d89bafd..82cfc3d081af 100644
--- a/AdsAdManager/src/V1/resources/audience_segment_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/audience_segment_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/AdsAdManager/src/V1/resources/bandwidth_group_service_descriptor_config.php b/AdsAdManager/src/V1/resources/bandwidth_group_service_descriptor_config.php
index 32362f113a4a..0ca9c79fdd4e 100644
--- a/AdsAdManager/src/V1/resources/bandwidth_group_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/bandwidth_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/AdsAdManager/src/V1/resources/bandwidth_group_service_rest_client_config.php b/AdsAdManager/src/V1/resources/bandwidth_group_service_rest_client_config.php
index f2d3195c9074..6210e98006da 100644
--- a/AdsAdManager/src/V1/resources/bandwidth_group_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/bandwidth_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/AdsAdManager/src/V1/resources/browser_language_service_descriptor_config.php b/AdsAdManager/src/V1/resources/browser_language_service_descriptor_config.php
index 5cb94bd1e55e..89c503085f15 100644
--- a/AdsAdManager/src/V1/resources/browser_language_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/browser_language_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/AdsAdManager/src/V1/resources/browser_language_service_rest_client_config.php b/AdsAdManager/src/V1/resources/browser_language_service_rest_client_config.php
index 6f0996949269..817f8a667e05 100644
--- a/AdsAdManager/src/V1/resources/browser_language_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/browser_language_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/AdsAdManager/src/V1/resources/browser_service_descriptor_config.php b/AdsAdManager/src/V1/resources/browser_service_descriptor_config.php
index c463f2d6aa9a..758560e33a88 100644
--- a/AdsAdManager/src/V1/resources/browser_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/browser_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/AdsAdManager/src/V1/resources/browser_service_rest_client_config.php b/AdsAdManager/src/V1/resources/browser_service_rest_client_config.php
index d0563e5faea9..62e3f9b75e48 100644
--- a/AdsAdManager/src/V1/resources/browser_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/browser_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/AdsAdManager/src/V1/resources/cms_metadata_key_service_descriptor_config.php b/AdsAdManager/src/V1/resources/cms_metadata_key_service_descriptor_config.php
index e7cd3d98c933..9e04bf7170fb 100644
--- a/AdsAdManager/src/V1/resources/cms_metadata_key_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/cms_metadata_key_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/AdsAdManager/src/V1/resources/cms_metadata_key_service_rest_client_config.php b/AdsAdManager/src/V1/resources/cms_metadata_key_service_rest_client_config.php
index 149edec4c704..6e35a82fec32 100644
--- a/AdsAdManager/src/V1/resources/cms_metadata_key_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/cms_metadata_key_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/AdsAdManager/src/V1/resources/cms_metadata_value_service_descriptor_config.php b/AdsAdManager/src/V1/resources/cms_metadata_value_service_descriptor_config.php
index c349d651fb96..058abf3ce3fe 100644
--- a/AdsAdManager/src/V1/resources/cms_metadata_value_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/cms_metadata_value_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/AdsAdManager/src/V1/resources/cms_metadata_value_service_rest_client_config.php b/AdsAdManager/src/V1/resources/cms_metadata_value_service_rest_client_config.php
index 0e6f486d0b63..668b6203e5c8 100644
--- a/AdsAdManager/src/V1/resources/cms_metadata_value_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/cms_metadata_value_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/AdsAdManager/src/V1/resources/company_service_descriptor_config.php b/AdsAdManager/src/V1/resources/company_service_descriptor_config.php
index 13aa58149f02..32c9cca8dfad 100644
--- a/AdsAdManager/src/V1/resources/company_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/company_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/AdsAdManager/src/V1/resources/company_service_rest_client_config.php b/AdsAdManager/src/V1/resources/company_service_rest_client_config.php
index 1151d3cea945..5922b554c3cc 100644
--- a/AdsAdManager/src/V1/resources/company_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/company_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/AdsAdManager/src/V1/resources/contact_service_descriptor_config.php b/AdsAdManager/src/V1/resources/contact_service_descriptor_config.php
index f04672f7ac95..c8ab1cce2bf3 100644
--- a/AdsAdManager/src/V1/resources/contact_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/contact_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/AdsAdManager/src/V1/resources/contact_service_rest_client_config.php b/AdsAdManager/src/V1/resources/contact_service_rest_client_config.php
index d4491865a823..e7a3d474381e 100644
--- a/AdsAdManager/src/V1/resources/contact_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/contact_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/AdsAdManager/src/V1/resources/content_bundle_service_descriptor_config.php b/AdsAdManager/src/V1/resources/content_bundle_service_descriptor_config.php
index 5841f089c107..edc607c8258b 100644
--- a/AdsAdManager/src/V1/resources/content_bundle_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/content_bundle_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/AdsAdManager/src/V1/resources/content_bundle_service_rest_client_config.php b/AdsAdManager/src/V1/resources/content_bundle_service_rest_client_config.php
index 658ed60ee1bd..b919c3f7bf59 100644
--- a/AdsAdManager/src/V1/resources/content_bundle_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/content_bundle_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/AdsAdManager/src/V1/resources/content_label_service_descriptor_config.php b/AdsAdManager/src/V1/resources/content_label_service_descriptor_config.php
index c3b7e8b83d57..6162b6ccb4d3 100644
--- a/AdsAdManager/src/V1/resources/content_label_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/content_label_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/AdsAdManager/src/V1/resources/content_label_service_rest_client_config.php b/AdsAdManager/src/V1/resources/content_label_service_rest_client_config.php
index ac9a1261b6de..71da2a0f7b46 100644
--- a/AdsAdManager/src/V1/resources/content_label_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/content_label_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/AdsAdManager/src/V1/resources/content_service_descriptor_config.php b/AdsAdManager/src/V1/resources/content_service_descriptor_config.php
index 65de8ae3afaa..bfcdfcdc9630 100644
--- a/AdsAdManager/src/V1/resources/content_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/content_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/AdsAdManager/src/V1/resources/content_service_rest_client_config.php b/AdsAdManager/src/V1/resources/content_service_rest_client_config.php
index 66fe00d7a51d..65bb288df7be 100644
--- a/AdsAdManager/src/V1/resources/content_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/content_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/AdsAdManager/src/V1/resources/creative_template_service_descriptor_config.php b/AdsAdManager/src/V1/resources/creative_template_service_descriptor_config.php
index 90fcea4e24b2..6dc62658d8b2 100644
--- a/AdsAdManager/src/V1/resources/creative_template_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/creative_template_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/AdsAdManager/src/V1/resources/creative_template_service_rest_client_config.php b/AdsAdManager/src/V1/resources/creative_template_service_rest_client_config.php
index 0b2440b7ec2a..5d385c150322 100644
--- a/AdsAdManager/src/V1/resources/creative_template_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/creative_template_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/AdsAdManager/src/V1/resources/custom_field_service_descriptor_config.php b/AdsAdManager/src/V1/resources/custom_field_service_descriptor_config.php
index 9c720249ee67..bafe3d343c5e 100644
--- a/AdsAdManager/src/V1/resources/custom_field_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/custom_field_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/AdsAdManager/src/V1/resources/custom_field_service_rest_client_config.php b/AdsAdManager/src/V1/resources/custom_field_service_rest_client_config.php
index 129e613e0fbc..7bea756bc0d7 100644
--- a/AdsAdManager/src/V1/resources/custom_field_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/custom_field_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/AdsAdManager/src/V1/resources/custom_targeting_key_service_descriptor_config.php b/AdsAdManager/src/V1/resources/custom_targeting_key_service_descriptor_config.php
index 6cd660216e10..8ec478a20910 100644
--- a/AdsAdManager/src/V1/resources/custom_targeting_key_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/custom_targeting_key_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/AdsAdManager/src/V1/resources/custom_targeting_key_service_rest_client_config.php b/AdsAdManager/src/V1/resources/custom_targeting_key_service_rest_client_config.php
index 2c4d20849d3b..2cf117b808e3 100644
--- a/AdsAdManager/src/V1/resources/custom_targeting_key_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/custom_targeting_key_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/AdsAdManager/src/V1/resources/custom_targeting_value_service_descriptor_config.php b/AdsAdManager/src/V1/resources/custom_targeting_value_service_descriptor_config.php
index 6c6de82c8a3c..b2f21c9e1450 100644
--- a/AdsAdManager/src/V1/resources/custom_targeting_value_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/custom_targeting_value_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/AdsAdManager/src/V1/resources/custom_targeting_value_service_rest_client_config.php b/AdsAdManager/src/V1/resources/custom_targeting_value_service_rest_client_config.php
index ec2e5372a568..ca888e6f571d 100644
--- a/AdsAdManager/src/V1/resources/custom_targeting_value_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/custom_targeting_value_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/AdsAdManager/src/V1/resources/device_capability_service_descriptor_config.php b/AdsAdManager/src/V1/resources/device_capability_service_descriptor_config.php
index 9c8e2f8c2492..f8e85b9df1be 100644
--- a/AdsAdManager/src/V1/resources/device_capability_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/device_capability_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/AdsAdManager/src/V1/resources/device_capability_service_rest_client_config.php b/AdsAdManager/src/V1/resources/device_capability_service_rest_client_config.php
index 1bc15a5ab1fc..cb79539fb491 100644
--- a/AdsAdManager/src/V1/resources/device_capability_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/device_capability_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/AdsAdManager/src/V1/resources/device_category_service_descriptor_config.php b/AdsAdManager/src/V1/resources/device_category_service_descriptor_config.php
index bff023e7424a..9b1d2a2bec26 100644
--- a/AdsAdManager/src/V1/resources/device_category_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/device_category_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/AdsAdManager/src/V1/resources/device_category_service_rest_client_config.php b/AdsAdManager/src/V1/resources/device_category_service_rest_client_config.php
index 328ad9f4edc6..07dfe35e9947 100644
--- a/AdsAdManager/src/V1/resources/device_category_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/device_category_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/AdsAdManager/src/V1/resources/device_manufacturer_service_descriptor_config.php b/AdsAdManager/src/V1/resources/device_manufacturer_service_descriptor_config.php
index 7c28e5dfce51..549e929e7137 100644
--- a/AdsAdManager/src/V1/resources/device_manufacturer_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/device_manufacturer_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/AdsAdManager/src/V1/resources/device_manufacturer_service_rest_client_config.php b/AdsAdManager/src/V1/resources/device_manufacturer_service_rest_client_config.php
index a59ec6526771..b2ff31da3925 100644
--- a/AdsAdManager/src/V1/resources/device_manufacturer_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/device_manufacturer_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/AdsAdManager/src/V1/resources/entity_signals_mapping_service_descriptor_config.php b/AdsAdManager/src/V1/resources/entity_signals_mapping_service_descriptor_config.php
index ee92c845811d..3f446541092f 100644
--- a/AdsAdManager/src/V1/resources/entity_signals_mapping_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/entity_signals_mapping_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/AdsAdManager/src/V1/resources/entity_signals_mapping_service_rest_client_config.php b/AdsAdManager/src/V1/resources/entity_signals_mapping_service_rest_client_config.php
index 968eed1e47b7..7bcd521dab6c 100644
--- a/AdsAdManager/src/V1/resources/entity_signals_mapping_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/entity_signals_mapping_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/AdsAdManager/src/V1/resources/geo_target_service_descriptor_config.php b/AdsAdManager/src/V1/resources/geo_target_service_descriptor_config.php
index 849d00c5ecc3..0b74d00a721f 100644
--- a/AdsAdManager/src/V1/resources/geo_target_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/geo_target_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/AdsAdManager/src/V1/resources/geo_target_service_rest_client_config.php b/AdsAdManager/src/V1/resources/geo_target_service_rest_client_config.php
index 4e1e7bc5314b..4a4ad4ca1c6e 100644
--- a/AdsAdManager/src/V1/resources/geo_target_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/geo_target_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/AdsAdManager/src/V1/resources/line_item_service_descriptor_config.php b/AdsAdManager/src/V1/resources/line_item_service_descriptor_config.php
index 152375a8b54e..a63ffdf4e73e 100644
--- a/AdsAdManager/src/V1/resources/line_item_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/line_item_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/AdsAdManager/src/V1/resources/line_item_service_rest_client_config.php b/AdsAdManager/src/V1/resources/line_item_service_rest_client_config.php
index ef5f99c4938e..dca402d046b3 100644
--- a/AdsAdManager/src/V1/resources/line_item_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/line_item_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/AdsAdManager/src/V1/resources/mobile_carrier_service_descriptor_config.php b/AdsAdManager/src/V1/resources/mobile_carrier_service_descriptor_config.php
index 343f2bfe096f..c52b00301b77 100644
--- a/AdsAdManager/src/V1/resources/mobile_carrier_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/mobile_carrier_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/AdsAdManager/src/V1/resources/mobile_carrier_service_rest_client_config.php b/AdsAdManager/src/V1/resources/mobile_carrier_service_rest_client_config.php
index a47434fc21d4..1258df893329 100644
--- a/AdsAdManager/src/V1/resources/mobile_carrier_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/mobile_carrier_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/AdsAdManager/src/V1/resources/mobile_device_service_descriptor_config.php b/AdsAdManager/src/V1/resources/mobile_device_service_descriptor_config.php
index be6dc20617e2..715152b45e0e 100644
--- a/AdsAdManager/src/V1/resources/mobile_device_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/mobile_device_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/AdsAdManager/src/V1/resources/mobile_device_service_rest_client_config.php b/AdsAdManager/src/V1/resources/mobile_device_service_rest_client_config.php
index de8b0847a5b9..ad97d5c4d0cb 100644
--- a/AdsAdManager/src/V1/resources/mobile_device_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/mobile_device_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/AdsAdManager/src/V1/resources/mobile_device_submodel_service_descriptor_config.php b/AdsAdManager/src/V1/resources/mobile_device_submodel_service_descriptor_config.php
index 09cc238914d7..fb4bc312c1f6 100644
--- a/AdsAdManager/src/V1/resources/mobile_device_submodel_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/mobile_device_submodel_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/AdsAdManager/src/V1/resources/mobile_device_submodel_service_rest_client_config.php b/AdsAdManager/src/V1/resources/mobile_device_submodel_service_rest_client_config.php
index e68b287a9f97..57fb9fd00504 100644
--- a/AdsAdManager/src/V1/resources/mobile_device_submodel_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/mobile_device_submodel_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/AdsAdManager/src/V1/resources/network_service_descriptor_config.php b/AdsAdManager/src/V1/resources/network_service_descriptor_config.php
index 8ee250d3e169..1a715041ae4d 100644
--- a/AdsAdManager/src/V1/resources/network_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/network_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/AdsAdManager/src/V1/resources/network_service_rest_client_config.php b/AdsAdManager/src/V1/resources/network_service_rest_client_config.php
index 55bc9e4ca9c2..2f7e914a5569 100644
--- a/AdsAdManager/src/V1/resources/network_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/network_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/AdsAdManager/src/V1/resources/operating_system_service_descriptor_config.php b/AdsAdManager/src/V1/resources/operating_system_service_descriptor_config.php
index fb3f27945838..89c0a8c3009c 100644
--- a/AdsAdManager/src/V1/resources/operating_system_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/operating_system_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/AdsAdManager/src/V1/resources/operating_system_service_rest_client_config.php b/AdsAdManager/src/V1/resources/operating_system_service_rest_client_config.php
index 431dd3c2b2d4..032e1ac1d512 100644
--- a/AdsAdManager/src/V1/resources/operating_system_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/operating_system_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/AdsAdManager/src/V1/resources/operating_system_version_service_descriptor_config.php b/AdsAdManager/src/V1/resources/operating_system_version_service_descriptor_config.php
index b4ee7c06e592..59a16b1535c2 100644
--- a/AdsAdManager/src/V1/resources/operating_system_version_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/operating_system_version_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/AdsAdManager/src/V1/resources/operating_system_version_service_rest_client_config.php b/AdsAdManager/src/V1/resources/operating_system_version_service_rest_client_config.php
index 70df5e9badf3..f92db4589d78 100644
--- a/AdsAdManager/src/V1/resources/operating_system_version_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/operating_system_version_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/AdsAdManager/src/V1/resources/order_service_descriptor_config.php b/AdsAdManager/src/V1/resources/order_service_descriptor_config.php
index 748091619d00..9ef1a8367402 100644
--- a/AdsAdManager/src/V1/resources/order_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/order_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/AdsAdManager/src/V1/resources/order_service_rest_client_config.php b/AdsAdManager/src/V1/resources/order_service_rest_client_config.php
index cdb66e94e91d..a99b57814637 100644
--- a/AdsAdManager/src/V1/resources/order_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/order_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/AdsAdManager/src/V1/resources/placement_service_descriptor_config.php b/AdsAdManager/src/V1/resources/placement_service_descriptor_config.php
index 1879ce926cd0..43f0e1f473da 100644
--- a/AdsAdManager/src/V1/resources/placement_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/placement_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/AdsAdManager/src/V1/resources/placement_service_rest_client_config.php b/AdsAdManager/src/V1/resources/placement_service_rest_client_config.php
index 8c1687d3f3b2..63faaafed51a 100644
--- a/AdsAdManager/src/V1/resources/placement_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/placement_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/AdsAdManager/src/V1/resources/private_auction_deal_service_descriptor_config.php b/AdsAdManager/src/V1/resources/private_auction_deal_service_descriptor_config.php
index 8fee83088d12..179f4d565268 100644
--- a/AdsAdManager/src/V1/resources/private_auction_deal_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/private_auction_deal_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/AdsAdManager/src/V1/resources/private_auction_deal_service_rest_client_config.php b/AdsAdManager/src/V1/resources/private_auction_deal_service_rest_client_config.php
index 2f050e755615..1e8956d1185c 100644
--- a/AdsAdManager/src/V1/resources/private_auction_deal_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/private_auction_deal_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/AdsAdManager/src/V1/resources/private_auction_service_descriptor_config.php b/AdsAdManager/src/V1/resources/private_auction_service_descriptor_config.php
index ee1c1cb6536e..2fdebc77292d 100644
--- a/AdsAdManager/src/V1/resources/private_auction_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/private_auction_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/AdsAdManager/src/V1/resources/private_auction_service_rest_client_config.php b/AdsAdManager/src/V1/resources/private_auction_service_rest_client_config.php
index 06f55ffdfd2b..7f56a047b62b 100644
--- a/AdsAdManager/src/V1/resources/private_auction_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/private_auction_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/AdsAdManager/src/V1/resources/programmatic_buyer_service_descriptor_config.php b/AdsAdManager/src/V1/resources/programmatic_buyer_service_descriptor_config.php
index 107ae4c9ad22..bf25ff2d9853 100644
--- a/AdsAdManager/src/V1/resources/programmatic_buyer_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/programmatic_buyer_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/AdsAdManager/src/V1/resources/programmatic_buyer_service_rest_client_config.php b/AdsAdManager/src/V1/resources/programmatic_buyer_service_rest_client_config.php
index 696a651dfca8..1c04db5b2203 100644
--- a/AdsAdManager/src/V1/resources/programmatic_buyer_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/programmatic_buyer_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/AdsAdManager/src/V1/resources/report_service_descriptor_config.php b/AdsAdManager/src/V1/resources/report_service_descriptor_config.php
index 6d3268234ca5..33966d07773b 100644
--- a/AdsAdManager/src/V1/resources/report_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/report_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/AdsAdManager/src/V1/resources/report_service_rest_client_config.php b/AdsAdManager/src/V1/resources/report_service_rest_client_config.php
index 782ab760bade..2854bf730dfb 100644
--- a/AdsAdManager/src/V1/resources/report_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/report_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/AdsAdManager/src/V1/resources/role_service_descriptor_config.php b/AdsAdManager/src/V1/resources/role_service_descriptor_config.php
index 03c6d0883075..a1d55e1137d5 100644
--- a/AdsAdManager/src/V1/resources/role_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/role_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/AdsAdManager/src/V1/resources/role_service_rest_client_config.php b/AdsAdManager/src/V1/resources/role_service_rest_client_config.php
index 56e42b6d31cc..a5f5e0616e0d 100644
--- a/AdsAdManager/src/V1/resources/role_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/role_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/AdsAdManager/src/V1/resources/site_service_descriptor_config.php b/AdsAdManager/src/V1/resources/site_service_descriptor_config.php
index eb087a9a4f7d..b1d7a04a595e 100644
--- a/AdsAdManager/src/V1/resources/site_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/site_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/AdsAdManager/src/V1/resources/site_service_rest_client_config.php b/AdsAdManager/src/V1/resources/site_service_rest_client_config.php
index e472f88a81ec..761d271f0a98 100644
--- a/AdsAdManager/src/V1/resources/site_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/site_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/AdsAdManager/src/V1/resources/taxonomy_category_service_descriptor_config.php b/AdsAdManager/src/V1/resources/taxonomy_category_service_descriptor_config.php
index 6be3b9000cc7..0629443c25ac 100644
--- a/AdsAdManager/src/V1/resources/taxonomy_category_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/taxonomy_category_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/AdsAdManager/src/V1/resources/taxonomy_category_service_rest_client_config.php b/AdsAdManager/src/V1/resources/taxonomy_category_service_rest_client_config.php
index f482641f90de..ba44800a05df 100644
--- a/AdsAdManager/src/V1/resources/taxonomy_category_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/taxonomy_category_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/AdsAdManager/src/V1/resources/team_service_descriptor_config.php b/AdsAdManager/src/V1/resources/team_service_descriptor_config.php
index a405e242c2ca..514cbaf6ba60 100644
--- a/AdsAdManager/src/V1/resources/team_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/team_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/AdsAdManager/src/V1/resources/team_service_rest_client_config.php b/AdsAdManager/src/V1/resources/team_service_rest_client_config.php
index 44ecb0004263..779f49ff8f93 100644
--- a/AdsAdManager/src/V1/resources/team_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/team_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/AdsAdManager/src/V1/resources/user_service_descriptor_config.php b/AdsAdManager/src/V1/resources/user_service_descriptor_config.php
index 405ff289c084..58273c8ebe84 100644
--- a/AdsAdManager/src/V1/resources/user_service_descriptor_config.php
+++ b/AdsAdManager/src/V1/resources/user_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/AdsAdManager/src/V1/resources/user_service_rest_client_config.php b/AdsAdManager/src/V1/resources/user_service_rest_client_config.php
index c159d0cbd8e2..5c2b234b7000 100644
--- a/AdsAdManager/src/V1/resources/user_service_rest_client_config.php
+++ b/AdsAdManager/src/V1/resources/user_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/AdsAdManager/tests/Unit/V1/Client/AdBreakServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/AdBreakServiceClientTest.php
index 87bd438a466c..5d515d6cca8b 100644
--- a/AdsAdManager/tests/Unit/V1/Client/AdBreakServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/AdBreakServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/AdReviewCenterAdServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/AdReviewCenterAdServiceClientTest.php
index d293d9d129ec..2fb60e08c8c8 100644
--- a/AdsAdManager/tests/Unit/V1/Client/AdReviewCenterAdServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/AdReviewCenterAdServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/AdUnitServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/AdUnitServiceClientTest.php
index 75221301511c..30c51927cb16 100644
--- a/AdsAdManager/tests/Unit/V1/Client/AdUnitServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/AdUnitServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/ApplicationServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/ApplicationServiceClientTest.php
index 68dc6f41246b..556772f08174 100644
--- a/AdsAdManager/tests/Unit/V1/Client/ApplicationServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/ApplicationServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/AudienceSegmentServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/AudienceSegmentServiceClientTest.php
index 2daa331dbd8a..e2d09e0811be 100644
--- a/AdsAdManager/tests/Unit/V1/Client/AudienceSegmentServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/AudienceSegmentServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/BandwidthGroupServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/BandwidthGroupServiceClientTest.php
index 4ccbe2f8c748..6d3e1c32444e 100644
--- a/AdsAdManager/tests/Unit/V1/Client/BandwidthGroupServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/BandwidthGroupServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/BrowserLanguageServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/BrowserLanguageServiceClientTest.php
index ddff90cc6377..a92558f6a4c4 100644
--- a/AdsAdManager/tests/Unit/V1/Client/BrowserLanguageServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/BrowserLanguageServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/BrowserServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/BrowserServiceClientTest.php
index 193f00b50bea..440f912843da 100644
--- a/AdsAdManager/tests/Unit/V1/Client/BrowserServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/BrowserServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/CmsMetadataKeyServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/CmsMetadataKeyServiceClientTest.php
index 5ad4d1be17df..4f45e5641467 100644
--- a/AdsAdManager/tests/Unit/V1/Client/CmsMetadataKeyServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/CmsMetadataKeyServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/CmsMetadataValueServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/CmsMetadataValueServiceClientTest.php
index d8f2041af077..eaea915e0c2d 100644
--- a/AdsAdManager/tests/Unit/V1/Client/CmsMetadataValueServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/CmsMetadataValueServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/CompanyServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/CompanyServiceClientTest.php
index c8b7205b8661..a5a3b7f2be31 100644
--- a/AdsAdManager/tests/Unit/V1/Client/CompanyServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/CompanyServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/ContactServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/ContactServiceClientTest.php
index f40055d8777f..cd6fc022730d 100644
--- a/AdsAdManager/tests/Unit/V1/Client/ContactServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/ContactServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/ContentBundleServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/ContentBundleServiceClientTest.php
index f84347417746..d3c9df544d51 100644
--- a/AdsAdManager/tests/Unit/V1/Client/ContentBundleServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/ContentBundleServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/ContentLabelServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/ContentLabelServiceClientTest.php
index 2a5c5f32a9eb..cceedcb63c58 100644
--- a/AdsAdManager/tests/Unit/V1/Client/ContentLabelServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/ContentLabelServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/ContentServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/ContentServiceClientTest.php
index 6029f11e9057..e945ef7bc8a3 100644
--- a/AdsAdManager/tests/Unit/V1/Client/ContentServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/ContentServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/CreativeTemplateServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/CreativeTemplateServiceClientTest.php
index 647192ec112e..b5ea55bb90af 100644
--- a/AdsAdManager/tests/Unit/V1/Client/CreativeTemplateServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/CreativeTemplateServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/CustomFieldServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/CustomFieldServiceClientTest.php
index 2211351c3e41..066a0901d5f8 100644
--- a/AdsAdManager/tests/Unit/V1/Client/CustomFieldServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/CustomFieldServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/CustomTargetingKeyServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/CustomTargetingKeyServiceClientTest.php
index 4c62decbf509..06cc4f97c8cf 100644
--- a/AdsAdManager/tests/Unit/V1/Client/CustomTargetingKeyServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/CustomTargetingKeyServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/CustomTargetingValueServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/CustomTargetingValueServiceClientTest.php
index c31ccaa03ca9..ac945a236eb5 100644
--- a/AdsAdManager/tests/Unit/V1/Client/CustomTargetingValueServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/CustomTargetingValueServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/DeviceCapabilityServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/DeviceCapabilityServiceClientTest.php
index b9a2dba83e46..3544b70eaf36 100644
--- a/AdsAdManager/tests/Unit/V1/Client/DeviceCapabilityServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/DeviceCapabilityServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/DeviceCategoryServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/DeviceCategoryServiceClientTest.php
index 5b9cb8047fb6..9e8d137a2d74 100644
--- a/AdsAdManager/tests/Unit/V1/Client/DeviceCategoryServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/DeviceCategoryServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/DeviceManufacturerServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/DeviceManufacturerServiceClientTest.php
index de411f648db3..e93b17d0e6db 100644
--- a/AdsAdManager/tests/Unit/V1/Client/DeviceManufacturerServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/DeviceManufacturerServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/EntitySignalsMappingServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/EntitySignalsMappingServiceClientTest.php
index d2b366a67b5a..79fbd79fb200 100644
--- a/AdsAdManager/tests/Unit/V1/Client/EntitySignalsMappingServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/EntitySignalsMappingServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/GeoTargetServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/GeoTargetServiceClientTest.php
index e265f373a8ea..7c1f5ca5fbb4 100644
--- a/AdsAdManager/tests/Unit/V1/Client/GeoTargetServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/GeoTargetServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/LineItemServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/LineItemServiceClientTest.php
index 9b8dc253eb27..2bf86766ae62 100644
--- a/AdsAdManager/tests/Unit/V1/Client/LineItemServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/LineItemServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/MobileCarrierServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/MobileCarrierServiceClientTest.php
index 05dc1e46e192..7e6ab115ceb4 100644
--- a/AdsAdManager/tests/Unit/V1/Client/MobileCarrierServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/MobileCarrierServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/MobileDeviceServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/MobileDeviceServiceClientTest.php
index 20808050abc2..6f4471a49df8 100644
--- a/AdsAdManager/tests/Unit/V1/Client/MobileDeviceServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/MobileDeviceServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/MobileDeviceSubmodelServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/MobileDeviceSubmodelServiceClientTest.php
index 1b0f4feb3545..58b5f17523ca 100644
--- a/AdsAdManager/tests/Unit/V1/Client/MobileDeviceSubmodelServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/MobileDeviceSubmodelServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/NetworkServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/NetworkServiceClientTest.php
index 7ba747046ff2..0cefeec411e5 100644
--- a/AdsAdManager/tests/Unit/V1/Client/NetworkServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/NetworkServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/OperatingSystemServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/OperatingSystemServiceClientTest.php
index c9e2a3f54e46..6cca4da77938 100644
--- a/AdsAdManager/tests/Unit/V1/Client/OperatingSystemServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/OperatingSystemServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/OperatingSystemVersionServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/OperatingSystemVersionServiceClientTest.php
index dd8919e09096..fb7a92c55c52 100644
--- a/AdsAdManager/tests/Unit/V1/Client/OperatingSystemVersionServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/OperatingSystemVersionServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/OrderServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/OrderServiceClientTest.php
index e35a0ccfdf51..14a144c6f311 100644
--- a/AdsAdManager/tests/Unit/V1/Client/OrderServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/OrderServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/PlacementServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/PlacementServiceClientTest.php
index ae4759e31ab3..cf2bb4c59b6f 100644
--- a/AdsAdManager/tests/Unit/V1/Client/PlacementServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/PlacementServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/PrivateAuctionDealServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/PrivateAuctionDealServiceClientTest.php
index dbedaef65377..706c8531f1f7 100644
--- a/AdsAdManager/tests/Unit/V1/Client/PrivateAuctionDealServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/PrivateAuctionDealServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/PrivateAuctionServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/PrivateAuctionServiceClientTest.php
index 9fc31c30374e..52fef7044d3e 100644
--- a/AdsAdManager/tests/Unit/V1/Client/PrivateAuctionServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/PrivateAuctionServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/ProgrammaticBuyerServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/ProgrammaticBuyerServiceClientTest.php
index 7e63c90e701d..7c830c86bb58 100644
--- a/AdsAdManager/tests/Unit/V1/Client/ProgrammaticBuyerServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/ProgrammaticBuyerServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/ReportServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/ReportServiceClientTest.php
index 9be1cd80126d..593174740a1b 100644
--- a/AdsAdManager/tests/Unit/V1/Client/ReportServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/ReportServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/RoleServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/RoleServiceClientTest.php
index d29d5ff785d0..d6cb582685da 100644
--- a/AdsAdManager/tests/Unit/V1/Client/RoleServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/RoleServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/SiteServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/SiteServiceClientTest.php
index 2598390c518c..97062d755bb3 100644
--- a/AdsAdManager/tests/Unit/V1/Client/SiteServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/SiteServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/TaxonomyCategoryServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/TaxonomyCategoryServiceClientTest.php
index 2ca5022cd603..b4070220602d 100644
--- a/AdsAdManager/tests/Unit/V1/Client/TaxonomyCategoryServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/TaxonomyCategoryServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/TeamServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/TeamServiceClientTest.php
index 91c8fa79898a..96927b5b98bd 100644
--- a/AdsAdManager/tests/Unit/V1/Client/TeamServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/TeamServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsAdManager/tests/Unit/V1/Client/UserServiceClientTest.php b/AdsAdManager/tests/Unit/V1/Client/UserServiceClientTest.php
index 2410a72d21a7..a9e83b9e6247 100644
--- a/AdsAdManager/tests/Unit/V1/Client/UserServiceClientTest.php
+++ b/AdsAdManager/tests/Unit/V1/Client/UserServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsDataManager/owlbot.py b/AdsDataManager/owlbot.py
index 1a7ae1d17840..44a8a06236ce 100644
--- a/AdsDataManager/owlbot.py
+++ b/AdsDataManager/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/AdsDataManager/samples/V1/IngestionServiceClient/ingest_audience_members.php b/AdsDataManager/samples/V1/IngestionServiceClient/ingest_audience_members.php
index 2a09aa0cb3e3..464696a0cc85 100644
--- a/AdsDataManager/samples/V1/IngestionServiceClient/ingest_audience_members.php
+++ b/AdsDataManager/samples/V1/IngestionServiceClient/ingest_audience_members.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsDataManager/samples/V1/IngestionServiceClient/ingest_events.php b/AdsDataManager/samples/V1/IngestionServiceClient/ingest_events.php
index 9a9bbf8225da..c7b28257469c 100644
--- a/AdsDataManager/samples/V1/IngestionServiceClient/ingest_events.php
+++ b/AdsDataManager/samples/V1/IngestionServiceClient/ingest_events.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsDataManager/samples/V1/IngestionServiceClient/remove_audience_members.php b/AdsDataManager/samples/V1/IngestionServiceClient/remove_audience_members.php
index c1811489cb3d..9f22e635c94e 100644
--- a/AdsDataManager/samples/V1/IngestionServiceClient/remove_audience_members.php
+++ b/AdsDataManager/samples/V1/IngestionServiceClient/remove_audience_members.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsDataManager/samples/V1/IngestionServiceClient/retrieve_request_status.php b/AdsDataManager/samples/V1/IngestionServiceClient/retrieve_request_status.php
index 3c7c6aeaf12c..4338f727190d 100644
--- a/AdsDataManager/samples/V1/IngestionServiceClient/retrieve_request_status.php
+++ b/AdsDataManager/samples/V1/IngestionServiceClient/retrieve_request_status.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsDataManager/src/V1/Client/IngestionServiceClient.php b/AdsDataManager/src/V1/Client/IngestionServiceClient.php
index 905cb2ec3877..1a23989672c4 100644
--- a/AdsDataManager/src/V1/Client/IngestionServiceClient.php
+++ b/AdsDataManager/src/V1/Client/IngestionServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsDataManager/src/V1/resources/ingestion_service_descriptor_config.php b/AdsDataManager/src/V1/resources/ingestion_service_descriptor_config.php
index 0d6cf83f5ab4..ec354ecb7b26 100644
--- a/AdsDataManager/src/V1/resources/ingestion_service_descriptor_config.php
+++ b/AdsDataManager/src/V1/resources/ingestion_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/AdsDataManager/src/V1/resources/ingestion_service_rest_client_config.php b/AdsDataManager/src/V1/resources/ingestion_service_rest_client_config.php
index 283de9a6299d..f56440010cf1 100644
--- a/AdsDataManager/src/V1/resources/ingestion_service_rest_client_config.php
+++ b/AdsDataManager/src/V1/resources/ingestion_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/AdsDataManager/tests/Unit/V1/Client/IngestionServiceClientTest.php b/AdsDataManager/tests/Unit/V1/Client/IngestionServiceClientTest.php
index 9e87caf79898..313ded6f627a 100644
--- a/AdsDataManager/tests/Unit/V1/Client/IngestionServiceClientTest.php
+++ b/AdsDataManager/tests/Unit/V1/Client/IngestionServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsMarketingPlatformAdmin/owlbot.py b/AdsMarketingPlatformAdmin/owlbot.py
index a48b2afe0bf7..7f3f8c453a5e 100644
--- a/AdsMarketingPlatformAdmin/owlbot.py
+++ b/AdsMarketingPlatformAdmin/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/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/create_analytics_account_link.php b/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/create_analytics_account_link.php
index 7f151bcf3d29..372f33a12a7c 100644
--- a/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/create_analytics_account_link.php
+++ b/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/create_analytics_account_link.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/delete_analytics_account_link.php b/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/delete_analytics_account_link.php
index 47800e7fe00c..c58ffceba507 100644
--- a/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/delete_analytics_account_link.php
+++ b/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/delete_analytics_account_link.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/find_sales_partner_managed_clients.php b/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/find_sales_partner_managed_clients.php
index 89e57230a8e8..2c3cd3fbfd9b 100644
--- a/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/find_sales_partner_managed_clients.php
+++ b/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/find_sales_partner_managed_clients.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/get_organization.php b/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/get_organization.php
index 01a6d2143f64..b5fbdded5a5d 100644
--- a/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/get_organization.php
+++ b/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/get_organization.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/list_analytics_account_links.php b/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/list_analytics_account_links.php
index 14fe03d7d1e9..4db4b4e85125 100644
--- a/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/list_analytics_account_links.php
+++ b/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/list_analytics_account_links.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/list_organizations.php b/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/list_organizations.php
index 89ea3ac3a5e2..fa85824bfe88 100644
--- a/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/list_organizations.php
+++ b/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/list_organizations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/report_property_usage.php b/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/report_property_usage.php
index bf30ae63a7bf..c70ef0c9e439 100644
--- a/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/report_property_usage.php
+++ b/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/report_property_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/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/set_property_service_level.php b/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/set_property_service_level.php
index 94c3605ec348..d85958290faa 100644
--- a/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/set_property_service_level.php
+++ b/AdsMarketingPlatformAdmin/samples/V1alpha/MarketingplatformAdminServiceClient/set_property_service_level.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsMarketingPlatformAdmin/src/V1alpha/Client/MarketingplatformAdminServiceClient.php b/AdsMarketingPlatformAdmin/src/V1alpha/Client/MarketingplatformAdminServiceClient.php
index 08d72801649e..626d3bf3ac26 100644
--- a/AdsMarketingPlatformAdmin/src/V1alpha/Client/MarketingplatformAdminServiceClient.php
+++ b/AdsMarketingPlatformAdmin/src/V1alpha/Client/MarketingplatformAdminServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdsMarketingPlatformAdmin/src/V1alpha/resources/marketingplatform_admin_service_descriptor_config.php b/AdsMarketingPlatformAdmin/src/V1alpha/resources/marketingplatform_admin_service_descriptor_config.php
index bbaeb7f1388a..1c35b5be7ffb 100644
--- a/AdsMarketingPlatformAdmin/src/V1alpha/resources/marketingplatform_admin_service_descriptor_config.php
+++ b/AdsMarketingPlatformAdmin/src/V1alpha/resources/marketingplatform_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/AdsMarketingPlatformAdmin/src/V1alpha/resources/marketingplatform_admin_service_rest_client_config.php b/AdsMarketingPlatformAdmin/src/V1alpha/resources/marketingplatform_admin_service_rest_client_config.php
index 8dcd724827e3..850bbf60e464 100644
--- a/AdsMarketingPlatformAdmin/src/V1alpha/resources/marketingplatform_admin_service_rest_client_config.php
+++ b/AdsMarketingPlatformAdmin/src/V1alpha/resources/marketingplatform_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/AdsMarketingPlatformAdmin/tests/Unit/V1alpha/Client/MarketingplatformAdminServiceClientTest.php b/AdsMarketingPlatformAdmin/tests/Unit/V1alpha/Client/MarketingplatformAdminServiceClientTest.php
index 247cefeac659..807a10e4f1a5 100644
--- a/AdsMarketingPlatformAdmin/tests/Unit/V1alpha/Client/MarketingplatformAdminServiceClientTest.php
+++ b/AdsMarketingPlatformAdmin/tests/Unit/V1alpha/Client/MarketingplatformAdminServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdvisoryNotifications/owlbot.py b/AdvisoryNotifications/owlbot.py
index b950d96152f2..c90426caa4cb 100644
--- a/AdvisoryNotifications/owlbot.py
+++ b/AdvisoryNotifications/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/AdvisoryNotifications/samples/V1/AdvisoryNotificationsServiceClient/get_notification.php b/AdvisoryNotifications/samples/V1/AdvisoryNotificationsServiceClient/get_notification.php
index fcd899daed22..338284915a01 100644
--- a/AdvisoryNotifications/samples/V1/AdvisoryNotificationsServiceClient/get_notification.php
+++ b/AdvisoryNotifications/samples/V1/AdvisoryNotificationsServiceClient/get_notification.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdvisoryNotifications/samples/V1/AdvisoryNotificationsServiceClient/get_settings.php b/AdvisoryNotifications/samples/V1/AdvisoryNotificationsServiceClient/get_settings.php
index 9ac35bff6185..7b927d82d161 100644
--- a/AdvisoryNotifications/samples/V1/AdvisoryNotificationsServiceClient/get_settings.php
+++ b/AdvisoryNotifications/samples/V1/AdvisoryNotificationsServiceClient/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/AdvisoryNotifications/samples/V1/AdvisoryNotificationsServiceClient/list_notifications.php b/AdvisoryNotifications/samples/V1/AdvisoryNotificationsServiceClient/list_notifications.php
index e79de6b8aad0..235617b1503d 100644
--- a/AdvisoryNotifications/samples/V1/AdvisoryNotificationsServiceClient/list_notifications.php
+++ b/AdvisoryNotifications/samples/V1/AdvisoryNotificationsServiceClient/list_notifications.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdvisoryNotifications/samples/V1/AdvisoryNotificationsServiceClient/update_settings.php b/AdvisoryNotifications/samples/V1/AdvisoryNotificationsServiceClient/update_settings.php
index 0367ac99f11f..5f6018c405cd 100644
--- a/AdvisoryNotifications/samples/V1/AdvisoryNotificationsServiceClient/update_settings.php
+++ b/AdvisoryNotifications/samples/V1/AdvisoryNotificationsServiceClient/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/AdvisoryNotifications/src/V1/Client/AdvisoryNotificationsServiceClient.php b/AdvisoryNotifications/src/V1/Client/AdvisoryNotificationsServiceClient.php
index 10cc1b9dca1c..5f7917549573 100644
--- a/AdvisoryNotifications/src/V1/Client/AdvisoryNotificationsServiceClient.php
+++ b/AdvisoryNotifications/src/V1/Client/AdvisoryNotificationsServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AdvisoryNotifications/src/V1/resources/advisory_notifications_service_descriptor_config.php b/AdvisoryNotifications/src/V1/resources/advisory_notifications_service_descriptor_config.php
index 19358649e519..be4e3c743749 100644
--- a/AdvisoryNotifications/src/V1/resources/advisory_notifications_service_descriptor_config.php
+++ b/AdvisoryNotifications/src/V1/resources/advisory_notifications_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/AdvisoryNotifications/src/V1/resources/advisory_notifications_service_rest_client_config.php b/AdvisoryNotifications/src/V1/resources/advisory_notifications_service_rest_client_config.php
index ad365a145fc0..58a0df13c9f8 100644
--- a/AdvisoryNotifications/src/V1/resources/advisory_notifications_service_rest_client_config.php
+++ b/AdvisoryNotifications/src/V1/resources/advisory_notifications_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/AdvisoryNotifications/tests/Unit/V1/Client/AdvisoryNotificationsServiceClientTest.php b/AdvisoryNotifications/tests/Unit/V1/Client/AdvisoryNotificationsServiceClientTest.php
index 9f809ec1465f..0c24caee245e 100644
--- a/AdvisoryNotifications/tests/Unit/V1/Client/AdvisoryNotificationsServiceClientTest.php
+++ b/AdvisoryNotifications/tests/Unit/V1/Client/AdvisoryNotificationsServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/owlbot.py b/AiPlatform/owlbot.py
index 8cf4224a0a3f..3772055241d1 100644
--- a/AiPlatform/owlbot.py
+++ b/AiPlatform/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/AiPlatform/samples/V1/DataFoundryServiceClient/generate_synthetic_data.php b/AiPlatform/samples/V1/DataFoundryServiceClient/generate_synthetic_data.php
index 219440907b83..3172a88acf65 100644
--- a/AiPlatform/samples/V1/DataFoundryServiceClient/generate_synthetic_data.php
+++ b/AiPlatform/samples/V1/DataFoundryServiceClient/generate_synthetic_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/AiPlatform/samples/V1/DataFoundryServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/DataFoundryServiceClient/get_iam_policy.php
index f8770670a68d..37043eafdcb9 100644
--- a/AiPlatform/samples/V1/DataFoundryServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/DataFoundryServiceClient/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/AiPlatform/samples/V1/DataFoundryServiceClient/get_location.php b/AiPlatform/samples/V1/DataFoundryServiceClient/get_location.php
index 9a221dee32e1..89eb3c466acd 100644
--- a/AiPlatform/samples/V1/DataFoundryServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/DataFoundryServiceClient/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/AiPlatform/samples/V1/DataFoundryServiceClient/list_locations.php b/AiPlatform/samples/V1/DataFoundryServiceClient/list_locations.php
index 7e162ed2aa49..81562afbadfa 100644
--- a/AiPlatform/samples/V1/DataFoundryServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/DataFoundryServiceClient/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/AiPlatform/samples/V1/DataFoundryServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/DataFoundryServiceClient/set_iam_policy.php
index 52a5ff89da7a..5f4e6f7bc296 100644
--- a/AiPlatform/samples/V1/DataFoundryServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/DataFoundryServiceClient/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/AiPlatform/samples/V1/DataFoundryServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/DataFoundryServiceClient/test_iam_permissions.php
index c186392b57b6..f40a47e14269 100644
--- a/AiPlatform/samples/V1/DataFoundryServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/DataFoundryServiceClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DatasetServiceClient/create_dataset.php b/AiPlatform/samples/V1/DatasetServiceClient/create_dataset.php
index d408a6b202c7..636b3ffd7a11 100644
--- a/AiPlatform/samples/V1/DatasetServiceClient/create_dataset.php
+++ b/AiPlatform/samples/V1/DatasetServiceClient/create_dataset.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DatasetServiceClient/create_dataset_version.php b/AiPlatform/samples/V1/DatasetServiceClient/create_dataset_version.php
index 2830952e6519..a9231738a6ac 100644
--- a/AiPlatform/samples/V1/DatasetServiceClient/create_dataset_version.php
+++ b/AiPlatform/samples/V1/DatasetServiceClient/create_dataset_version.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DatasetServiceClient/delete_dataset.php b/AiPlatform/samples/V1/DatasetServiceClient/delete_dataset.php
index 8280e51dc453..0029f2f19c52 100644
--- a/AiPlatform/samples/V1/DatasetServiceClient/delete_dataset.php
+++ b/AiPlatform/samples/V1/DatasetServiceClient/delete_dataset.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DatasetServiceClient/delete_dataset_version.php b/AiPlatform/samples/V1/DatasetServiceClient/delete_dataset_version.php
index 64cf118a22a4..789aecef63f7 100644
--- a/AiPlatform/samples/V1/DatasetServiceClient/delete_dataset_version.php
+++ b/AiPlatform/samples/V1/DatasetServiceClient/delete_dataset_version.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DatasetServiceClient/delete_saved_query.php b/AiPlatform/samples/V1/DatasetServiceClient/delete_saved_query.php
index e9f2e6fe8fcb..3f10f4a41442 100644
--- a/AiPlatform/samples/V1/DatasetServiceClient/delete_saved_query.php
+++ b/AiPlatform/samples/V1/DatasetServiceClient/delete_saved_query.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DatasetServiceClient/export_data.php b/AiPlatform/samples/V1/DatasetServiceClient/export_data.php
index 23dd3cca5303..a19012f490a7 100644
--- a/AiPlatform/samples/V1/DatasetServiceClient/export_data.php
+++ b/AiPlatform/samples/V1/DatasetServiceClient/export_data.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DatasetServiceClient/get_annotation_spec.php b/AiPlatform/samples/V1/DatasetServiceClient/get_annotation_spec.php
index 7bd49cf22f60..92af5a87cd04 100644
--- a/AiPlatform/samples/V1/DatasetServiceClient/get_annotation_spec.php
+++ b/AiPlatform/samples/V1/DatasetServiceClient/get_annotation_spec.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DatasetServiceClient/get_dataset.php b/AiPlatform/samples/V1/DatasetServiceClient/get_dataset.php
index e9790ba36f0a..031d9a5ef4ad 100644
--- a/AiPlatform/samples/V1/DatasetServiceClient/get_dataset.php
+++ b/AiPlatform/samples/V1/DatasetServiceClient/get_dataset.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DatasetServiceClient/get_dataset_version.php b/AiPlatform/samples/V1/DatasetServiceClient/get_dataset_version.php
index f7d901ae07f1..f473fdaf0285 100644
--- a/AiPlatform/samples/V1/DatasetServiceClient/get_dataset_version.php
+++ b/AiPlatform/samples/V1/DatasetServiceClient/get_dataset_version.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DatasetServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/DatasetServiceClient/get_iam_policy.php
index 7a15f569fc66..d55c41be8fc0 100644
--- a/AiPlatform/samples/V1/DatasetServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/DatasetServiceClient/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/AiPlatform/samples/V1/DatasetServiceClient/get_location.php b/AiPlatform/samples/V1/DatasetServiceClient/get_location.php
index 9cfd537db6e3..5fc2f2ee6c00 100644
--- a/AiPlatform/samples/V1/DatasetServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/DatasetServiceClient/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/AiPlatform/samples/V1/DatasetServiceClient/import_data.php b/AiPlatform/samples/V1/DatasetServiceClient/import_data.php
index 943ecb6b4403..0afc3606c14e 100644
--- a/AiPlatform/samples/V1/DatasetServiceClient/import_data.php
+++ b/AiPlatform/samples/V1/DatasetServiceClient/import_data.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DatasetServiceClient/list_annotations.php b/AiPlatform/samples/V1/DatasetServiceClient/list_annotations.php
index 80a80328958f..10e38969a83b 100644
--- a/AiPlatform/samples/V1/DatasetServiceClient/list_annotations.php
+++ b/AiPlatform/samples/V1/DatasetServiceClient/list_annotations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DatasetServiceClient/list_data_items.php b/AiPlatform/samples/V1/DatasetServiceClient/list_data_items.php
index f15adfb0b229..3c8b681766da 100644
--- a/AiPlatform/samples/V1/DatasetServiceClient/list_data_items.php
+++ b/AiPlatform/samples/V1/DatasetServiceClient/list_data_items.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DatasetServiceClient/list_dataset_versions.php b/AiPlatform/samples/V1/DatasetServiceClient/list_dataset_versions.php
index f8e3c7f4c38b..4d62470cf0fc 100644
--- a/AiPlatform/samples/V1/DatasetServiceClient/list_dataset_versions.php
+++ b/AiPlatform/samples/V1/DatasetServiceClient/list_dataset_versions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DatasetServiceClient/list_datasets.php b/AiPlatform/samples/V1/DatasetServiceClient/list_datasets.php
index 5d4717c39f9f..ee920c09bc16 100644
--- a/AiPlatform/samples/V1/DatasetServiceClient/list_datasets.php
+++ b/AiPlatform/samples/V1/DatasetServiceClient/list_datasets.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DatasetServiceClient/list_locations.php b/AiPlatform/samples/V1/DatasetServiceClient/list_locations.php
index 79eb0073c023..cf3ca94428af 100644
--- a/AiPlatform/samples/V1/DatasetServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/DatasetServiceClient/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/AiPlatform/samples/V1/DatasetServiceClient/list_saved_queries.php b/AiPlatform/samples/V1/DatasetServiceClient/list_saved_queries.php
index da304e9de03c..43794be4d17a 100644
--- a/AiPlatform/samples/V1/DatasetServiceClient/list_saved_queries.php
+++ b/AiPlatform/samples/V1/DatasetServiceClient/list_saved_queries.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DatasetServiceClient/restore_dataset_version.php b/AiPlatform/samples/V1/DatasetServiceClient/restore_dataset_version.php
index f5b620dbda77..11ab2361f934 100644
--- a/AiPlatform/samples/V1/DatasetServiceClient/restore_dataset_version.php
+++ b/AiPlatform/samples/V1/DatasetServiceClient/restore_dataset_version.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DatasetServiceClient/search_data_items.php b/AiPlatform/samples/V1/DatasetServiceClient/search_data_items.php
index 200974f88b1d..67d1db00b576 100644
--- a/AiPlatform/samples/V1/DatasetServiceClient/search_data_items.php
+++ b/AiPlatform/samples/V1/DatasetServiceClient/search_data_items.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DatasetServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/DatasetServiceClient/set_iam_policy.php
index ff64dbf86943..777c46484435 100644
--- a/AiPlatform/samples/V1/DatasetServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/DatasetServiceClient/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/AiPlatform/samples/V1/DatasetServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/DatasetServiceClient/test_iam_permissions.php
index c06bbadb0c41..32861f33acbf 100644
--- a/AiPlatform/samples/V1/DatasetServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/DatasetServiceClient/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/AiPlatform/samples/V1/DatasetServiceClient/update_dataset.php b/AiPlatform/samples/V1/DatasetServiceClient/update_dataset.php
index 632603c39c4d..1af43976de29 100644
--- a/AiPlatform/samples/V1/DatasetServiceClient/update_dataset.php
+++ b/AiPlatform/samples/V1/DatasetServiceClient/update_dataset.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DatasetServiceClient/update_dataset_version.php b/AiPlatform/samples/V1/DatasetServiceClient/update_dataset_version.php
index 03e5ef412236..98bd8ab8c80b 100644
--- a/AiPlatform/samples/V1/DatasetServiceClient/update_dataset_version.php
+++ b/AiPlatform/samples/V1/DatasetServiceClient/update_dataset_version.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/create_deployment_resource_pool.php b/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/create_deployment_resource_pool.php
index 3c3cc4b6b26c..6fce9884de2f 100644
--- a/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/create_deployment_resource_pool.php
+++ b/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/create_deployment_resource_pool.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/delete_deployment_resource_pool.php b/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/delete_deployment_resource_pool.php
index 9b4b16b645e0..94861524602c 100644
--- a/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/delete_deployment_resource_pool.php
+++ b/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/delete_deployment_resource_pool.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/get_deployment_resource_pool.php b/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/get_deployment_resource_pool.php
index 3de73f6e15dd..b7b2499cb99b 100644
--- a/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/get_deployment_resource_pool.php
+++ b/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/get_deployment_resource_pool.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/get_iam_policy.php
index 6598f3cbebe9..b1a2f4dae72e 100644
--- a/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/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/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/get_location.php b/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/get_location.php
index 9b72bccc0860..38e72230c8a4 100644
--- a/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/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/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/list_deployment_resource_pools.php b/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/list_deployment_resource_pools.php
index dface4e180ba..0cf89082951f 100644
--- a/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/list_deployment_resource_pools.php
+++ b/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/list_deployment_resource_pools.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/list_locations.php b/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/list_locations.php
index 88720a4616d3..6c02f28e03ed 100644
--- a/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/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/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/query_deployed_models.php b/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/query_deployed_models.php
index a17f665e7999..ae85b1941a1a 100644
--- a/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/query_deployed_models.php
+++ b/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/query_deployed_models.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/set_iam_policy.php
index ebbafdae2175..1bcdee3f44f1 100644
--- a/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/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/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/test_iam_permissions.php
index d59c6347a54a..068589bfc388 100644
--- a/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/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/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/update_deployment_resource_pool.php b/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/update_deployment_resource_pool.php
index 8a5e1001cbb0..917016eba6aa 100644
--- a/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/update_deployment_resource_pool.php
+++ b/AiPlatform/samples/V1/DeploymentResourcePoolServiceClient/update_deployment_resource_pool.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/EndpointServiceClient/create_endpoint.php b/AiPlatform/samples/V1/EndpointServiceClient/create_endpoint.php
index 83ce2e3c44fc..5fe647a2c441 100644
--- a/AiPlatform/samples/V1/EndpointServiceClient/create_endpoint.php
+++ b/AiPlatform/samples/V1/EndpointServiceClient/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/AiPlatform/samples/V1/EndpointServiceClient/delete_endpoint.php b/AiPlatform/samples/V1/EndpointServiceClient/delete_endpoint.php
index 73a36d1cbf7e..beb812ae6dd0 100644
--- a/AiPlatform/samples/V1/EndpointServiceClient/delete_endpoint.php
+++ b/AiPlatform/samples/V1/EndpointServiceClient/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/AiPlatform/samples/V1/EndpointServiceClient/deploy_model.php b/AiPlatform/samples/V1/EndpointServiceClient/deploy_model.php
index 1a9f3887ffbc..1b96c7683b6c 100644
--- a/AiPlatform/samples/V1/EndpointServiceClient/deploy_model.php
+++ b/AiPlatform/samples/V1/EndpointServiceClient/deploy_model.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/EndpointServiceClient/get_endpoint.php b/AiPlatform/samples/V1/EndpointServiceClient/get_endpoint.php
index 97800f76911c..cd9ac22fd72c 100644
--- a/AiPlatform/samples/V1/EndpointServiceClient/get_endpoint.php
+++ b/AiPlatform/samples/V1/EndpointServiceClient/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/AiPlatform/samples/V1/EndpointServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/EndpointServiceClient/get_iam_policy.php
index c1d8d29f780e..18885c96ac87 100644
--- a/AiPlatform/samples/V1/EndpointServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/EndpointServiceClient/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/AiPlatform/samples/V1/EndpointServiceClient/get_location.php b/AiPlatform/samples/V1/EndpointServiceClient/get_location.php
index ebaf19d4542c..5f134dcfe6ca 100644
--- a/AiPlatform/samples/V1/EndpointServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/EndpointServiceClient/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/AiPlatform/samples/V1/EndpointServiceClient/list_endpoints.php b/AiPlatform/samples/V1/EndpointServiceClient/list_endpoints.php
index d1ee8aa0a58b..9f99d3d61a2e 100644
--- a/AiPlatform/samples/V1/EndpointServiceClient/list_endpoints.php
+++ b/AiPlatform/samples/V1/EndpointServiceClient/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/AiPlatform/samples/V1/EndpointServiceClient/list_locations.php b/AiPlatform/samples/V1/EndpointServiceClient/list_locations.php
index 72e62ad7993e..6e9f6bda215b 100644
--- a/AiPlatform/samples/V1/EndpointServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/EndpointServiceClient/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/AiPlatform/samples/V1/EndpointServiceClient/mutate_deployed_model.php b/AiPlatform/samples/V1/EndpointServiceClient/mutate_deployed_model.php
index c3de26f3106d..e7f69899629c 100644
--- a/AiPlatform/samples/V1/EndpointServiceClient/mutate_deployed_model.php
+++ b/AiPlatform/samples/V1/EndpointServiceClient/mutate_deployed_model.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/EndpointServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/EndpointServiceClient/set_iam_policy.php
index 0b706eff8838..8ac24e438afe 100644
--- a/AiPlatform/samples/V1/EndpointServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/EndpointServiceClient/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/AiPlatform/samples/V1/EndpointServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/EndpointServiceClient/test_iam_permissions.php
index 7f6886a17aec..215f65f27b4d 100644
--- a/AiPlatform/samples/V1/EndpointServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/EndpointServiceClient/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/AiPlatform/samples/V1/EndpointServiceClient/undeploy_model.php b/AiPlatform/samples/V1/EndpointServiceClient/undeploy_model.php
index 3dc6a88650cd..9ed8e8d598c7 100644
--- a/AiPlatform/samples/V1/EndpointServiceClient/undeploy_model.php
+++ b/AiPlatform/samples/V1/EndpointServiceClient/undeploy_model.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/EndpointServiceClient/update_endpoint.php b/AiPlatform/samples/V1/EndpointServiceClient/update_endpoint.php
index a741506f0201..fb6a8dac0394 100644
--- a/AiPlatform/samples/V1/EndpointServiceClient/update_endpoint.php
+++ b/AiPlatform/samples/V1/EndpointServiceClient/update_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/AiPlatform/samples/V1/EndpointServiceClient/update_endpoint_long_running.php b/AiPlatform/samples/V1/EndpointServiceClient/update_endpoint_long_running.php
index f6247c96bdd8..17e4c2606b5a 100644
--- a/AiPlatform/samples/V1/EndpointServiceClient/update_endpoint_long_running.php
+++ b/AiPlatform/samples/V1/EndpointServiceClient/update_endpoint_long_running.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/EvaluationServiceClient/evaluate_instances.php b/AiPlatform/samples/V1/EvaluationServiceClient/evaluate_instances.php
index 58e8f47bba69..b852ecb3e97b 100644
--- a/AiPlatform/samples/V1/EvaluationServiceClient/evaluate_instances.php
+++ b/AiPlatform/samples/V1/EvaluationServiceClient/evaluate_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/AiPlatform/samples/V1/EvaluationServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/EvaluationServiceClient/get_iam_policy.php
index dc3a633b7ee0..25d5fb84e85e 100644
--- a/AiPlatform/samples/V1/EvaluationServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/EvaluationServiceClient/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/AiPlatform/samples/V1/EvaluationServiceClient/get_location.php b/AiPlatform/samples/V1/EvaluationServiceClient/get_location.php
index f4ed60b5e4db..4bcb315928ca 100644
--- a/AiPlatform/samples/V1/EvaluationServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/EvaluationServiceClient/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/AiPlatform/samples/V1/EvaluationServiceClient/list_locations.php b/AiPlatform/samples/V1/EvaluationServiceClient/list_locations.php
index 053c9c7cbe66..357d9a798646 100644
--- a/AiPlatform/samples/V1/EvaluationServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/EvaluationServiceClient/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/AiPlatform/samples/V1/EvaluationServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/EvaluationServiceClient/set_iam_policy.php
index f2708953ee4f..7d0cc535ba89 100644
--- a/AiPlatform/samples/V1/EvaluationServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/EvaluationServiceClient/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/AiPlatform/samples/V1/EvaluationServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/EvaluationServiceClient/test_iam_permissions.php
index cbbecd0739fd..3da454b66605 100644
--- a/AiPlatform/samples/V1/EvaluationServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/EvaluationServiceClient/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/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/create_feature_online_store.php b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/create_feature_online_store.php
index 8a8b433a9def..ba487774bfeb 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/create_feature_online_store.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/create_feature_online_store.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/create_feature_view.php b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/create_feature_view.php
index 61b0a90a8a91..fe88c39f3d16 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/create_feature_view.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/create_feature_view.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/delete_feature_online_store.php b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/delete_feature_online_store.php
index 6725af9e7d00..71001e4aea6a 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/delete_feature_online_store.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/delete_feature_online_store.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/delete_feature_view.php b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/delete_feature_view.php
index 593ec1d30104..65a502280dc9 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/delete_feature_view.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/delete_feature_view.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/get_feature_online_store.php b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/get_feature_online_store.php
index 31bd242292c9..e73d2e09bcae 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/get_feature_online_store.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/get_feature_online_store.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/get_feature_view.php b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/get_feature_view.php
index 592f9a7dedc8..2dec70f2621e 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/get_feature_view.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/get_feature_view.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/get_feature_view_sync.php b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/get_feature_view_sync.php
index 34204f62f2ad..a0ea527ce355 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/get_feature_view_sync.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/get_feature_view_sync.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/get_iam_policy.php
index c29e0e695bdb..5f5d92e6705d 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/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/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/get_location.php b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/get_location.php
index 6bd35a4ea74c..092ffb3cf883 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/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/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/list_feature_online_stores.php b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/list_feature_online_stores.php
index 1c8f77b1bfdb..0845c49e3795 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/list_feature_online_stores.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/list_feature_online_stores.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/list_feature_view_syncs.php b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/list_feature_view_syncs.php
index 23017e65b8b3..b4789cb624dc 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/list_feature_view_syncs.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/list_feature_view_syncs.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/list_feature_views.php b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/list_feature_views.php
index 0c1f9df2987d..9a122a14c01f 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/list_feature_views.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/list_feature_views.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/list_locations.php b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/list_locations.php
index df76c4901fd6..a2c3560548da 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/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/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/set_iam_policy.php
index 4559a598bdb8..ee4cc1baeb18 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/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/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/sync_feature_view.php b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/sync_feature_view.php
index 1e071395beba..c1e03b995f88 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/sync_feature_view.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/sync_feature_view.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/test_iam_permissions.php
index 411ef548d4f2..b1454838a548 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/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/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/update_feature_online_store.php b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/update_feature_online_store.php
index 7141925d68a6..8bd98bb26b41 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/update_feature_online_store.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/update_feature_online_store.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/update_feature_view.php b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/update_feature_view.php
index ccf1cd5ad550..65f7e4237de9 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/update_feature_view.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreAdminServiceClient/update_feature_view.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/feature_view_direct_write.php b/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/feature_view_direct_write.php
index a54a6c29adfe..502740be145a 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/feature_view_direct_write.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/feature_view_direct_write.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/fetch_feature_values.php b/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/fetch_feature_values.php
index 0c098b7b924f..ae15dbd12d5c 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/fetch_feature_values.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/fetch_feature_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/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/generate_fetch_access_token.php b/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/generate_fetch_access_token.php
index 63278026fb7b..620f68cdb94a 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/generate_fetch_access_token.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/generate_fetch_access_token.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/get_iam_policy.php
index 3107277d4a9a..cf85aef25f29 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/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/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/get_location.php b/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/get_location.php
index 0e5e2ab3c47d..32ee457a86b7 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/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/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/list_locations.php b/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/list_locations.php
index 7e9afed46553..88af12c8fd6d 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/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/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/search_nearest_entities.php b/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/search_nearest_entities.php
index 45422f649379..f691ad4f5fd6 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/search_nearest_entities.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/search_nearest_entities.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/set_iam_policy.php
index 4ea6e1e90b65..541b478766db 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/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/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/test_iam_permissions.php
index dca73e96f337..7a33549a72a4 100644
--- a/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/FeatureOnlineStoreServiceClient/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/AiPlatform/samples/V1/FeatureRegistryServiceClient/batch_create_features.php b/AiPlatform/samples/V1/FeatureRegistryServiceClient/batch_create_features.php
index bef5269676e3..a69c0e88f3a5 100644
--- a/AiPlatform/samples/V1/FeatureRegistryServiceClient/batch_create_features.php
+++ b/AiPlatform/samples/V1/FeatureRegistryServiceClient/batch_create_features.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeatureRegistryServiceClient/create_feature.php b/AiPlatform/samples/V1/FeatureRegistryServiceClient/create_feature.php
index 8fe1c7ad7b25..f055f41a6c7e 100644
--- a/AiPlatform/samples/V1/FeatureRegistryServiceClient/create_feature.php
+++ b/AiPlatform/samples/V1/FeatureRegistryServiceClient/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/AiPlatform/samples/V1/FeatureRegistryServiceClient/create_feature_group.php b/AiPlatform/samples/V1/FeatureRegistryServiceClient/create_feature_group.php
index e3eb00aca6c0..05f8dbb5aa6d 100644
--- a/AiPlatform/samples/V1/FeatureRegistryServiceClient/create_feature_group.php
+++ b/AiPlatform/samples/V1/FeatureRegistryServiceClient/create_feature_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/AiPlatform/samples/V1/FeatureRegistryServiceClient/delete_feature.php b/AiPlatform/samples/V1/FeatureRegistryServiceClient/delete_feature.php
index ce46996fc790..0c0ceff354dc 100644
--- a/AiPlatform/samples/V1/FeatureRegistryServiceClient/delete_feature.php
+++ b/AiPlatform/samples/V1/FeatureRegistryServiceClient/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/AiPlatform/samples/V1/FeatureRegistryServiceClient/delete_feature_group.php b/AiPlatform/samples/V1/FeatureRegistryServiceClient/delete_feature_group.php
index 9a43cb746fc9..e6ce3d061c04 100644
--- a/AiPlatform/samples/V1/FeatureRegistryServiceClient/delete_feature_group.php
+++ b/AiPlatform/samples/V1/FeatureRegistryServiceClient/delete_feature_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/AiPlatform/samples/V1/FeatureRegistryServiceClient/get_feature.php b/AiPlatform/samples/V1/FeatureRegistryServiceClient/get_feature.php
index 9e2832134f38..d42a6bd595fc 100644
--- a/AiPlatform/samples/V1/FeatureRegistryServiceClient/get_feature.php
+++ b/AiPlatform/samples/V1/FeatureRegistryServiceClient/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/AiPlatform/samples/V1/FeatureRegistryServiceClient/get_feature_group.php b/AiPlatform/samples/V1/FeatureRegistryServiceClient/get_feature_group.php
index 0e720099cb5e..76f2fac40d24 100644
--- a/AiPlatform/samples/V1/FeatureRegistryServiceClient/get_feature_group.php
+++ b/AiPlatform/samples/V1/FeatureRegistryServiceClient/get_feature_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/AiPlatform/samples/V1/FeatureRegistryServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/FeatureRegistryServiceClient/get_iam_policy.php
index d858c9c7ff9a..8d7b0a00f9ce 100644
--- a/AiPlatform/samples/V1/FeatureRegistryServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/FeatureRegistryServiceClient/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/AiPlatform/samples/V1/FeatureRegistryServiceClient/get_location.php b/AiPlatform/samples/V1/FeatureRegistryServiceClient/get_location.php
index 5f30a812a04b..0713766b832c 100644
--- a/AiPlatform/samples/V1/FeatureRegistryServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/FeatureRegistryServiceClient/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/AiPlatform/samples/V1/FeatureRegistryServiceClient/list_feature_groups.php b/AiPlatform/samples/V1/FeatureRegistryServiceClient/list_feature_groups.php
index 7d83529a2dc0..174913d32a4f 100644
--- a/AiPlatform/samples/V1/FeatureRegistryServiceClient/list_feature_groups.php
+++ b/AiPlatform/samples/V1/FeatureRegistryServiceClient/list_feature_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/AiPlatform/samples/V1/FeatureRegistryServiceClient/list_features.php b/AiPlatform/samples/V1/FeatureRegistryServiceClient/list_features.php
index ba4ced1bfdc6..856502623ddd 100644
--- a/AiPlatform/samples/V1/FeatureRegistryServiceClient/list_features.php
+++ b/AiPlatform/samples/V1/FeatureRegistryServiceClient/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/AiPlatform/samples/V1/FeatureRegistryServiceClient/list_locations.php b/AiPlatform/samples/V1/FeatureRegistryServiceClient/list_locations.php
index f8a8a3cfcabe..f491084b3e9e 100644
--- a/AiPlatform/samples/V1/FeatureRegistryServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/FeatureRegistryServiceClient/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/AiPlatform/samples/V1/FeatureRegistryServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/FeatureRegistryServiceClient/set_iam_policy.php
index 9511c3ca6aff..1e056da62cc9 100644
--- a/AiPlatform/samples/V1/FeatureRegistryServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/FeatureRegistryServiceClient/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/AiPlatform/samples/V1/FeatureRegistryServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/FeatureRegistryServiceClient/test_iam_permissions.php
index 9a9bc4954bae..78b4454e40b4 100644
--- a/AiPlatform/samples/V1/FeatureRegistryServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/FeatureRegistryServiceClient/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/AiPlatform/samples/V1/FeatureRegistryServiceClient/update_feature.php b/AiPlatform/samples/V1/FeatureRegistryServiceClient/update_feature.php
index 996cd3a8e8c2..33da5fa72ce7 100644
--- a/AiPlatform/samples/V1/FeatureRegistryServiceClient/update_feature.php
+++ b/AiPlatform/samples/V1/FeatureRegistryServiceClient/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/AiPlatform/samples/V1/FeatureRegistryServiceClient/update_feature_group.php b/AiPlatform/samples/V1/FeatureRegistryServiceClient/update_feature_group.php
index c44a4f9b0b82..9e3b21b5464b 100644
--- a/AiPlatform/samples/V1/FeatureRegistryServiceClient/update_feature_group.php
+++ b/AiPlatform/samples/V1/FeatureRegistryServiceClient/update_feature_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/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/get_iam_policy.php
index 9f10edb71b0e..22c39528164d 100644
--- a/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/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/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/get_location.php b/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/get_location.php
index 43b33c0f629f..05920109da6b 100644
--- a/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/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/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/list_locations.php b/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/list_locations.php
index d87ad0fe3103..f70f66d82277 100644
--- a/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/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/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/read_feature_values.php b/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/read_feature_values.php
index 6f392908b0b5..c05418755164 100644
--- a/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/read_feature_values.php
+++ b/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/read_feature_values.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/set_iam_policy.php
index 3c2b2231e372..47d87232ce4d 100644
--- a/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/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/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/streaming_read_feature_values.php b/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/streaming_read_feature_values.php
index 70eb5b408ace..ec18421606f8 100644
--- a/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/streaming_read_feature_values.php
+++ b/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/streaming_read_feature_values.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/test_iam_permissions.php
index ffecabdff37e..2ccb66a7c3da 100644
--- a/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/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/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/write_feature_values.php b/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/write_feature_values.php
index 98cecc58b020..5bb8b5638c2b 100644
--- a/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/write_feature_values.php
+++ b/AiPlatform/samples/V1/FeaturestoreOnlineServingServiceClient/write_feature_values.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeaturestoreServiceClient/batch_create_features.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/batch_create_features.php
index 18a2d06a45c4..babb69d9174d 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/batch_create_features.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/batch_create_features.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeaturestoreServiceClient/batch_read_feature_values.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/batch_read_feature_values.php
index ea74f8a97956..b5dc3551cd6a 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/batch_read_feature_values.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/batch_read_feature_values.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeaturestoreServiceClient/create_entity_type.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/create_entity_type.php
index 7b223eca765e..4692c6eccb8b 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/create_entity_type.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/create_entity_type.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeaturestoreServiceClient/create_feature.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/create_feature.php
index b8c28297d8e0..d1faeb6f2f4d 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/create_feature.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/create_feature.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeaturestoreServiceClient/create_featurestore.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/create_featurestore.php
index aa18a1a28b29..563215947d57 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/create_featurestore.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/create_featurestore.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeaturestoreServiceClient/delete_entity_type.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/delete_entity_type.php
index be4d487dccfe..9cb096362575 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/delete_entity_type.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/delete_entity_type.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeaturestoreServiceClient/delete_feature.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/delete_feature.php
index 8294976c396e..d75bfa7b9131 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/delete_feature.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/delete_feature.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeaturestoreServiceClient/delete_feature_values.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/delete_feature_values.php
index f9b65641c005..1465121e3f85 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/delete_feature_values.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/delete_feature_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/AiPlatform/samples/V1/FeaturestoreServiceClient/delete_featurestore.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/delete_featurestore.php
index b7340105d5a3..db663f1835b3 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/delete_featurestore.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/delete_featurestore.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeaturestoreServiceClient/export_feature_values.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/export_feature_values.php
index 724cd584638a..ad3f5c6de077 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/export_feature_values.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/export_feature_values.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeaturestoreServiceClient/get_entity_type.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/get_entity_type.php
index 6d9134fbe1fa..37942205eec4 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/get_entity_type.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/get_entity_type.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeaturestoreServiceClient/get_feature.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/get_feature.php
index b4a2f36ce178..8fc0097fc646 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/get_feature.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/get_feature.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeaturestoreServiceClient/get_featurestore.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/get_featurestore.php
index 6963f7bc988d..ec3d4a910924 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/get_featurestore.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/get_featurestore.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeaturestoreServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/get_iam_policy.php
index 4f05195badd6..b821caf28653 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/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/AiPlatform/samples/V1/FeaturestoreServiceClient/get_location.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/get_location.php
index 0c40c493e3ed..f559efc954f7 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/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/AiPlatform/samples/V1/FeaturestoreServiceClient/import_feature_values.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/import_feature_values.php
index 3cf3f82e7475..7a251712adee 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/import_feature_values.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/import_feature_values.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeaturestoreServiceClient/list_entity_types.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/list_entity_types.php
index 919d3a3048c9..ce67b5834864 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/list_entity_types.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/list_entity_types.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeaturestoreServiceClient/list_features.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/list_features.php
index f1d51f187b2f..8a98175a52e6 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/list_features.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/list_features.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeaturestoreServiceClient/list_featurestores.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/list_featurestores.php
index de83514b9d1b..b3f12f67b51e 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/list_featurestores.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/list_featurestores.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeaturestoreServiceClient/list_locations.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/list_locations.php
index 02597ee5d3bc..7f29e68af9fd 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/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/AiPlatform/samples/V1/FeaturestoreServiceClient/search_features.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/search_features.php
index 58cbd6ca94f7..1e4618a52fae 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/search_features.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/search_features.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeaturestoreServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/set_iam_policy.php
index 6db327852918..9546407c1ddf 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/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/AiPlatform/samples/V1/FeaturestoreServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/test_iam_permissions.php
index e97b3ddf3ffd..81ff7b5f2ca4 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/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/AiPlatform/samples/V1/FeaturestoreServiceClient/update_entity_type.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/update_entity_type.php
index 0b1b1b8968ea..b82cdf8452d1 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/update_entity_type.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/update_entity_type.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeaturestoreServiceClient/update_feature.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/update_feature.php
index 5a456786b8fa..38b73542909e 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/update_feature.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/update_feature.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/FeaturestoreServiceClient/update_featurestore.php b/AiPlatform/samples/V1/FeaturestoreServiceClient/update_featurestore.php
index d7b8c15de2e3..82f1bbd8e201 100644
--- a/AiPlatform/samples/V1/FeaturestoreServiceClient/update_featurestore.php
+++ b/AiPlatform/samples/V1/FeaturestoreServiceClient/update_featurestore.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/GenAiCacheServiceClient/create_cached_content.php b/AiPlatform/samples/V1/GenAiCacheServiceClient/create_cached_content.php
index 182110d7417e..2fbef29df74f 100644
--- a/AiPlatform/samples/V1/GenAiCacheServiceClient/create_cached_content.php
+++ b/AiPlatform/samples/V1/GenAiCacheServiceClient/create_cached_content.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/GenAiCacheServiceClient/delete_cached_content.php b/AiPlatform/samples/V1/GenAiCacheServiceClient/delete_cached_content.php
index 767db3807f3f..7eddfd8c5caf 100644
--- a/AiPlatform/samples/V1/GenAiCacheServiceClient/delete_cached_content.php
+++ b/AiPlatform/samples/V1/GenAiCacheServiceClient/delete_cached_content.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/GenAiCacheServiceClient/get_cached_content.php b/AiPlatform/samples/V1/GenAiCacheServiceClient/get_cached_content.php
index 00ffa67773fe..69c4135764ec 100644
--- a/AiPlatform/samples/V1/GenAiCacheServiceClient/get_cached_content.php
+++ b/AiPlatform/samples/V1/GenAiCacheServiceClient/get_cached_content.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/GenAiCacheServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/GenAiCacheServiceClient/get_iam_policy.php
index 884868415847..d660a6996bc6 100644
--- a/AiPlatform/samples/V1/GenAiCacheServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/GenAiCacheServiceClient/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/AiPlatform/samples/V1/GenAiCacheServiceClient/get_location.php b/AiPlatform/samples/V1/GenAiCacheServiceClient/get_location.php
index f3fdaa6ad017..98c092251389 100644
--- a/AiPlatform/samples/V1/GenAiCacheServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/GenAiCacheServiceClient/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/AiPlatform/samples/V1/GenAiCacheServiceClient/list_cached_contents.php b/AiPlatform/samples/V1/GenAiCacheServiceClient/list_cached_contents.php
index 376913b35f8d..e3db9d9195a0 100644
--- a/AiPlatform/samples/V1/GenAiCacheServiceClient/list_cached_contents.php
+++ b/AiPlatform/samples/V1/GenAiCacheServiceClient/list_cached_contents.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/GenAiCacheServiceClient/list_locations.php b/AiPlatform/samples/V1/GenAiCacheServiceClient/list_locations.php
index 77c7851f281b..9e2535e6d6af 100644
--- a/AiPlatform/samples/V1/GenAiCacheServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/GenAiCacheServiceClient/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/AiPlatform/samples/V1/GenAiCacheServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/GenAiCacheServiceClient/set_iam_policy.php
index 4e53e1d1b9a4..74e59a1a3cc0 100644
--- a/AiPlatform/samples/V1/GenAiCacheServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/GenAiCacheServiceClient/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/AiPlatform/samples/V1/GenAiCacheServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/GenAiCacheServiceClient/test_iam_permissions.php
index b735865b1c98..dd5e72a0919b 100644
--- a/AiPlatform/samples/V1/GenAiCacheServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/GenAiCacheServiceClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/GenAiCacheServiceClient/update_cached_content.php b/AiPlatform/samples/V1/GenAiCacheServiceClient/update_cached_content.php
index d37ef67f7173..a1495b4adf9c 100644
--- a/AiPlatform/samples/V1/GenAiCacheServiceClient/update_cached_content.php
+++ b/AiPlatform/samples/V1/GenAiCacheServiceClient/update_cached_content.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/GenAiTuningServiceClient/cancel_tuning_job.php b/AiPlatform/samples/V1/GenAiTuningServiceClient/cancel_tuning_job.php
index 56c6e70b445e..b31a57d8ef8f 100644
--- a/AiPlatform/samples/V1/GenAiTuningServiceClient/cancel_tuning_job.php
+++ b/AiPlatform/samples/V1/GenAiTuningServiceClient/cancel_tuning_job.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/GenAiTuningServiceClient/create_tuning_job.php b/AiPlatform/samples/V1/GenAiTuningServiceClient/create_tuning_job.php
index 4c7149323045..cae00fb34dbd 100644
--- a/AiPlatform/samples/V1/GenAiTuningServiceClient/create_tuning_job.php
+++ b/AiPlatform/samples/V1/GenAiTuningServiceClient/create_tuning_job.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/GenAiTuningServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/GenAiTuningServiceClient/get_iam_policy.php
index 8e8a11bdeb4b..3f99c02cf570 100644
--- a/AiPlatform/samples/V1/GenAiTuningServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/GenAiTuningServiceClient/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/AiPlatform/samples/V1/GenAiTuningServiceClient/get_location.php b/AiPlatform/samples/V1/GenAiTuningServiceClient/get_location.php
index a71a95c5065e..adcbf7b225c2 100644
--- a/AiPlatform/samples/V1/GenAiTuningServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/GenAiTuningServiceClient/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/AiPlatform/samples/V1/GenAiTuningServiceClient/get_tuning_job.php b/AiPlatform/samples/V1/GenAiTuningServiceClient/get_tuning_job.php
index f0c1855a6577..f2f71c9d9a11 100644
--- a/AiPlatform/samples/V1/GenAiTuningServiceClient/get_tuning_job.php
+++ b/AiPlatform/samples/V1/GenAiTuningServiceClient/get_tuning_job.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/GenAiTuningServiceClient/list_locations.php b/AiPlatform/samples/V1/GenAiTuningServiceClient/list_locations.php
index f528e56198d4..01ba48457a91 100644
--- a/AiPlatform/samples/V1/GenAiTuningServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/GenAiTuningServiceClient/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/AiPlatform/samples/V1/GenAiTuningServiceClient/list_tuning_jobs.php b/AiPlatform/samples/V1/GenAiTuningServiceClient/list_tuning_jobs.php
index 9857fb64e2c8..bedbef3d5196 100644
--- a/AiPlatform/samples/V1/GenAiTuningServiceClient/list_tuning_jobs.php
+++ b/AiPlatform/samples/V1/GenAiTuningServiceClient/list_tuning_jobs.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/GenAiTuningServiceClient/rebase_tuned_model.php b/AiPlatform/samples/V1/GenAiTuningServiceClient/rebase_tuned_model.php
index bd6a0a5c6aae..791cbdffc5af 100644
--- a/AiPlatform/samples/V1/GenAiTuningServiceClient/rebase_tuned_model.php
+++ b/AiPlatform/samples/V1/GenAiTuningServiceClient/rebase_tuned_model.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/GenAiTuningServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/GenAiTuningServiceClient/set_iam_policy.php
index 5499189bec8f..2c289922ee18 100644
--- a/AiPlatform/samples/V1/GenAiTuningServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/GenAiTuningServiceClient/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/AiPlatform/samples/V1/GenAiTuningServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/GenAiTuningServiceClient/test_iam_permissions.php
index e5a9064e77e2..6378714365fe 100644
--- a/AiPlatform/samples/V1/GenAiTuningServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/GenAiTuningServiceClient/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/AiPlatform/samples/V1/IndexEndpointServiceClient/create_index_endpoint.php b/AiPlatform/samples/V1/IndexEndpointServiceClient/create_index_endpoint.php
index 35e537954ed0..9fb28c50d655 100644
--- a/AiPlatform/samples/V1/IndexEndpointServiceClient/create_index_endpoint.php
+++ b/AiPlatform/samples/V1/IndexEndpointServiceClient/create_index_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/AiPlatform/samples/V1/IndexEndpointServiceClient/delete_index_endpoint.php b/AiPlatform/samples/V1/IndexEndpointServiceClient/delete_index_endpoint.php
index 65fbeb177df6..81c83f4f7435 100644
--- a/AiPlatform/samples/V1/IndexEndpointServiceClient/delete_index_endpoint.php
+++ b/AiPlatform/samples/V1/IndexEndpointServiceClient/delete_index_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/AiPlatform/samples/V1/IndexEndpointServiceClient/deploy_index.php b/AiPlatform/samples/V1/IndexEndpointServiceClient/deploy_index.php
index 3159e21cf85c..e1db88b65efb 100644
--- a/AiPlatform/samples/V1/IndexEndpointServiceClient/deploy_index.php
+++ b/AiPlatform/samples/V1/IndexEndpointServiceClient/deploy_index.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/IndexEndpointServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/IndexEndpointServiceClient/get_iam_policy.php
index bb49a6216492..1bf7a181f917 100644
--- a/AiPlatform/samples/V1/IndexEndpointServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/IndexEndpointServiceClient/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/AiPlatform/samples/V1/IndexEndpointServiceClient/get_index_endpoint.php b/AiPlatform/samples/V1/IndexEndpointServiceClient/get_index_endpoint.php
index e4387eafc1bd..ae811d4ea456 100644
--- a/AiPlatform/samples/V1/IndexEndpointServiceClient/get_index_endpoint.php
+++ b/AiPlatform/samples/V1/IndexEndpointServiceClient/get_index_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/AiPlatform/samples/V1/IndexEndpointServiceClient/get_location.php b/AiPlatform/samples/V1/IndexEndpointServiceClient/get_location.php
index fe02782eb45f..4611757a6d15 100644
--- a/AiPlatform/samples/V1/IndexEndpointServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/IndexEndpointServiceClient/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/AiPlatform/samples/V1/IndexEndpointServiceClient/list_index_endpoints.php b/AiPlatform/samples/V1/IndexEndpointServiceClient/list_index_endpoints.php
index 5387c9b7e311..821c269572b7 100644
--- a/AiPlatform/samples/V1/IndexEndpointServiceClient/list_index_endpoints.php
+++ b/AiPlatform/samples/V1/IndexEndpointServiceClient/list_index_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/AiPlatform/samples/V1/IndexEndpointServiceClient/list_locations.php b/AiPlatform/samples/V1/IndexEndpointServiceClient/list_locations.php
index 7ea63e63d63d..891240605ef4 100644
--- a/AiPlatform/samples/V1/IndexEndpointServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/IndexEndpointServiceClient/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/AiPlatform/samples/V1/IndexEndpointServiceClient/mutate_deployed_index.php b/AiPlatform/samples/V1/IndexEndpointServiceClient/mutate_deployed_index.php
index 960af9cc4f4d..0a254e9d054f 100644
--- a/AiPlatform/samples/V1/IndexEndpointServiceClient/mutate_deployed_index.php
+++ b/AiPlatform/samples/V1/IndexEndpointServiceClient/mutate_deployed_index.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/IndexEndpointServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/IndexEndpointServiceClient/set_iam_policy.php
index 13f3ff8962c9..54fec5b3c162 100644
--- a/AiPlatform/samples/V1/IndexEndpointServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/IndexEndpointServiceClient/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/AiPlatform/samples/V1/IndexEndpointServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/IndexEndpointServiceClient/test_iam_permissions.php
index 1bbd86cb42d5..ac07b4b94d76 100644
--- a/AiPlatform/samples/V1/IndexEndpointServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/IndexEndpointServiceClient/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/AiPlatform/samples/V1/IndexEndpointServiceClient/undeploy_index.php b/AiPlatform/samples/V1/IndexEndpointServiceClient/undeploy_index.php
index c7125e434647..f29db25240d1 100644
--- a/AiPlatform/samples/V1/IndexEndpointServiceClient/undeploy_index.php
+++ b/AiPlatform/samples/V1/IndexEndpointServiceClient/undeploy_index.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/IndexEndpointServiceClient/update_index_endpoint.php b/AiPlatform/samples/V1/IndexEndpointServiceClient/update_index_endpoint.php
index e072e55aa91d..5bfdd1f39f28 100644
--- a/AiPlatform/samples/V1/IndexEndpointServiceClient/update_index_endpoint.php
+++ b/AiPlatform/samples/V1/IndexEndpointServiceClient/update_index_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/AiPlatform/samples/V1/IndexServiceClient/create_index.php b/AiPlatform/samples/V1/IndexServiceClient/create_index.php
index bc10dfe17f5f..99768f05d653 100644
--- a/AiPlatform/samples/V1/IndexServiceClient/create_index.php
+++ b/AiPlatform/samples/V1/IndexServiceClient/create_index.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/IndexServiceClient/delete_index.php b/AiPlatform/samples/V1/IndexServiceClient/delete_index.php
index f03dced765da..c45f9b176ac0 100644
--- a/AiPlatform/samples/V1/IndexServiceClient/delete_index.php
+++ b/AiPlatform/samples/V1/IndexServiceClient/delete_index.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/IndexServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/IndexServiceClient/get_iam_policy.php
index 088116141b80..488fcb30f3b8 100644
--- a/AiPlatform/samples/V1/IndexServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/IndexServiceClient/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/AiPlatform/samples/V1/IndexServiceClient/get_index.php b/AiPlatform/samples/V1/IndexServiceClient/get_index.php
index f9126895d9d6..093212b4cad8 100644
--- a/AiPlatform/samples/V1/IndexServiceClient/get_index.php
+++ b/AiPlatform/samples/V1/IndexServiceClient/get_index.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/IndexServiceClient/get_location.php b/AiPlatform/samples/V1/IndexServiceClient/get_location.php
index 8253713892cb..8bea558af92b 100644
--- a/AiPlatform/samples/V1/IndexServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/IndexServiceClient/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/AiPlatform/samples/V1/IndexServiceClient/list_indexes.php b/AiPlatform/samples/V1/IndexServiceClient/list_indexes.php
index b249d1c46a85..c8c745e487d7 100644
--- a/AiPlatform/samples/V1/IndexServiceClient/list_indexes.php
+++ b/AiPlatform/samples/V1/IndexServiceClient/list_indexes.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/IndexServiceClient/list_locations.php b/AiPlatform/samples/V1/IndexServiceClient/list_locations.php
index cfdd2df1c236..92de33a1548d 100644
--- a/AiPlatform/samples/V1/IndexServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/IndexServiceClient/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/AiPlatform/samples/V1/IndexServiceClient/remove_datapoints.php b/AiPlatform/samples/V1/IndexServiceClient/remove_datapoints.php
index 7708dc1ee333..6cc633fac1de 100644
--- a/AiPlatform/samples/V1/IndexServiceClient/remove_datapoints.php
+++ b/AiPlatform/samples/V1/IndexServiceClient/remove_datapoints.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/IndexServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/IndexServiceClient/set_iam_policy.php
index 07903912c6ab..a0e3a0041dbd 100644
--- a/AiPlatform/samples/V1/IndexServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/IndexServiceClient/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/AiPlatform/samples/V1/IndexServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/IndexServiceClient/test_iam_permissions.php
index 68b2c6ea1cf4..bf4e0e85dc12 100644
--- a/AiPlatform/samples/V1/IndexServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/IndexServiceClient/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/AiPlatform/samples/V1/IndexServiceClient/update_index.php b/AiPlatform/samples/V1/IndexServiceClient/update_index.php
index d06f75684c19..3e4d6eb54a78 100644
--- a/AiPlatform/samples/V1/IndexServiceClient/update_index.php
+++ b/AiPlatform/samples/V1/IndexServiceClient/update_index.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/IndexServiceClient/upsert_datapoints.php b/AiPlatform/samples/V1/IndexServiceClient/upsert_datapoints.php
index 86fede686cbd..8198c2f10acc 100644
--- a/AiPlatform/samples/V1/IndexServiceClient/upsert_datapoints.php
+++ b/AiPlatform/samples/V1/IndexServiceClient/upsert_datapoints.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/JobServiceClient/cancel_batch_prediction_job.php b/AiPlatform/samples/V1/JobServiceClient/cancel_batch_prediction_job.php
index edc8d8177279..ae208b045166 100644
--- a/AiPlatform/samples/V1/JobServiceClient/cancel_batch_prediction_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/cancel_batch_prediction_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/AiPlatform/samples/V1/JobServiceClient/cancel_custom_job.php b/AiPlatform/samples/V1/JobServiceClient/cancel_custom_job.php
index 64b676669bda..9a63058e0421 100644
--- a/AiPlatform/samples/V1/JobServiceClient/cancel_custom_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/cancel_custom_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/AiPlatform/samples/V1/JobServiceClient/cancel_data_labeling_job.php b/AiPlatform/samples/V1/JobServiceClient/cancel_data_labeling_job.php
index 7965f1a7f99c..0b6fcd3cedb7 100644
--- a/AiPlatform/samples/V1/JobServiceClient/cancel_data_labeling_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/cancel_data_labeling_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/AiPlatform/samples/V1/JobServiceClient/cancel_hyperparameter_tuning_job.php b/AiPlatform/samples/V1/JobServiceClient/cancel_hyperparameter_tuning_job.php
index e7b240c9efe3..4db5193405bf 100644
--- a/AiPlatform/samples/V1/JobServiceClient/cancel_hyperparameter_tuning_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/cancel_hyperparameter_tuning_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/AiPlatform/samples/V1/JobServiceClient/cancel_nas_job.php b/AiPlatform/samples/V1/JobServiceClient/cancel_nas_job.php
index aa2f70cc8afa..5b4c8fae5a4b 100644
--- a/AiPlatform/samples/V1/JobServiceClient/cancel_nas_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/cancel_nas_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/AiPlatform/samples/V1/JobServiceClient/create_batch_prediction_job.php b/AiPlatform/samples/V1/JobServiceClient/create_batch_prediction_job.php
index 6e4b58f1df88..7af16fbfe7d2 100644
--- a/AiPlatform/samples/V1/JobServiceClient/create_batch_prediction_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/create_batch_prediction_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/AiPlatform/samples/V1/JobServiceClient/create_custom_job.php b/AiPlatform/samples/V1/JobServiceClient/create_custom_job.php
index 4eed12e86ef8..8f1aa9f3e73c 100644
--- a/AiPlatform/samples/V1/JobServiceClient/create_custom_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/create_custom_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/AiPlatform/samples/V1/JobServiceClient/create_data_labeling_job.php b/AiPlatform/samples/V1/JobServiceClient/create_data_labeling_job.php
index 2a04596c44c2..9c86df8dc162 100644
--- a/AiPlatform/samples/V1/JobServiceClient/create_data_labeling_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/create_data_labeling_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/AiPlatform/samples/V1/JobServiceClient/create_hyperparameter_tuning_job.php b/AiPlatform/samples/V1/JobServiceClient/create_hyperparameter_tuning_job.php
index b9141fef667f..382d59d42504 100644
--- a/AiPlatform/samples/V1/JobServiceClient/create_hyperparameter_tuning_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/create_hyperparameter_tuning_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/AiPlatform/samples/V1/JobServiceClient/create_model_deployment_monitoring_job.php b/AiPlatform/samples/V1/JobServiceClient/create_model_deployment_monitoring_job.php
index 6bce17c989d6..2f814ae1a569 100644
--- a/AiPlatform/samples/V1/JobServiceClient/create_model_deployment_monitoring_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/create_model_deployment_monitoring_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/AiPlatform/samples/V1/JobServiceClient/create_nas_job.php b/AiPlatform/samples/V1/JobServiceClient/create_nas_job.php
index b9b88995a51d..c0497679f778 100644
--- a/AiPlatform/samples/V1/JobServiceClient/create_nas_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/create_nas_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/AiPlatform/samples/V1/JobServiceClient/delete_batch_prediction_job.php b/AiPlatform/samples/V1/JobServiceClient/delete_batch_prediction_job.php
index b01a5856dc92..9ec4166339da 100644
--- a/AiPlatform/samples/V1/JobServiceClient/delete_batch_prediction_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/delete_batch_prediction_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/AiPlatform/samples/V1/JobServiceClient/delete_custom_job.php b/AiPlatform/samples/V1/JobServiceClient/delete_custom_job.php
index 8467b3220585..bf622a939f63 100644
--- a/AiPlatform/samples/V1/JobServiceClient/delete_custom_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/delete_custom_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/AiPlatform/samples/V1/JobServiceClient/delete_data_labeling_job.php b/AiPlatform/samples/V1/JobServiceClient/delete_data_labeling_job.php
index f3d83f17ec3c..96b6bd266c21 100644
--- a/AiPlatform/samples/V1/JobServiceClient/delete_data_labeling_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/delete_data_labeling_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/AiPlatform/samples/V1/JobServiceClient/delete_hyperparameter_tuning_job.php b/AiPlatform/samples/V1/JobServiceClient/delete_hyperparameter_tuning_job.php
index 943b8e9e8d4e..d16c5d508e64 100644
--- a/AiPlatform/samples/V1/JobServiceClient/delete_hyperparameter_tuning_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/delete_hyperparameter_tuning_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/AiPlatform/samples/V1/JobServiceClient/delete_model_deployment_monitoring_job.php b/AiPlatform/samples/V1/JobServiceClient/delete_model_deployment_monitoring_job.php
index aead40b89d70..8c4a45754450 100644
--- a/AiPlatform/samples/V1/JobServiceClient/delete_model_deployment_monitoring_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/delete_model_deployment_monitoring_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/AiPlatform/samples/V1/JobServiceClient/delete_nas_job.php b/AiPlatform/samples/V1/JobServiceClient/delete_nas_job.php
index 87140b21deaa..8a9c3e26fa7a 100644
--- a/AiPlatform/samples/V1/JobServiceClient/delete_nas_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/delete_nas_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/AiPlatform/samples/V1/JobServiceClient/get_batch_prediction_job.php b/AiPlatform/samples/V1/JobServiceClient/get_batch_prediction_job.php
index c6134414dacd..944bf55ba5a4 100644
--- a/AiPlatform/samples/V1/JobServiceClient/get_batch_prediction_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/get_batch_prediction_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/AiPlatform/samples/V1/JobServiceClient/get_custom_job.php b/AiPlatform/samples/V1/JobServiceClient/get_custom_job.php
index 94cc46919edf..9a0c5726f290 100644
--- a/AiPlatform/samples/V1/JobServiceClient/get_custom_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/get_custom_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/AiPlatform/samples/V1/JobServiceClient/get_data_labeling_job.php b/AiPlatform/samples/V1/JobServiceClient/get_data_labeling_job.php
index d9198ba80df0..901292aa90a8 100644
--- a/AiPlatform/samples/V1/JobServiceClient/get_data_labeling_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/get_data_labeling_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/AiPlatform/samples/V1/JobServiceClient/get_hyperparameter_tuning_job.php b/AiPlatform/samples/V1/JobServiceClient/get_hyperparameter_tuning_job.php
index 4dbf905aadfa..9440f085d7ef 100644
--- a/AiPlatform/samples/V1/JobServiceClient/get_hyperparameter_tuning_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/get_hyperparameter_tuning_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/AiPlatform/samples/V1/JobServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/JobServiceClient/get_iam_policy.php
index 6ae673506c87..99335ffffaa2 100644
--- a/AiPlatform/samples/V1/JobServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/JobServiceClient/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/AiPlatform/samples/V1/JobServiceClient/get_location.php b/AiPlatform/samples/V1/JobServiceClient/get_location.php
index 5425a05d26be..4085e221df2f 100644
--- a/AiPlatform/samples/V1/JobServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/JobServiceClient/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/AiPlatform/samples/V1/JobServiceClient/get_model_deployment_monitoring_job.php b/AiPlatform/samples/V1/JobServiceClient/get_model_deployment_monitoring_job.php
index c2435b99189a..3dd515eadb9d 100644
--- a/AiPlatform/samples/V1/JobServiceClient/get_model_deployment_monitoring_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/get_model_deployment_monitoring_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/AiPlatform/samples/V1/JobServiceClient/get_nas_job.php b/AiPlatform/samples/V1/JobServiceClient/get_nas_job.php
index f2dfe4834feb..1058886173dc 100644
--- a/AiPlatform/samples/V1/JobServiceClient/get_nas_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/get_nas_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/AiPlatform/samples/V1/JobServiceClient/get_nas_trial_detail.php b/AiPlatform/samples/V1/JobServiceClient/get_nas_trial_detail.php
index 36e17b47f5ee..ea1634fa1b6c 100644
--- a/AiPlatform/samples/V1/JobServiceClient/get_nas_trial_detail.php
+++ b/AiPlatform/samples/V1/JobServiceClient/get_nas_trial_detail.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/JobServiceClient/list_batch_prediction_jobs.php b/AiPlatform/samples/V1/JobServiceClient/list_batch_prediction_jobs.php
index 1add21e7bf04..5959c323cea3 100644
--- a/AiPlatform/samples/V1/JobServiceClient/list_batch_prediction_jobs.php
+++ b/AiPlatform/samples/V1/JobServiceClient/list_batch_prediction_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/AiPlatform/samples/V1/JobServiceClient/list_custom_jobs.php b/AiPlatform/samples/V1/JobServiceClient/list_custom_jobs.php
index 7ff684a21665..31704a266ad2 100644
--- a/AiPlatform/samples/V1/JobServiceClient/list_custom_jobs.php
+++ b/AiPlatform/samples/V1/JobServiceClient/list_custom_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/AiPlatform/samples/V1/JobServiceClient/list_data_labeling_jobs.php b/AiPlatform/samples/V1/JobServiceClient/list_data_labeling_jobs.php
index 225b928063fd..a9cc271cbb02 100644
--- a/AiPlatform/samples/V1/JobServiceClient/list_data_labeling_jobs.php
+++ b/AiPlatform/samples/V1/JobServiceClient/list_data_labeling_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/AiPlatform/samples/V1/JobServiceClient/list_hyperparameter_tuning_jobs.php b/AiPlatform/samples/V1/JobServiceClient/list_hyperparameter_tuning_jobs.php
index 8d07158f0364..f9a06a0c928f 100644
--- a/AiPlatform/samples/V1/JobServiceClient/list_hyperparameter_tuning_jobs.php
+++ b/AiPlatform/samples/V1/JobServiceClient/list_hyperparameter_tuning_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/AiPlatform/samples/V1/JobServiceClient/list_locations.php b/AiPlatform/samples/V1/JobServiceClient/list_locations.php
index 7162a5c28b0a..71a1c46ebe88 100644
--- a/AiPlatform/samples/V1/JobServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/JobServiceClient/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/AiPlatform/samples/V1/JobServiceClient/list_model_deployment_monitoring_jobs.php b/AiPlatform/samples/V1/JobServiceClient/list_model_deployment_monitoring_jobs.php
index e1be1745428c..9c940d2a21f5 100644
--- a/AiPlatform/samples/V1/JobServiceClient/list_model_deployment_monitoring_jobs.php
+++ b/AiPlatform/samples/V1/JobServiceClient/list_model_deployment_monitoring_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/AiPlatform/samples/V1/JobServiceClient/list_nas_jobs.php b/AiPlatform/samples/V1/JobServiceClient/list_nas_jobs.php
index a089b86551d8..372c4f5e19a0 100644
--- a/AiPlatform/samples/V1/JobServiceClient/list_nas_jobs.php
+++ b/AiPlatform/samples/V1/JobServiceClient/list_nas_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/AiPlatform/samples/V1/JobServiceClient/list_nas_trial_details.php b/AiPlatform/samples/V1/JobServiceClient/list_nas_trial_details.php
index eb5545dd3dba..4c164247b3b3 100644
--- a/AiPlatform/samples/V1/JobServiceClient/list_nas_trial_details.php
+++ b/AiPlatform/samples/V1/JobServiceClient/list_nas_trial_details.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/JobServiceClient/pause_model_deployment_monitoring_job.php b/AiPlatform/samples/V1/JobServiceClient/pause_model_deployment_monitoring_job.php
index 9079b993c276..e1ac774c79cb 100644
--- a/AiPlatform/samples/V1/JobServiceClient/pause_model_deployment_monitoring_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/pause_model_deployment_monitoring_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/AiPlatform/samples/V1/JobServiceClient/resume_model_deployment_monitoring_job.php b/AiPlatform/samples/V1/JobServiceClient/resume_model_deployment_monitoring_job.php
index 7e008be0d45a..160b48121f5b 100644
--- a/AiPlatform/samples/V1/JobServiceClient/resume_model_deployment_monitoring_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/resume_model_deployment_monitoring_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/AiPlatform/samples/V1/JobServiceClient/search_model_deployment_monitoring_stats_anomalies.php b/AiPlatform/samples/V1/JobServiceClient/search_model_deployment_monitoring_stats_anomalies.php
index 0f33e82597e8..de19f4b1aadb 100644
--- a/AiPlatform/samples/V1/JobServiceClient/search_model_deployment_monitoring_stats_anomalies.php
+++ b/AiPlatform/samples/V1/JobServiceClient/search_model_deployment_monitoring_stats_anomalies.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/JobServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/JobServiceClient/set_iam_policy.php
index c8154ec9279c..aefb7aafe49a 100644
--- a/AiPlatform/samples/V1/JobServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/JobServiceClient/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/AiPlatform/samples/V1/JobServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/JobServiceClient/test_iam_permissions.php
index 518c1263d135..509279abe529 100644
--- a/AiPlatform/samples/V1/JobServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/JobServiceClient/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/AiPlatform/samples/V1/JobServiceClient/update_model_deployment_monitoring_job.php b/AiPlatform/samples/V1/JobServiceClient/update_model_deployment_monitoring_job.php
index b0d2d429797e..3513c5bd3027 100644
--- a/AiPlatform/samples/V1/JobServiceClient/update_model_deployment_monitoring_job.php
+++ b/AiPlatform/samples/V1/JobServiceClient/update_model_deployment_monitoring_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/AiPlatform/samples/V1/LlmUtilityServiceClient/compute_tokens.php b/AiPlatform/samples/V1/LlmUtilityServiceClient/compute_tokens.php
index 2d4ff7fa9ddd..bbacbd903f4a 100644
--- a/AiPlatform/samples/V1/LlmUtilityServiceClient/compute_tokens.php
+++ b/AiPlatform/samples/V1/LlmUtilityServiceClient/compute_tokens.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/LlmUtilityServiceClient/count_tokens.php b/AiPlatform/samples/V1/LlmUtilityServiceClient/count_tokens.php
index ec5ac541f189..2a7aea0f8851 100644
--- a/AiPlatform/samples/V1/LlmUtilityServiceClient/count_tokens.php
+++ b/AiPlatform/samples/V1/LlmUtilityServiceClient/count_tokens.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/LlmUtilityServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/LlmUtilityServiceClient/get_iam_policy.php
index 7fe6fa2cdace..90402b3b4b1a 100644
--- a/AiPlatform/samples/V1/LlmUtilityServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/LlmUtilityServiceClient/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/AiPlatform/samples/V1/LlmUtilityServiceClient/get_location.php b/AiPlatform/samples/V1/LlmUtilityServiceClient/get_location.php
index d21c718bf1be..4913f66b68ec 100644
--- a/AiPlatform/samples/V1/LlmUtilityServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/LlmUtilityServiceClient/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/AiPlatform/samples/V1/LlmUtilityServiceClient/list_locations.php b/AiPlatform/samples/V1/LlmUtilityServiceClient/list_locations.php
index b747d3a18ec7..a214d7644356 100644
--- a/AiPlatform/samples/V1/LlmUtilityServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/LlmUtilityServiceClient/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/AiPlatform/samples/V1/LlmUtilityServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/LlmUtilityServiceClient/set_iam_policy.php
index 69662e1e2c1d..fe21cb337347 100644
--- a/AiPlatform/samples/V1/LlmUtilityServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/LlmUtilityServiceClient/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/AiPlatform/samples/V1/LlmUtilityServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/LlmUtilityServiceClient/test_iam_permissions.php
index 2056c24af9fa..bd0a4008c24f 100644
--- a/AiPlatform/samples/V1/LlmUtilityServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/LlmUtilityServiceClient/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/AiPlatform/samples/V1/MatchServiceClient/find_neighbors.php b/AiPlatform/samples/V1/MatchServiceClient/find_neighbors.php
index 463d11fb2aba..178c19754525 100644
--- a/AiPlatform/samples/V1/MatchServiceClient/find_neighbors.php
+++ b/AiPlatform/samples/V1/MatchServiceClient/find_neighbors.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MatchServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/MatchServiceClient/get_iam_policy.php
index d9b312fefecb..5d3185159600 100644
--- a/AiPlatform/samples/V1/MatchServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/MatchServiceClient/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/AiPlatform/samples/V1/MatchServiceClient/get_location.php b/AiPlatform/samples/V1/MatchServiceClient/get_location.php
index 873b7d0ae38c..912aff18d670 100644
--- a/AiPlatform/samples/V1/MatchServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/MatchServiceClient/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/AiPlatform/samples/V1/MatchServiceClient/list_locations.php b/AiPlatform/samples/V1/MatchServiceClient/list_locations.php
index 34c18adeab76..f7f7d1879621 100644
--- a/AiPlatform/samples/V1/MatchServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/MatchServiceClient/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/AiPlatform/samples/V1/MatchServiceClient/read_index_datapoints.php b/AiPlatform/samples/V1/MatchServiceClient/read_index_datapoints.php
index 394c6e704e09..95ed6766586b 100644
--- a/AiPlatform/samples/V1/MatchServiceClient/read_index_datapoints.php
+++ b/AiPlatform/samples/V1/MatchServiceClient/read_index_datapoints.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MatchServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/MatchServiceClient/set_iam_policy.php
index c0b5ac032314..ac54790de06f 100644
--- a/AiPlatform/samples/V1/MatchServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/MatchServiceClient/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/AiPlatform/samples/V1/MatchServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/MatchServiceClient/test_iam_permissions.php
index 61e4d6c2a076..7360c9e69237 100644
--- a/AiPlatform/samples/V1/MatchServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/MatchServiceClient/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/AiPlatform/samples/V1/MetadataServiceClient/add_context_artifacts_and_executions.php b/AiPlatform/samples/V1/MetadataServiceClient/add_context_artifacts_and_executions.php
index 71331b5d9d7f..f681f924a448 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/add_context_artifacts_and_executions.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/add_context_artifacts_and_executions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/add_context_children.php b/AiPlatform/samples/V1/MetadataServiceClient/add_context_children.php
index 2237fcbbdd09..6e812a933b13 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/add_context_children.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/add_context_children.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/add_execution_events.php b/AiPlatform/samples/V1/MetadataServiceClient/add_execution_events.php
index 2fc04b82224d..92c6a9add00e 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/add_execution_events.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/add_execution_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/AiPlatform/samples/V1/MetadataServiceClient/create_artifact.php b/AiPlatform/samples/V1/MetadataServiceClient/create_artifact.php
index 31bdd140e9cf..17441785e90d 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/create_artifact.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/create_artifact.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/create_context.php b/AiPlatform/samples/V1/MetadataServiceClient/create_context.php
index 6cfbba081102..026b242275db 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/create_context.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/create_context.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/create_execution.php b/AiPlatform/samples/V1/MetadataServiceClient/create_execution.php
index d61985fa61e8..a1564986724a 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/create_execution.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/create_execution.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/create_metadata_schema.php b/AiPlatform/samples/V1/MetadataServiceClient/create_metadata_schema.php
index c0e94bd76e2f..236f4fbb6cf1 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/create_metadata_schema.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/create_metadata_schema.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/create_metadata_store.php b/AiPlatform/samples/V1/MetadataServiceClient/create_metadata_store.php
index 6306267ca4a9..cf7b9dd791de 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/create_metadata_store.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/create_metadata_store.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/delete_artifact.php b/AiPlatform/samples/V1/MetadataServiceClient/delete_artifact.php
index ee24b24678f2..e649dfe14af7 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/delete_artifact.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/delete_artifact.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/delete_context.php b/AiPlatform/samples/V1/MetadataServiceClient/delete_context.php
index ac869119d811..2161a38c3dd7 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/delete_context.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/delete_context.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/delete_execution.php b/AiPlatform/samples/V1/MetadataServiceClient/delete_execution.php
index 7898cc237b4b..bbcc552d6239 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/delete_execution.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/delete_execution.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/delete_metadata_store.php b/AiPlatform/samples/V1/MetadataServiceClient/delete_metadata_store.php
index 6602ddbeeebb..c38b9a35d2d9 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/delete_metadata_store.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/delete_metadata_store.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/get_artifact.php b/AiPlatform/samples/V1/MetadataServiceClient/get_artifact.php
index 672ef1cf5483..67231298efef 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/get_artifact.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/get_artifact.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/get_context.php b/AiPlatform/samples/V1/MetadataServiceClient/get_context.php
index 57352c351876..ca81246960b7 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/get_context.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/get_context.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/get_execution.php b/AiPlatform/samples/V1/MetadataServiceClient/get_execution.php
index 32c0be182294..37a185c90eb3 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/get_execution.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/get_execution.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/MetadataServiceClient/get_iam_policy.php
index 45e81d27a60c..f484111de428 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/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/AiPlatform/samples/V1/MetadataServiceClient/get_location.php b/AiPlatform/samples/V1/MetadataServiceClient/get_location.php
index b709a10a0b03..f8b5b5f16e50 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/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/AiPlatform/samples/V1/MetadataServiceClient/get_metadata_schema.php b/AiPlatform/samples/V1/MetadataServiceClient/get_metadata_schema.php
index f0ef90bcdae6..bf18a0ea857f 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/get_metadata_schema.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/get_metadata_schema.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/get_metadata_store.php b/AiPlatform/samples/V1/MetadataServiceClient/get_metadata_store.php
index 1ff674dede62..9e1adbac24c2 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/get_metadata_store.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/get_metadata_store.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/list_artifacts.php b/AiPlatform/samples/V1/MetadataServiceClient/list_artifacts.php
index 287ee08dbd30..b41054b7097d 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/list_artifacts.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/list_artifacts.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/list_contexts.php b/AiPlatform/samples/V1/MetadataServiceClient/list_contexts.php
index a315985659f7..041f4864fcc0 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/list_contexts.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/list_contexts.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/list_executions.php b/AiPlatform/samples/V1/MetadataServiceClient/list_executions.php
index 34b8fad3b712..148fd0f79867 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/list_executions.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/list_executions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/list_locations.php b/AiPlatform/samples/V1/MetadataServiceClient/list_locations.php
index c60f40a0c725..149364bbf843 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/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/AiPlatform/samples/V1/MetadataServiceClient/list_metadata_schemas.php b/AiPlatform/samples/V1/MetadataServiceClient/list_metadata_schemas.php
index cbb5ef107aa3..5a9130592f71 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/list_metadata_schemas.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/list_metadata_schemas.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/list_metadata_stores.php b/AiPlatform/samples/V1/MetadataServiceClient/list_metadata_stores.php
index 4773a673125c..184100d53396 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/list_metadata_stores.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/list_metadata_stores.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/purge_artifacts.php b/AiPlatform/samples/V1/MetadataServiceClient/purge_artifacts.php
index 4cb06a410311..362792c27912 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/purge_artifacts.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/purge_artifacts.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/purge_contexts.php b/AiPlatform/samples/V1/MetadataServiceClient/purge_contexts.php
index d12d8b4a5264..6d704e4328f8 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/purge_contexts.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/purge_contexts.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/purge_executions.php b/AiPlatform/samples/V1/MetadataServiceClient/purge_executions.php
index 3fefac7beaf8..f31487cfc15d 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/purge_executions.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/purge_executions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/query_artifact_lineage_subgraph.php b/AiPlatform/samples/V1/MetadataServiceClient/query_artifact_lineage_subgraph.php
index b5bf49c8c35d..12f4380a9a9e 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/query_artifact_lineage_subgraph.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/query_artifact_lineage_subgraph.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/query_context_lineage_subgraph.php b/AiPlatform/samples/V1/MetadataServiceClient/query_context_lineage_subgraph.php
index 2394d3e203f5..69377de953d9 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/query_context_lineage_subgraph.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/query_context_lineage_subgraph.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/query_execution_inputs_and_outputs.php b/AiPlatform/samples/V1/MetadataServiceClient/query_execution_inputs_and_outputs.php
index 6748258a6d9d..7904962eacf4 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/query_execution_inputs_and_outputs.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/query_execution_inputs_and_outputs.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/remove_context_children.php b/AiPlatform/samples/V1/MetadataServiceClient/remove_context_children.php
index 922480fbd04f..eb1ca8455cda 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/remove_context_children.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/remove_context_children.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/MetadataServiceClient/set_iam_policy.php
index 9a444a731462..a64a2d065e7e 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/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/AiPlatform/samples/V1/MetadataServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/MetadataServiceClient/test_iam_permissions.php
index 00f57325f6a3..58439bc58b2a 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/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/AiPlatform/samples/V1/MetadataServiceClient/update_artifact.php b/AiPlatform/samples/V1/MetadataServiceClient/update_artifact.php
index eeb109e2685c..71e5fc3b2671 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/update_artifact.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/update_artifact.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/update_context.php b/AiPlatform/samples/V1/MetadataServiceClient/update_context.php
index 4319f3905749..46d51b56b9c5 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/update_context.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/update_context.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MetadataServiceClient/update_execution.php b/AiPlatform/samples/V1/MetadataServiceClient/update_execution.php
index 68be4769e769..ae4d8b1677b3 100644
--- a/AiPlatform/samples/V1/MetadataServiceClient/update_execution.php
+++ b/AiPlatform/samples/V1/MetadataServiceClient/update_execution.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MigrationServiceClient/batch_migrate_resources.php b/AiPlatform/samples/V1/MigrationServiceClient/batch_migrate_resources.php
index d39530ab104e..a633e5726faa 100644
--- a/AiPlatform/samples/V1/MigrationServiceClient/batch_migrate_resources.php
+++ b/AiPlatform/samples/V1/MigrationServiceClient/batch_migrate_resources.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MigrationServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/MigrationServiceClient/get_iam_policy.php
index 6e64b762d0f5..ff137ab008dc 100644
--- a/AiPlatform/samples/V1/MigrationServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/MigrationServiceClient/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/AiPlatform/samples/V1/MigrationServiceClient/get_location.php b/AiPlatform/samples/V1/MigrationServiceClient/get_location.php
index 9516cfd78015..d57e2bfd604d 100644
--- a/AiPlatform/samples/V1/MigrationServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/MigrationServiceClient/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/AiPlatform/samples/V1/MigrationServiceClient/list_locations.php b/AiPlatform/samples/V1/MigrationServiceClient/list_locations.php
index ab0f11bee6b5..1c5a3b497061 100644
--- a/AiPlatform/samples/V1/MigrationServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/MigrationServiceClient/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/AiPlatform/samples/V1/MigrationServiceClient/search_migratable_resources.php b/AiPlatform/samples/V1/MigrationServiceClient/search_migratable_resources.php
index ec241f26ff58..a405c0551dea 100644
--- a/AiPlatform/samples/V1/MigrationServiceClient/search_migratable_resources.php
+++ b/AiPlatform/samples/V1/MigrationServiceClient/search_migratable_resources.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/MigrationServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/MigrationServiceClient/set_iam_policy.php
index b7c2152c197c..309069fd6dbe 100644
--- a/AiPlatform/samples/V1/MigrationServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/MigrationServiceClient/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/AiPlatform/samples/V1/MigrationServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/MigrationServiceClient/test_iam_permissions.php
index 75ba89dd6d11..feff7f1f8547 100644
--- a/AiPlatform/samples/V1/MigrationServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/MigrationServiceClient/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/AiPlatform/samples/V1/ModelGardenServiceClient/deploy.php b/AiPlatform/samples/V1/ModelGardenServiceClient/deploy.php
index 68c7dd7b6df6..026acfadf80d 100644
--- a/AiPlatform/samples/V1/ModelGardenServiceClient/deploy.php
+++ b/AiPlatform/samples/V1/ModelGardenServiceClient/deploy.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ModelGardenServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/ModelGardenServiceClient/get_iam_policy.php
index 4617c7760558..01da18861848 100644
--- a/AiPlatform/samples/V1/ModelGardenServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/ModelGardenServiceClient/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/AiPlatform/samples/V1/ModelGardenServiceClient/get_location.php b/AiPlatform/samples/V1/ModelGardenServiceClient/get_location.php
index 3d638c30c8ae..26cc8cb57cdc 100644
--- a/AiPlatform/samples/V1/ModelGardenServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/ModelGardenServiceClient/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/AiPlatform/samples/V1/ModelGardenServiceClient/get_publisher_model.php b/AiPlatform/samples/V1/ModelGardenServiceClient/get_publisher_model.php
index 99ae02cf8713..4615e55cd597 100644
--- a/AiPlatform/samples/V1/ModelGardenServiceClient/get_publisher_model.php
+++ b/AiPlatform/samples/V1/ModelGardenServiceClient/get_publisher_model.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ModelGardenServiceClient/list_locations.php b/AiPlatform/samples/V1/ModelGardenServiceClient/list_locations.php
index 7183575a5544..257b3564406b 100644
--- a/AiPlatform/samples/V1/ModelGardenServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/ModelGardenServiceClient/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/AiPlatform/samples/V1/ModelGardenServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/ModelGardenServiceClient/set_iam_policy.php
index 977b7111ad4c..b619a40a1acd 100644
--- a/AiPlatform/samples/V1/ModelGardenServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/ModelGardenServiceClient/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/AiPlatform/samples/V1/ModelGardenServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/ModelGardenServiceClient/test_iam_permissions.php
index d2d530b035ef..7f1177bdda31 100644
--- a/AiPlatform/samples/V1/ModelGardenServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/ModelGardenServiceClient/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/AiPlatform/samples/V1/ModelServiceClient/batch_import_evaluated_annotations.php b/AiPlatform/samples/V1/ModelServiceClient/batch_import_evaluated_annotations.php
index 306036dec218..02b5918a4a18 100644
--- a/AiPlatform/samples/V1/ModelServiceClient/batch_import_evaluated_annotations.php
+++ b/AiPlatform/samples/V1/ModelServiceClient/batch_import_evaluated_annotations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ModelServiceClient/batch_import_model_evaluation_slices.php b/AiPlatform/samples/V1/ModelServiceClient/batch_import_model_evaluation_slices.php
index 2ba8ef8f36da..2699edd04720 100644
--- a/AiPlatform/samples/V1/ModelServiceClient/batch_import_model_evaluation_slices.php
+++ b/AiPlatform/samples/V1/ModelServiceClient/batch_import_model_evaluation_slices.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ModelServiceClient/copy_model.php b/AiPlatform/samples/V1/ModelServiceClient/copy_model.php
index 276816fbdd59..fbf05187c4e0 100644
--- a/AiPlatform/samples/V1/ModelServiceClient/copy_model.php
+++ b/AiPlatform/samples/V1/ModelServiceClient/copy_model.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ModelServiceClient/delete_model.php b/AiPlatform/samples/V1/ModelServiceClient/delete_model.php
index f93f0c417678..b07edcdd52b8 100644
--- a/AiPlatform/samples/V1/ModelServiceClient/delete_model.php
+++ b/AiPlatform/samples/V1/ModelServiceClient/delete_model.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ModelServiceClient/delete_model_version.php b/AiPlatform/samples/V1/ModelServiceClient/delete_model_version.php
index dd52ef0a5759..d7dd59249456 100644
--- a/AiPlatform/samples/V1/ModelServiceClient/delete_model_version.php
+++ b/AiPlatform/samples/V1/ModelServiceClient/delete_model_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/AiPlatform/samples/V1/ModelServiceClient/export_model.php b/AiPlatform/samples/V1/ModelServiceClient/export_model.php
index 10be65dfabff..5f7e94caeaca 100644
--- a/AiPlatform/samples/V1/ModelServiceClient/export_model.php
+++ b/AiPlatform/samples/V1/ModelServiceClient/export_model.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ModelServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/ModelServiceClient/get_iam_policy.php
index 77261b959a25..4a7540d43f7a 100644
--- a/AiPlatform/samples/V1/ModelServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/ModelServiceClient/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/AiPlatform/samples/V1/ModelServiceClient/get_location.php b/AiPlatform/samples/V1/ModelServiceClient/get_location.php
index 6a86e1ceaee1..970ebf258662 100644
--- a/AiPlatform/samples/V1/ModelServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/ModelServiceClient/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/AiPlatform/samples/V1/ModelServiceClient/get_model.php b/AiPlatform/samples/V1/ModelServiceClient/get_model.php
index b3f01da2d8f3..4c0f6f6321ee 100644
--- a/AiPlatform/samples/V1/ModelServiceClient/get_model.php
+++ b/AiPlatform/samples/V1/ModelServiceClient/get_model.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ModelServiceClient/get_model_evaluation.php b/AiPlatform/samples/V1/ModelServiceClient/get_model_evaluation.php
index 7c2a14347252..1888e43762e4 100644
--- a/AiPlatform/samples/V1/ModelServiceClient/get_model_evaluation.php
+++ b/AiPlatform/samples/V1/ModelServiceClient/get_model_evaluation.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ModelServiceClient/get_model_evaluation_slice.php b/AiPlatform/samples/V1/ModelServiceClient/get_model_evaluation_slice.php
index af50383097fa..f43784e4b8a8 100644
--- a/AiPlatform/samples/V1/ModelServiceClient/get_model_evaluation_slice.php
+++ b/AiPlatform/samples/V1/ModelServiceClient/get_model_evaluation_slice.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ModelServiceClient/import_model_evaluation.php b/AiPlatform/samples/V1/ModelServiceClient/import_model_evaluation.php
index a2464a82f9b4..bb6178796ffd 100644
--- a/AiPlatform/samples/V1/ModelServiceClient/import_model_evaluation.php
+++ b/AiPlatform/samples/V1/ModelServiceClient/import_model_evaluation.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ModelServiceClient/list_locations.php b/AiPlatform/samples/V1/ModelServiceClient/list_locations.php
index 7d5dce3e27f9..cd0d8b293c50 100644
--- a/AiPlatform/samples/V1/ModelServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/ModelServiceClient/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/AiPlatform/samples/V1/ModelServiceClient/list_model_evaluation_slices.php b/AiPlatform/samples/V1/ModelServiceClient/list_model_evaluation_slices.php
index c61d5a1abd52..8ad03ff1e750 100644
--- a/AiPlatform/samples/V1/ModelServiceClient/list_model_evaluation_slices.php
+++ b/AiPlatform/samples/V1/ModelServiceClient/list_model_evaluation_slices.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ModelServiceClient/list_model_evaluations.php b/AiPlatform/samples/V1/ModelServiceClient/list_model_evaluations.php
index 9e22615a9e36..5da636c203f2 100644
--- a/AiPlatform/samples/V1/ModelServiceClient/list_model_evaluations.php
+++ b/AiPlatform/samples/V1/ModelServiceClient/list_model_evaluations.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ModelServiceClient/list_model_version_checkpoints.php b/AiPlatform/samples/V1/ModelServiceClient/list_model_version_checkpoints.php
index 08a317660d8e..d67cf90fcb90 100644
--- a/AiPlatform/samples/V1/ModelServiceClient/list_model_version_checkpoints.php
+++ b/AiPlatform/samples/V1/ModelServiceClient/list_model_version_checkpoints.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ModelServiceClient/list_model_versions.php b/AiPlatform/samples/V1/ModelServiceClient/list_model_versions.php
index 97ce27821d39..383bedbfe864 100644
--- a/AiPlatform/samples/V1/ModelServiceClient/list_model_versions.php
+++ b/AiPlatform/samples/V1/ModelServiceClient/list_model_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/AiPlatform/samples/V1/ModelServiceClient/list_models.php b/AiPlatform/samples/V1/ModelServiceClient/list_models.php
index 03c7494203da..06ea1eb44d9b 100644
--- a/AiPlatform/samples/V1/ModelServiceClient/list_models.php
+++ b/AiPlatform/samples/V1/ModelServiceClient/list_models.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ModelServiceClient/merge_version_aliases.php b/AiPlatform/samples/V1/ModelServiceClient/merge_version_aliases.php
index ebfce7ebc9fd..e77d87f746b0 100644
--- a/AiPlatform/samples/V1/ModelServiceClient/merge_version_aliases.php
+++ b/AiPlatform/samples/V1/ModelServiceClient/merge_version_aliases.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ModelServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/ModelServiceClient/set_iam_policy.php
index 5984a3dc6f97..07101a4a92c7 100644
--- a/AiPlatform/samples/V1/ModelServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/ModelServiceClient/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/AiPlatform/samples/V1/ModelServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/ModelServiceClient/test_iam_permissions.php
index 279604c5713c..0f89e2252174 100644
--- a/AiPlatform/samples/V1/ModelServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/ModelServiceClient/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/AiPlatform/samples/V1/ModelServiceClient/update_explanation_dataset.php b/AiPlatform/samples/V1/ModelServiceClient/update_explanation_dataset.php
index 56db42f29c7b..ac227c144a92 100644
--- a/AiPlatform/samples/V1/ModelServiceClient/update_explanation_dataset.php
+++ b/AiPlatform/samples/V1/ModelServiceClient/update_explanation_dataset.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ModelServiceClient/update_model.php b/AiPlatform/samples/V1/ModelServiceClient/update_model.php
index 70fc67c514f0..12bb4fb7855f 100644
--- a/AiPlatform/samples/V1/ModelServiceClient/update_model.php
+++ b/AiPlatform/samples/V1/ModelServiceClient/update_model.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ModelServiceClient/upload_model.php b/AiPlatform/samples/V1/ModelServiceClient/upload_model.php
index 14c41dd9f619..97b8fa63a139 100644
--- a/AiPlatform/samples/V1/ModelServiceClient/upload_model.php
+++ b/AiPlatform/samples/V1/ModelServiceClient/upload_model.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/NotebookServiceClient/assign_notebook_runtime.php b/AiPlatform/samples/V1/NotebookServiceClient/assign_notebook_runtime.php
index fe2cec97ca9b..d3d700592af4 100644
--- a/AiPlatform/samples/V1/NotebookServiceClient/assign_notebook_runtime.php
+++ b/AiPlatform/samples/V1/NotebookServiceClient/assign_notebook_runtime.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/NotebookServiceClient/create_notebook_execution_job.php b/AiPlatform/samples/V1/NotebookServiceClient/create_notebook_execution_job.php
index d8e80b43a5b3..d349e9ebb4f9 100644
--- a/AiPlatform/samples/V1/NotebookServiceClient/create_notebook_execution_job.php
+++ b/AiPlatform/samples/V1/NotebookServiceClient/create_notebook_execution_job.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/NotebookServiceClient/create_notebook_runtime_template.php b/AiPlatform/samples/V1/NotebookServiceClient/create_notebook_runtime_template.php
index f79e1c51557b..bd3311416127 100644
--- a/AiPlatform/samples/V1/NotebookServiceClient/create_notebook_runtime_template.php
+++ b/AiPlatform/samples/V1/NotebookServiceClient/create_notebook_runtime_template.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/NotebookServiceClient/delete_notebook_execution_job.php b/AiPlatform/samples/V1/NotebookServiceClient/delete_notebook_execution_job.php
index 70db6e704b12..d4cace645a08 100644
--- a/AiPlatform/samples/V1/NotebookServiceClient/delete_notebook_execution_job.php
+++ b/AiPlatform/samples/V1/NotebookServiceClient/delete_notebook_execution_job.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/NotebookServiceClient/delete_notebook_runtime.php b/AiPlatform/samples/V1/NotebookServiceClient/delete_notebook_runtime.php
index 74a1401fa8fb..1b06ee29daa9 100644
--- a/AiPlatform/samples/V1/NotebookServiceClient/delete_notebook_runtime.php
+++ b/AiPlatform/samples/V1/NotebookServiceClient/delete_notebook_runtime.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/NotebookServiceClient/delete_notebook_runtime_template.php b/AiPlatform/samples/V1/NotebookServiceClient/delete_notebook_runtime_template.php
index 3172af4cf7f1..c3329aeb2900 100644
--- a/AiPlatform/samples/V1/NotebookServiceClient/delete_notebook_runtime_template.php
+++ b/AiPlatform/samples/V1/NotebookServiceClient/delete_notebook_runtime_template.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/NotebookServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/NotebookServiceClient/get_iam_policy.php
index 8f602061a850..f9787347ec73 100644
--- a/AiPlatform/samples/V1/NotebookServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/NotebookServiceClient/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/AiPlatform/samples/V1/NotebookServiceClient/get_location.php b/AiPlatform/samples/V1/NotebookServiceClient/get_location.php
index 76f2ac39f024..41391778deff 100644
--- a/AiPlatform/samples/V1/NotebookServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/NotebookServiceClient/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/AiPlatform/samples/V1/NotebookServiceClient/get_notebook_execution_job.php b/AiPlatform/samples/V1/NotebookServiceClient/get_notebook_execution_job.php
index ba09880d60cb..f7ad36630f4f 100644
--- a/AiPlatform/samples/V1/NotebookServiceClient/get_notebook_execution_job.php
+++ b/AiPlatform/samples/V1/NotebookServiceClient/get_notebook_execution_job.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/NotebookServiceClient/get_notebook_runtime.php b/AiPlatform/samples/V1/NotebookServiceClient/get_notebook_runtime.php
index 2ac5104c81a7..21220677ba59 100644
--- a/AiPlatform/samples/V1/NotebookServiceClient/get_notebook_runtime.php
+++ b/AiPlatform/samples/V1/NotebookServiceClient/get_notebook_runtime.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/NotebookServiceClient/get_notebook_runtime_template.php b/AiPlatform/samples/V1/NotebookServiceClient/get_notebook_runtime_template.php
index 40e2dff4d480..d4d3e792e5cf 100644
--- a/AiPlatform/samples/V1/NotebookServiceClient/get_notebook_runtime_template.php
+++ b/AiPlatform/samples/V1/NotebookServiceClient/get_notebook_runtime_template.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/NotebookServiceClient/list_locations.php b/AiPlatform/samples/V1/NotebookServiceClient/list_locations.php
index 0ec91b6dda73..3f87ac70913d 100644
--- a/AiPlatform/samples/V1/NotebookServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/NotebookServiceClient/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/AiPlatform/samples/V1/NotebookServiceClient/list_notebook_execution_jobs.php b/AiPlatform/samples/V1/NotebookServiceClient/list_notebook_execution_jobs.php
index ca993b682d5b..07528dd52431 100644
--- a/AiPlatform/samples/V1/NotebookServiceClient/list_notebook_execution_jobs.php
+++ b/AiPlatform/samples/V1/NotebookServiceClient/list_notebook_execution_jobs.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/NotebookServiceClient/list_notebook_runtime_templates.php b/AiPlatform/samples/V1/NotebookServiceClient/list_notebook_runtime_templates.php
index c1f45e4e8948..8fe24739b7f9 100644
--- a/AiPlatform/samples/V1/NotebookServiceClient/list_notebook_runtime_templates.php
+++ b/AiPlatform/samples/V1/NotebookServiceClient/list_notebook_runtime_templates.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/NotebookServiceClient/list_notebook_runtimes.php b/AiPlatform/samples/V1/NotebookServiceClient/list_notebook_runtimes.php
index 0ddbed55ff14..0829f0832421 100644
--- a/AiPlatform/samples/V1/NotebookServiceClient/list_notebook_runtimes.php
+++ b/AiPlatform/samples/V1/NotebookServiceClient/list_notebook_runtimes.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/NotebookServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/NotebookServiceClient/set_iam_policy.php
index 4692545ada8c..b5e0e2844773 100644
--- a/AiPlatform/samples/V1/NotebookServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/NotebookServiceClient/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/AiPlatform/samples/V1/NotebookServiceClient/start_notebook_runtime.php b/AiPlatform/samples/V1/NotebookServiceClient/start_notebook_runtime.php
index 2e7c40cd3745..22298a75e7b7 100644
--- a/AiPlatform/samples/V1/NotebookServiceClient/start_notebook_runtime.php
+++ b/AiPlatform/samples/V1/NotebookServiceClient/start_notebook_runtime.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/NotebookServiceClient/stop_notebook_runtime.php b/AiPlatform/samples/V1/NotebookServiceClient/stop_notebook_runtime.php
index 6ca16ce4dab7..a7ad2db8f13e 100644
--- a/AiPlatform/samples/V1/NotebookServiceClient/stop_notebook_runtime.php
+++ b/AiPlatform/samples/V1/NotebookServiceClient/stop_notebook_runtime.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/NotebookServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/NotebookServiceClient/test_iam_permissions.php
index b37984c0d6c5..12983b7c3eeb 100644
--- a/AiPlatform/samples/V1/NotebookServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/NotebookServiceClient/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/AiPlatform/samples/V1/NotebookServiceClient/update_notebook_runtime_template.php b/AiPlatform/samples/V1/NotebookServiceClient/update_notebook_runtime_template.php
index ffabd5a93b9f..c0cfd7ffed81 100644
--- a/AiPlatform/samples/V1/NotebookServiceClient/update_notebook_runtime_template.php
+++ b/AiPlatform/samples/V1/NotebookServiceClient/update_notebook_runtime_template.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/NotebookServiceClient/upgrade_notebook_runtime.php b/AiPlatform/samples/V1/NotebookServiceClient/upgrade_notebook_runtime.php
index 745910e31688..9006d2001429 100644
--- a/AiPlatform/samples/V1/NotebookServiceClient/upgrade_notebook_runtime.php
+++ b/AiPlatform/samples/V1/NotebookServiceClient/upgrade_notebook_runtime.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/PersistentResourceServiceClient/create_persistent_resource.php b/AiPlatform/samples/V1/PersistentResourceServiceClient/create_persistent_resource.php
index 6b30fdb2fb5e..4ee7dc9611e7 100644
--- a/AiPlatform/samples/V1/PersistentResourceServiceClient/create_persistent_resource.php
+++ b/AiPlatform/samples/V1/PersistentResourceServiceClient/create_persistent_resource.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/PersistentResourceServiceClient/delete_persistent_resource.php b/AiPlatform/samples/V1/PersistentResourceServiceClient/delete_persistent_resource.php
index f937a624de20..eaaaeea4767e 100644
--- a/AiPlatform/samples/V1/PersistentResourceServiceClient/delete_persistent_resource.php
+++ b/AiPlatform/samples/V1/PersistentResourceServiceClient/delete_persistent_resource.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/PersistentResourceServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/PersistentResourceServiceClient/get_iam_policy.php
index 1fb7fac5f11e..3b9676243024 100644
--- a/AiPlatform/samples/V1/PersistentResourceServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/PersistentResourceServiceClient/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/AiPlatform/samples/V1/PersistentResourceServiceClient/get_location.php b/AiPlatform/samples/V1/PersistentResourceServiceClient/get_location.php
index ab456dee65d8..ec06e4933bfc 100644
--- a/AiPlatform/samples/V1/PersistentResourceServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/PersistentResourceServiceClient/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/AiPlatform/samples/V1/PersistentResourceServiceClient/get_persistent_resource.php b/AiPlatform/samples/V1/PersistentResourceServiceClient/get_persistent_resource.php
index ebaac14dfb04..ba8b4801837d 100644
--- a/AiPlatform/samples/V1/PersistentResourceServiceClient/get_persistent_resource.php
+++ b/AiPlatform/samples/V1/PersistentResourceServiceClient/get_persistent_resource.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/PersistentResourceServiceClient/list_locations.php b/AiPlatform/samples/V1/PersistentResourceServiceClient/list_locations.php
index 4bce97c5dfd9..5dab453ce980 100644
--- a/AiPlatform/samples/V1/PersistentResourceServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/PersistentResourceServiceClient/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/AiPlatform/samples/V1/PersistentResourceServiceClient/list_persistent_resources.php b/AiPlatform/samples/V1/PersistentResourceServiceClient/list_persistent_resources.php
index 20739d9265fa..e3f0c908be03 100644
--- a/AiPlatform/samples/V1/PersistentResourceServiceClient/list_persistent_resources.php
+++ b/AiPlatform/samples/V1/PersistentResourceServiceClient/list_persistent_resources.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/PersistentResourceServiceClient/reboot_persistent_resource.php b/AiPlatform/samples/V1/PersistentResourceServiceClient/reboot_persistent_resource.php
index 7c4c4ad25dd4..a48a7850e0a9 100644
--- a/AiPlatform/samples/V1/PersistentResourceServiceClient/reboot_persistent_resource.php
+++ b/AiPlatform/samples/V1/PersistentResourceServiceClient/reboot_persistent_resource.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/PersistentResourceServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/PersistentResourceServiceClient/set_iam_policy.php
index 8a4939df059e..76ac4ef117b2 100644
--- a/AiPlatform/samples/V1/PersistentResourceServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/PersistentResourceServiceClient/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/AiPlatform/samples/V1/PersistentResourceServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/PersistentResourceServiceClient/test_iam_permissions.php
index 391745ebca87..cc92af3d2ad5 100644
--- a/AiPlatform/samples/V1/PersistentResourceServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/PersistentResourceServiceClient/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/AiPlatform/samples/V1/PersistentResourceServiceClient/update_persistent_resource.php b/AiPlatform/samples/V1/PersistentResourceServiceClient/update_persistent_resource.php
index 9bbe3dde0d83..5f04c8ed2348 100644
--- a/AiPlatform/samples/V1/PersistentResourceServiceClient/update_persistent_resource.php
+++ b/AiPlatform/samples/V1/PersistentResourceServiceClient/update_persistent_resource.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/PipelineServiceClient/batch_cancel_pipeline_jobs.php b/AiPlatform/samples/V1/PipelineServiceClient/batch_cancel_pipeline_jobs.php
index 81261aa1bd3f..3e8359c71785 100644
--- a/AiPlatform/samples/V1/PipelineServiceClient/batch_cancel_pipeline_jobs.php
+++ b/AiPlatform/samples/V1/PipelineServiceClient/batch_cancel_pipeline_jobs.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/PipelineServiceClient/batch_delete_pipeline_jobs.php b/AiPlatform/samples/V1/PipelineServiceClient/batch_delete_pipeline_jobs.php
index a47572c72d01..ed4ff4ab47fc 100644
--- a/AiPlatform/samples/V1/PipelineServiceClient/batch_delete_pipeline_jobs.php
+++ b/AiPlatform/samples/V1/PipelineServiceClient/batch_delete_pipeline_jobs.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/PipelineServiceClient/cancel_pipeline_job.php b/AiPlatform/samples/V1/PipelineServiceClient/cancel_pipeline_job.php
index a22349f1e878..84e6d7b5d162 100644
--- a/AiPlatform/samples/V1/PipelineServiceClient/cancel_pipeline_job.php
+++ b/AiPlatform/samples/V1/PipelineServiceClient/cancel_pipeline_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/AiPlatform/samples/V1/PipelineServiceClient/cancel_training_pipeline.php b/AiPlatform/samples/V1/PipelineServiceClient/cancel_training_pipeline.php
index 482e2886839d..8307ae760c2d 100644
--- a/AiPlatform/samples/V1/PipelineServiceClient/cancel_training_pipeline.php
+++ b/AiPlatform/samples/V1/PipelineServiceClient/cancel_training_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/AiPlatform/samples/V1/PipelineServiceClient/create_pipeline_job.php b/AiPlatform/samples/V1/PipelineServiceClient/create_pipeline_job.php
index c65a865f6189..fbf441029fb9 100644
--- a/AiPlatform/samples/V1/PipelineServiceClient/create_pipeline_job.php
+++ b/AiPlatform/samples/V1/PipelineServiceClient/create_pipeline_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/AiPlatform/samples/V1/PipelineServiceClient/create_training_pipeline.php b/AiPlatform/samples/V1/PipelineServiceClient/create_training_pipeline.php
index ea32ca0407b3..33278b8cc662 100644
--- a/AiPlatform/samples/V1/PipelineServiceClient/create_training_pipeline.php
+++ b/AiPlatform/samples/V1/PipelineServiceClient/create_training_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/AiPlatform/samples/V1/PipelineServiceClient/delete_pipeline_job.php b/AiPlatform/samples/V1/PipelineServiceClient/delete_pipeline_job.php
index 7c01ee59ebad..1a8e636f249d 100644
--- a/AiPlatform/samples/V1/PipelineServiceClient/delete_pipeline_job.php
+++ b/AiPlatform/samples/V1/PipelineServiceClient/delete_pipeline_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/AiPlatform/samples/V1/PipelineServiceClient/delete_training_pipeline.php b/AiPlatform/samples/V1/PipelineServiceClient/delete_training_pipeline.php
index 815c781578bf..bd5d0c0e1c5c 100644
--- a/AiPlatform/samples/V1/PipelineServiceClient/delete_training_pipeline.php
+++ b/AiPlatform/samples/V1/PipelineServiceClient/delete_training_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/AiPlatform/samples/V1/PipelineServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/PipelineServiceClient/get_iam_policy.php
index e7ead96f50f9..03050c387f27 100644
--- a/AiPlatform/samples/V1/PipelineServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/PipelineServiceClient/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/AiPlatform/samples/V1/PipelineServiceClient/get_location.php b/AiPlatform/samples/V1/PipelineServiceClient/get_location.php
index 365749bfd1f0..732a17fc5999 100644
--- a/AiPlatform/samples/V1/PipelineServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/PipelineServiceClient/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/AiPlatform/samples/V1/PipelineServiceClient/get_pipeline_job.php b/AiPlatform/samples/V1/PipelineServiceClient/get_pipeline_job.php
index ae186e63a04c..627688269e2b 100644
--- a/AiPlatform/samples/V1/PipelineServiceClient/get_pipeline_job.php
+++ b/AiPlatform/samples/V1/PipelineServiceClient/get_pipeline_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/AiPlatform/samples/V1/PipelineServiceClient/get_training_pipeline.php b/AiPlatform/samples/V1/PipelineServiceClient/get_training_pipeline.php
index 21c7a2d486f8..d9008910c813 100644
--- a/AiPlatform/samples/V1/PipelineServiceClient/get_training_pipeline.php
+++ b/AiPlatform/samples/V1/PipelineServiceClient/get_training_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/AiPlatform/samples/V1/PipelineServiceClient/list_locations.php b/AiPlatform/samples/V1/PipelineServiceClient/list_locations.php
index 94a01ad73941..fb9eea4d1dec 100644
--- a/AiPlatform/samples/V1/PipelineServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/PipelineServiceClient/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/AiPlatform/samples/V1/PipelineServiceClient/list_pipeline_jobs.php b/AiPlatform/samples/V1/PipelineServiceClient/list_pipeline_jobs.php
index 2c91c8907913..d8114dc12718 100644
--- a/AiPlatform/samples/V1/PipelineServiceClient/list_pipeline_jobs.php
+++ b/AiPlatform/samples/V1/PipelineServiceClient/list_pipeline_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/AiPlatform/samples/V1/PipelineServiceClient/list_training_pipelines.php b/AiPlatform/samples/V1/PipelineServiceClient/list_training_pipelines.php
index 9d43c0145b2b..bd787fe1b325 100644
--- a/AiPlatform/samples/V1/PipelineServiceClient/list_training_pipelines.php
+++ b/AiPlatform/samples/V1/PipelineServiceClient/list_training_pipelines.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/PipelineServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/PipelineServiceClient/set_iam_policy.php
index 66e9e5d5923e..bf844e809ebb 100644
--- a/AiPlatform/samples/V1/PipelineServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/PipelineServiceClient/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/AiPlatform/samples/V1/PipelineServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/PipelineServiceClient/test_iam_permissions.php
index c1783200436c..383d08ac6f0e 100644
--- a/AiPlatform/samples/V1/PipelineServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/PipelineServiceClient/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/AiPlatform/samples/V1/PredictionServiceClient/direct_predict.php b/AiPlatform/samples/V1/PredictionServiceClient/direct_predict.php
index 9ca647162b58..fb1c09c6f6e0 100644
--- a/AiPlatform/samples/V1/PredictionServiceClient/direct_predict.php
+++ b/AiPlatform/samples/V1/PredictionServiceClient/direct_predict.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/PredictionServiceClient/direct_raw_predict.php b/AiPlatform/samples/V1/PredictionServiceClient/direct_raw_predict.php
index 307399e0d05b..ee12f6927854 100644
--- a/AiPlatform/samples/V1/PredictionServiceClient/direct_raw_predict.php
+++ b/AiPlatform/samples/V1/PredictionServiceClient/direct_raw_predict.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/PredictionServiceClient/embed_content.php b/AiPlatform/samples/V1/PredictionServiceClient/embed_content.php
index fa1427cb492e..aa7157a2a9fe 100644
--- a/AiPlatform/samples/V1/PredictionServiceClient/embed_content.php
+++ b/AiPlatform/samples/V1/PredictionServiceClient/embed_content.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/PredictionServiceClient/explain.php b/AiPlatform/samples/V1/PredictionServiceClient/explain.php
index 93746c1d7efd..a0668ac62952 100644
--- a/AiPlatform/samples/V1/PredictionServiceClient/explain.php
+++ b/AiPlatform/samples/V1/PredictionServiceClient/explain.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/PredictionServiceClient/generate_content.php b/AiPlatform/samples/V1/PredictionServiceClient/generate_content.php
index cbb05e598864..d029736fb9c9 100644
--- a/AiPlatform/samples/V1/PredictionServiceClient/generate_content.php
+++ b/AiPlatform/samples/V1/PredictionServiceClient/generate_content.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/PredictionServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/PredictionServiceClient/get_iam_policy.php
index 1daaaf2dc253..622691d6ff5e 100644
--- a/AiPlatform/samples/V1/PredictionServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/PredictionServiceClient/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/AiPlatform/samples/V1/PredictionServiceClient/get_location.php b/AiPlatform/samples/V1/PredictionServiceClient/get_location.php
index 8310236b154c..e1015b39b2be 100644
--- a/AiPlatform/samples/V1/PredictionServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/PredictionServiceClient/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/AiPlatform/samples/V1/PredictionServiceClient/list_locations.php b/AiPlatform/samples/V1/PredictionServiceClient/list_locations.php
index 4bf4ded11536..569c030bfd4c 100644
--- a/AiPlatform/samples/V1/PredictionServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/PredictionServiceClient/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/AiPlatform/samples/V1/PredictionServiceClient/predict.php b/AiPlatform/samples/V1/PredictionServiceClient/predict.php
index bd9632626435..11e1dd50ae89 100644
--- a/AiPlatform/samples/V1/PredictionServiceClient/predict.php
+++ b/AiPlatform/samples/V1/PredictionServiceClient/predict.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/PredictionServiceClient/raw_predict.php b/AiPlatform/samples/V1/PredictionServiceClient/raw_predict.php
index 8c4cdca72d2d..dc3df441efb5 100644
--- a/AiPlatform/samples/V1/PredictionServiceClient/raw_predict.php
+++ b/AiPlatform/samples/V1/PredictionServiceClient/raw_predict.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/PredictionServiceClient/server_streaming_predict.php b/AiPlatform/samples/V1/PredictionServiceClient/server_streaming_predict.php
index 64466b7e40ce..ed2f99a099ed 100644
--- a/AiPlatform/samples/V1/PredictionServiceClient/server_streaming_predict.php
+++ b/AiPlatform/samples/V1/PredictionServiceClient/server_streaming_predict.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/PredictionServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/PredictionServiceClient/set_iam_policy.php
index 7a0947b5d2a0..5bb558dcada9 100644
--- a/AiPlatform/samples/V1/PredictionServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/PredictionServiceClient/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/AiPlatform/samples/V1/PredictionServiceClient/stream_direct_predict.php b/AiPlatform/samples/V1/PredictionServiceClient/stream_direct_predict.php
index 0e419a41b532..e0fd1aeaab48 100644
--- a/AiPlatform/samples/V1/PredictionServiceClient/stream_direct_predict.php
+++ b/AiPlatform/samples/V1/PredictionServiceClient/stream_direct_predict.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/PredictionServiceClient/stream_direct_raw_predict.php b/AiPlatform/samples/V1/PredictionServiceClient/stream_direct_raw_predict.php
index 84ed000a4fae..75a127f8e79c 100644
--- a/AiPlatform/samples/V1/PredictionServiceClient/stream_direct_raw_predict.php
+++ b/AiPlatform/samples/V1/PredictionServiceClient/stream_direct_raw_predict.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/PredictionServiceClient/stream_generate_content.php b/AiPlatform/samples/V1/PredictionServiceClient/stream_generate_content.php
index 0de315d0d481..c9366200b077 100644
--- a/AiPlatform/samples/V1/PredictionServiceClient/stream_generate_content.php
+++ b/AiPlatform/samples/V1/PredictionServiceClient/stream_generate_content.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/PredictionServiceClient/stream_raw_predict.php b/AiPlatform/samples/V1/PredictionServiceClient/stream_raw_predict.php
index ed3cf6c95d82..ced92cadff9b 100644
--- a/AiPlatform/samples/V1/PredictionServiceClient/stream_raw_predict.php
+++ b/AiPlatform/samples/V1/PredictionServiceClient/stream_raw_predict.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/PredictionServiceClient/streaming_predict.php b/AiPlatform/samples/V1/PredictionServiceClient/streaming_predict.php
index 6767713cf471..bf73e1568131 100644
--- a/AiPlatform/samples/V1/PredictionServiceClient/streaming_predict.php
+++ b/AiPlatform/samples/V1/PredictionServiceClient/streaming_predict.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/PredictionServiceClient/streaming_raw_predict.php b/AiPlatform/samples/V1/PredictionServiceClient/streaming_raw_predict.php
index a94ae0bd9f84..38d776c2c629 100644
--- a/AiPlatform/samples/V1/PredictionServiceClient/streaming_raw_predict.php
+++ b/AiPlatform/samples/V1/PredictionServiceClient/streaming_raw_predict.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/PredictionServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/PredictionServiceClient/test_iam_permissions.php
index ba134acaaa6c..5f4dc7f44604 100644
--- a/AiPlatform/samples/V1/PredictionServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/PredictionServiceClient/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/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/get_iam_policy.php
index 5aac619557fa..f091587362dd 100644
--- a/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/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/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/get_location.php b/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/get_location.php
index dbdbfef64631..cc8f5d167ca5 100644
--- a/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/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/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/list_locations.php b/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/list_locations.php
index cc2e24a478bb..a0e2b907fec0 100644
--- a/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/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/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/query_reasoning_engine.php b/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/query_reasoning_engine.php
index fc6cb25aaebb..30ce61c85959 100644
--- a/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/query_reasoning_engine.php
+++ b/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/query_reasoning_engine.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/set_iam_policy.php
index 6c56f1d2b8a3..070f130160cb 100644
--- a/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/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/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/stream_query_reasoning_engine.php b/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/stream_query_reasoning_engine.php
index 2e817ea46373..4a75c1eda9fc 100644
--- a/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/stream_query_reasoning_engine.php
+++ b/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/stream_query_reasoning_engine.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/test_iam_permissions.php
index a824fdb792c4..1010c3c93932 100644
--- a/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/ReasoningEngineExecutionServiceClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ReasoningEngineServiceClient/create_reasoning_engine.php b/AiPlatform/samples/V1/ReasoningEngineServiceClient/create_reasoning_engine.php
index 1840ee1ff722..4e68d30be242 100644
--- a/AiPlatform/samples/V1/ReasoningEngineServiceClient/create_reasoning_engine.php
+++ b/AiPlatform/samples/V1/ReasoningEngineServiceClient/create_reasoning_engine.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ReasoningEngineServiceClient/delete_reasoning_engine.php b/AiPlatform/samples/V1/ReasoningEngineServiceClient/delete_reasoning_engine.php
index 82e2e6c4f5fc..d3687849d753 100644
--- a/AiPlatform/samples/V1/ReasoningEngineServiceClient/delete_reasoning_engine.php
+++ b/AiPlatform/samples/V1/ReasoningEngineServiceClient/delete_reasoning_engine.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ReasoningEngineServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/ReasoningEngineServiceClient/get_iam_policy.php
index 42a7074602b1..4622e2d650a9 100644
--- a/AiPlatform/samples/V1/ReasoningEngineServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/ReasoningEngineServiceClient/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/AiPlatform/samples/V1/ReasoningEngineServiceClient/get_location.php b/AiPlatform/samples/V1/ReasoningEngineServiceClient/get_location.php
index 80110b8cc42a..fe041476af51 100644
--- a/AiPlatform/samples/V1/ReasoningEngineServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/ReasoningEngineServiceClient/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/AiPlatform/samples/V1/ReasoningEngineServiceClient/get_reasoning_engine.php b/AiPlatform/samples/V1/ReasoningEngineServiceClient/get_reasoning_engine.php
index 0faee003db23..d90d2ee8f1ae 100644
--- a/AiPlatform/samples/V1/ReasoningEngineServiceClient/get_reasoning_engine.php
+++ b/AiPlatform/samples/V1/ReasoningEngineServiceClient/get_reasoning_engine.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ReasoningEngineServiceClient/list_locations.php b/AiPlatform/samples/V1/ReasoningEngineServiceClient/list_locations.php
index c524e18ef9b6..e4ead791d5b2 100644
--- a/AiPlatform/samples/V1/ReasoningEngineServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/ReasoningEngineServiceClient/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/AiPlatform/samples/V1/ReasoningEngineServiceClient/list_reasoning_engines.php b/AiPlatform/samples/V1/ReasoningEngineServiceClient/list_reasoning_engines.php
index 92cdb6212d49..844161fe2d75 100644
--- a/AiPlatform/samples/V1/ReasoningEngineServiceClient/list_reasoning_engines.php
+++ b/AiPlatform/samples/V1/ReasoningEngineServiceClient/list_reasoning_engines.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ReasoningEngineServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/ReasoningEngineServiceClient/set_iam_policy.php
index fc1232147166..f1600204984f 100644
--- a/AiPlatform/samples/V1/ReasoningEngineServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/ReasoningEngineServiceClient/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/AiPlatform/samples/V1/ReasoningEngineServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/ReasoningEngineServiceClient/test_iam_permissions.php
index d0b99370a9fb..f90d29cd46ec 100644
--- a/AiPlatform/samples/V1/ReasoningEngineServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/ReasoningEngineServiceClient/test_iam_permissions.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ReasoningEngineServiceClient/update_reasoning_engine.php b/AiPlatform/samples/V1/ReasoningEngineServiceClient/update_reasoning_engine.php
index 15723ea88067..9ff71f8192be 100644
--- a/AiPlatform/samples/V1/ReasoningEngineServiceClient/update_reasoning_engine.php
+++ b/AiPlatform/samples/V1/ReasoningEngineServiceClient/update_reasoning_engine.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ScheduleServiceClient/create_schedule.php b/AiPlatform/samples/V1/ScheduleServiceClient/create_schedule.php
index bcf8d43ef64e..65c0c8098edf 100644
--- a/AiPlatform/samples/V1/ScheduleServiceClient/create_schedule.php
+++ b/AiPlatform/samples/V1/ScheduleServiceClient/create_schedule.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ScheduleServiceClient/delete_schedule.php b/AiPlatform/samples/V1/ScheduleServiceClient/delete_schedule.php
index 109bb2e3dcca..341c9c085a8e 100644
--- a/AiPlatform/samples/V1/ScheduleServiceClient/delete_schedule.php
+++ b/AiPlatform/samples/V1/ScheduleServiceClient/delete_schedule.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ScheduleServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/ScheduleServiceClient/get_iam_policy.php
index 27147d1637e6..48b1b469b906 100644
--- a/AiPlatform/samples/V1/ScheduleServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/ScheduleServiceClient/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/AiPlatform/samples/V1/ScheduleServiceClient/get_location.php b/AiPlatform/samples/V1/ScheduleServiceClient/get_location.php
index 6b2745098d97..97d83b1a8089 100644
--- a/AiPlatform/samples/V1/ScheduleServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/ScheduleServiceClient/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/AiPlatform/samples/V1/ScheduleServiceClient/get_schedule.php b/AiPlatform/samples/V1/ScheduleServiceClient/get_schedule.php
index 5c3b21c10a5b..a7e7ceb1b4b3 100644
--- a/AiPlatform/samples/V1/ScheduleServiceClient/get_schedule.php
+++ b/AiPlatform/samples/V1/ScheduleServiceClient/get_schedule.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ScheduleServiceClient/list_locations.php b/AiPlatform/samples/V1/ScheduleServiceClient/list_locations.php
index 2d925b6a7c07..f8e33988c7ae 100644
--- a/AiPlatform/samples/V1/ScheduleServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/ScheduleServiceClient/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/AiPlatform/samples/V1/ScheduleServiceClient/list_schedules.php b/AiPlatform/samples/V1/ScheduleServiceClient/list_schedules.php
index 6b6136379732..3024fcfb2545 100644
--- a/AiPlatform/samples/V1/ScheduleServiceClient/list_schedules.php
+++ b/AiPlatform/samples/V1/ScheduleServiceClient/list_schedules.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ScheduleServiceClient/pause_schedule.php b/AiPlatform/samples/V1/ScheduleServiceClient/pause_schedule.php
index 214bab162597..03d90b2ba6d4 100644
--- a/AiPlatform/samples/V1/ScheduleServiceClient/pause_schedule.php
+++ b/AiPlatform/samples/V1/ScheduleServiceClient/pause_schedule.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ScheduleServiceClient/resume_schedule.php b/AiPlatform/samples/V1/ScheduleServiceClient/resume_schedule.php
index bac54ef751da..06433a1cbf4c 100644
--- a/AiPlatform/samples/V1/ScheduleServiceClient/resume_schedule.php
+++ b/AiPlatform/samples/V1/ScheduleServiceClient/resume_schedule.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/ScheduleServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/ScheduleServiceClient/set_iam_policy.php
index f351110811e7..ab9f61d4534f 100644
--- a/AiPlatform/samples/V1/ScheduleServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/ScheduleServiceClient/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/AiPlatform/samples/V1/ScheduleServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/ScheduleServiceClient/test_iam_permissions.php
index e6c292658bf9..c6c1b021e106 100644
--- a/AiPlatform/samples/V1/ScheduleServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/ScheduleServiceClient/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/AiPlatform/samples/V1/ScheduleServiceClient/update_schedule.php b/AiPlatform/samples/V1/ScheduleServiceClient/update_schedule.php
index 655dc4fbbe60..a9ad4690e2fe 100644
--- a/AiPlatform/samples/V1/ScheduleServiceClient/update_schedule.php
+++ b/AiPlatform/samples/V1/ScheduleServiceClient/update_schedule.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/SpecialistPoolServiceClient/create_specialist_pool.php b/AiPlatform/samples/V1/SpecialistPoolServiceClient/create_specialist_pool.php
index d70324b0af5d..f562842073bf 100644
--- a/AiPlatform/samples/V1/SpecialistPoolServiceClient/create_specialist_pool.php
+++ b/AiPlatform/samples/V1/SpecialistPoolServiceClient/create_specialist_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/AiPlatform/samples/V1/SpecialistPoolServiceClient/delete_specialist_pool.php b/AiPlatform/samples/V1/SpecialistPoolServiceClient/delete_specialist_pool.php
index 0eaf228198b3..e62a6f3f5c56 100644
--- a/AiPlatform/samples/V1/SpecialistPoolServiceClient/delete_specialist_pool.php
+++ b/AiPlatform/samples/V1/SpecialistPoolServiceClient/delete_specialist_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/AiPlatform/samples/V1/SpecialistPoolServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/SpecialistPoolServiceClient/get_iam_policy.php
index 9609eb660f58..030a0af6b11a 100644
--- a/AiPlatform/samples/V1/SpecialistPoolServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/SpecialistPoolServiceClient/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/AiPlatform/samples/V1/SpecialistPoolServiceClient/get_location.php b/AiPlatform/samples/V1/SpecialistPoolServiceClient/get_location.php
index 4382cd4042c2..714833d8832d 100644
--- a/AiPlatform/samples/V1/SpecialistPoolServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/SpecialistPoolServiceClient/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/AiPlatform/samples/V1/SpecialistPoolServiceClient/get_specialist_pool.php b/AiPlatform/samples/V1/SpecialistPoolServiceClient/get_specialist_pool.php
index edecc5545320..16fe3ebbc00b 100644
--- a/AiPlatform/samples/V1/SpecialistPoolServiceClient/get_specialist_pool.php
+++ b/AiPlatform/samples/V1/SpecialistPoolServiceClient/get_specialist_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/AiPlatform/samples/V1/SpecialistPoolServiceClient/list_locations.php b/AiPlatform/samples/V1/SpecialistPoolServiceClient/list_locations.php
index fd92f5b14088..1fa1c3f3cf5e 100644
--- a/AiPlatform/samples/V1/SpecialistPoolServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/SpecialistPoolServiceClient/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/AiPlatform/samples/V1/SpecialistPoolServiceClient/list_specialist_pools.php b/AiPlatform/samples/V1/SpecialistPoolServiceClient/list_specialist_pools.php
index 6a0d7389ce78..f8cd6259365b 100644
--- a/AiPlatform/samples/V1/SpecialistPoolServiceClient/list_specialist_pools.php
+++ b/AiPlatform/samples/V1/SpecialistPoolServiceClient/list_specialist_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/AiPlatform/samples/V1/SpecialistPoolServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/SpecialistPoolServiceClient/set_iam_policy.php
index e781454caab9..7eaee0647c05 100644
--- a/AiPlatform/samples/V1/SpecialistPoolServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/SpecialistPoolServiceClient/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/AiPlatform/samples/V1/SpecialistPoolServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/SpecialistPoolServiceClient/test_iam_permissions.php
index 9432f188e6a2..74eb3908d986 100644
--- a/AiPlatform/samples/V1/SpecialistPoolServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/SpecialistPoolServiceClient/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/AiPlatform/samples/V1/SpecialistPoolServiceClient/update_specialist_pool.php b/AiPlatform/samples/V1/SpecialistPoolServiceClient/update_specialist_pool.php
index 9c7d6e3a8d11..2288563fee4c 100644
--- a/AiPlatform/samples/V1/SpecialistPoolServiceClient/update_specialist_pool.php
+++ b/AiPlatform/samples/V1/SpecialistPoolServiceClient/update_specialist_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/AiPlatform/samples/V1/TensorboardServiceClient/batch_create_tensorboard_runs.php b/AiPlatform/samples/V1/TensorboardServiceClient/batch_create_tensorboard_runs.php
index 5df38ca6af76..dbae26396fef 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/batch_create_tensorboard_runs.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/batch_create_tensorboard_runs.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/TensorboardServiceClient/batch_create_tensorboard_time_series.php b/AiPlatform/samples/V1/TensorboardServiceClient/batch_create_tensorboard_time_series.php
index f99e6074b497..6497d4eeaf31 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/batch_create_tensorboard_time_series.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/batch_create_tensorboard_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/AiPlatform/samples/V1/TensorboardServiceClient/batch_read_tensorboard_time_series_data.php b/AiPlatform/samples/V1/TensorboardServiceClient/batch_read_tensorboard_time_series_data.php
index 89eec8b08790..4f28ef097507 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/batch_read_tensorboard_time_series_data.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/batch_read_tensorboard_time_series_data.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/TensorboardServiceClient/create_tensorboard.php b/AiPlatform/samples/V1/TensorboardServiceClient/create_tensorboard.php
index 73ef4324db5d..1839d73ad204 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/create_tensorboard.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/create_tensorboard.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/TensorboardServiceClient/create_tensorboard_experiment.php b/AiPlatform/samples/V1/TensorboardServiceClient/create_tensorboard_experiment.php
index e8de6cd3f616..c8b01c991e5e 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/create_tensorboard_experiment.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/create_tensorboard_experiment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/TensorboardServiceClient/create_tensorboard_run.php b/AiPlatform/samples/V1/TensorboardServiceClient/create_tensorboard_run.php
index bcbc7322810f..d7b4d6e5cc4f 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/create_tensorboard_run.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/create_tensorboard_run.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/TensorboardServiceClient/create_tensorboard_time_series.php b/AiPlatform/samples/V1/TensorboardServiceClient/create_tensorboard_time_series.php
index 03ab41bf6612..4d61023f7d82 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/create_tensorboard_time_series.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/create_tensorboard_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/AiPlatform/samples/V1/TensorboardServiceClient/delete_tensorboard.php b/AiPlatform/samples/V1/TensorboardServiceClient/delete_tensorboard.php
index 55c7bcad91b0..aae9bf35a2b9 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/delete_tensorboard.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/delete_tensorboard.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/TensorboardServiceClient/delete_tensorboard_experiment.php b/AiPlatform/samples/V1/TensorboardServiceClient/delete_tensorboard_experiment.php
index aaa090df15e1..9d285ba279e5 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/delete_tensorboard_experiment.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/delete_tensorboard_experiment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/TensorboardServiceClient/delete_tensorboard_run.php b/AiPlatform/samples/V1/TensorboardServiceClient/delete_tensorboard_run.php
index 52346f13b07f..94ac2321531d 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/delete_tensorboard_run.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/delete_tensorboard_run.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/TensorboardServiceClient/delete_tensorboard_time_series.php b/AiPlatform/samples/V1/TensorboardServiceClient/delete_tensorboard_time_series.php
index 9eb594d30847..194bc47347b0 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/delete_tensorboard_time_series.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/delete_tensorboard_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/AiPlatform/samples/V1/TensorboardServiceClient/export_tensorboard_time_series_data.php b/AiPlatform/samples/V1/TensorboardServiceClient/export_tensorboard_time_series_data.php
index b32dc713aae9..c68cacf66033 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/export_tensorboard_time_series_data.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/export_tensorboard_time_series_data.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/TensorboardServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/TensorboardServiceClient/get_iam_policy.php
index 76bab7d4cee1..527599aab742 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/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/AiPlatform/samples/V1/TensorboardServiceClient/get_location.php b/AiPlatform/samples/V1/TensorboardServiceClient/get_location.php
index 22f68b22fcde..4497d7f722c1 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/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/AiPlatform/samples/V1/TensorboardServiceClient/get_tensorboard.php b/AiPlatform/samples/V1/TensorboardServiceClient/get_tensorboard.php
index bf0d6e7a9b8e..eff9d900719a 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/get_tensorboard.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/get_tensorboard.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/TensorboardServiceClient/get_tensorboard_experiment.php b/AiPlatform/samples/V1/TensorboardServiceClient/get_tensorboard_experiment.php
index e889daffdba2..605330010c55 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/get_tensorboard_experiment.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/get_tensorboard_experiment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/TensorboardServiceClient/get_tensorboard_run.php b/AiPlatform/samples/V1/TensorboardServiceClient/get_tensorboard_run.php
index 169de1cd7eba..20601537ca10 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/get_tensorboard_run.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/get_tensorboard_run.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/TensorboardServiceClient/get_tensorboard_time_series.php b/AiPlatform/samples/V1/TensorboardServiceClient/get_tensorboard_time_series.php
index 9f75a3237d6c..b5a79292b7b6 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/get_tensorboard_time_series.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/get_tensorboard_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/AiPlatform/samples/V1/TensorboardServiceClient/list_locations.php b/AiPlatform/samples/V1/TensorboardServiceClient/list_locations.php
index 1659d911fefc..53337105f0a4 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/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/AiPlatform/samples/V1/TensorboardServiceClient/list_tensorboard_experiments.php b/AiPlatform/samples/V1/TensorboardServiceClient/list_tensorboard_experiments.php
index 1d907eb073de..a18a41cf775b 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/list_tensorboard_experiments.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/list_tensorboard_experiments.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/TensorboardServiceClient/list_tensorboard_runs.php b/AiPlatform/samples/V1/TensorboardServiceClient/list_tensorboard_runs.php
index b4d96b5f0a9a..1c94930aa3bb 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/list_tensorboard_runs.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/list_tensorboard_runs.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/TensorboardServiceClient/list_tensorboard_time_series.php b/AiPlatform/samples/V1/TensorboardServiceClient/list_tensorboard_time_series.php
index 232ce62821c5..01145fd329bb 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/list_tensorboard_time_series.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/list_tensorboard_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/AiPlatform/samples/V1/TensorboardServiceClient/list_tensorboards.php b/AiPlatform/samples/V1/TensorboardServiceClient/list_tensorboards.php
index 711e2a2abc58..eb5f2fdfff36 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/list_tensorboards.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/list_tensorboards.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/TensorboardServiceClient/read_tensorboard_blob_data.php b/AiPlatform/samples/V1/TensorboardServiceClient/read_tensorboard_blob_data.php
index 1bbba68fb2f9..41fd7412fb9b 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/read_tensorboard_blob_data.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/read_tensorboard_blob_data.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/TensorboardServiceClient/read_tensorboard_size.php b/AiPlatform/samples/V1/TensorboardServiceClient/read_tensorboard_size.php
index 0f8e48a28a9b..868aaea5590d 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/read_tensorboard_size.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/read_tensorboard_size.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/TensorboardServiceClient/read_tensorboard_time_series_data.php b/AiPlatform/samples/V1/TensorboardServiceClient/read_tensorboard_time_series_data.php
index 18938a9f98a5..3567a43e72cf 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/read_tensorboard_time_series_data.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/read_tensorboard_time_series_data.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/TensorboardServiceClient/read_tensorboard_usage.php b/AiPlatform/samples/V1/TensorboardServiceClient/read_tensorboard_usage.php
index 7bcbde8fb681..36fce9cdec2f 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/read_tensorboard_usage.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/read_tensorboard_usage.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2023 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/TensorboardServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/TensorboardServiceClient/set_iam_policy.php
index 051d4cb3d2b4..6aedabb1ec01 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/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/AiPlatform/samples/V1/TensorboardServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/TensorboardServiceClient/test_iam_permissions.php
index f76fa17e0936..2a5a9cbaa5e1 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/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/AiPlatform/samples/V1/TensorboardServiceClient/update_tensorboard.php b/AiPlatform/samples/V1/TensorboardServiceClient/update_tensorboard.php
index 0c5fa77993ca..9d0a30d33ec8 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/update_tensorboard.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/update_tensorboard.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/TensorboardServiceClient/update_tensorboard_experiment.php b/AiPlatform/samples/V1/TensorboardServiceClient/update_tensorboard_experiment.php
index 003382336253..2fcf937f03c3 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/update_tensorboard_experiment.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/update_tensorboard_experiment.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/TensorboardServiceClient/update_tensorboard_run.php b/AiPlatform/samples/V1/TensorboardServiceClient/update_tensorboard_run.php
index 15d41bb0359b..bc213e41c0f1 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/update_tensorboard_run.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/update_tensorboard_run.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/TensorboardServiceClient/update_tensorboard_time_series.php b/AiPlatform/samples/V1/TensorboardServiceClient/update_tensorboard_time_series.php
index fb757b5153de..5d71ba578441 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/update_tensorboard_time_series.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/update_tensorboard_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/AiPlatform/samples/V1/TensorboardServiceClient/write_tensorboard_experiment_data.php b/AiPlatform/samples/V1/TensorboardServiceClient/write_tensorboard_experiment_data.php
index 8c6b3a598285..efc326dc4ffc 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/write_tensorboard_experiment_data.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/write_tensorboard_experiment_data.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/TensorboardServiceClient/write_tensorboard_run_data.php b/AiPlatform/samples/V1/TensorboardServiceClient/write_tensorboard_run_data.php
index 3d9658c72fe1..43a30038b0bb 100644
--- a/AiPlatform/samples/V1/TensorboardServiceClient/write_tensorboard_run_data.php
+++ b/AiPlatform/samples/V1/TensorboardServiceClient/write_tensorboard_run_data.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VertexRagDataServiceClient/create_rag_corpus.php b/AiPlatform/samples/V1/VertexRagDataServiceClient/create_rag_corpus.php
index d92131eaa217..daa88db9a38a 100644
--- a/AiPlatform/samples/V1/VertexRagDataServiceClient/create_rag_corpus.php
+++ b/AiPlatform/samples/V1/VertexRagDataServiceClient/create_rag_corpus.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VertexRagDataServiceClient/delete_rag_corpus.php b/AiPlatform/samples/V1/VertexRagDataServiceClient/delete_rag_corpus.php
index c81b2c54e373..d369891f2f8c 100644
--- a/AiPlatform/samples/V1/VertexRagDataServiceClient/delete_rag_corpus.php
+++ b/AiPlatform/samples/V1/VertexRagDataServiceClient/delete_rag_corpus.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VertexRagDataServiceClient/delete_rag_file.php b/AiPlatform/samples/V1/VertexRagDataServiceClient/delete_rag_file.php
index 8e156a2b5204..c5d46d3c6886 100644
--- a/AiPlatform/samples/V1/VertexRagDataServiceClient/delete_rag_file.php
+++ b/AiPlatform/samples/V1/VertexRagDataServiceClient/delete_rag_file.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VertexRagDataServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/VertexRagDataServiceClient/get_iam_policy.php
index 8307b135e6cb..c9661d307bd4 100644
--- a/AiPlatform/samples/V1/VertexRagDataServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/VertexRagDataServiceClient/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/AiPlatform/samples/V1/VertexRagDataServiceClient/get_location.php b/AiPlatform/samples/V1/VertexRagDataServiceClient/get_location.php
index 61fd231b8e79..75140b1b271d 100644
--- a/AiPlatform/samples/V1/VertexRagDataServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/VertexRagDataServiceClient/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/AiPlatform/samples/V1/VertexRagDataServiceClient/get_rag_corpus.php b/AiPlatform/samples/V1/VertexRagDataServiceClient/get_rag_corpus.php
index 47551c446041..63ec901bb6aa 100644
--- a/AiPlatform/samples/V1/VertexRagDataServiceClient/get_rag_corpus.php
+++ b/AiPlatform/samples/V1/VertexRagDataServiceClient/get_rag_corpus.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VertexRagDataServiceClient/get_rag_engine_config.php b/AiPlatform/samples/V1/VertexRagDataServiceClient/get_rag_engine_config.php
index fd8affb09aa8..a914decbed7d 100644
--- a/AiPlatform/samples/V1/VertexRagDataServiceClient/get_rag_engine_config.php
+++ b/AiPlatform/samples/V1/VertexRagDataServiceClient/get_rag_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/AiPlatform/samples/V1/VertexRagDataServiceClient/get_rag_file.php b/AiPlatform/samples/V1/VertexRagDataServiceClient/get_rag_file.php
index 5578388a0640..a6558b7e966a 100644
--- a/AiPlatform/samples/V1/VertexRagDataServiceClient/get_rag_file.php
+++ b/AiPlatform/samples/V1/VertexRagDataServiceClient/get_rag_file.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VertexRagDataServiceClient/import_rag_files.php b/AiPlatform/samples/V1/VertexRagDataServiceClient/import_rag_files.php
index c0a4abe4adfc..0bb94b8af8ff 100644
--- a/AiPlatform/samples/V1/VertexRagDataServiceClient/import_rag_files.php
+++ b/AiPlatform/samples/V1/VertexRagDataServiceClient/import_rag_files.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VertexRagDataServiceClient/list_locations.php b/AiPlatform/samples/V1/VertexRagDataServiceClient/list_locations.php
index ef3f068b9a2b..9492520763d5 100644
--- a/AiPlatform/samples/V1/VertexRagDataServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/VertexRagDataServiceClient/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/AiPlatform/samples/V1/VertexRagDataServiceClient/list_rag_corpora.php b/AiPlatform/samples/V1/VertexRagDataServiceClient/list_rag_corpora.php
index 3e38002b9b56..985c0257787d 100644
--- a/AiPlatform/samples/V1/VertexRagDataServiceClient/list_rag_corpora.php
+++ b/AiPlatform/samples/V1/VertexRagDataServiceClient/list_rag_corpora.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VertexRagDataServiceClient/list_rag_files.php b/AiPlatform/samples/V1/VertexRagDataServiceClient/list_rag_files.php
index efd33ed14331..97e460566137 100644
--- a/AiPlatform/samples/V1/VertexRagDataServiceClient/list_rag_files.php
+++ b/AiPlatform/samples/V1/VertexRagDataServiceClient/list_rag_files.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VertexRagDataServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/VertexRagDataServiceClient/set_iam_policy.php
index a0904803899a..283b2448c5df 100644
--- a/AiPlatform/samples/V1/VertexRagDataServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/VertexRagDataServiceClient/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/AiPlatform/samples/V1/VertexRagDataServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/VertexRagDataServiceClient/test_iam_permissions.php
index 4af87ee54662..c2ddb0d89edb 100644
--- a/AiPlatform/samples/V1/VertexRagDataServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/VertexRagDataServiceClient/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/AiPlatform/samples/V1/VertexRagDataServiceClient/update_rag_corpus.php b/AiPlatform/samples/V1/VertexRagDataServiceClient/update_rag_corpus.php
index 04d90d0088ba..1b19961cc81b 100644
--- a/AiPlatform/samples/V1/VertexRagDataServiceClient/update_rag_corpus.php
+++ b/AiPlatform/samples/V1/VertexRagDataServiceClient/update_rag_corpus.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VertexRagDataServiceClient/update_rag_engine_config.php b/AiPlatform/samples/V1/VertexRagDataServiceClient/update_rag_engine_config.php
index cae301d47d6f..b847f86fdb05 100644
--- a/AiPlatform/samples/V1/VertexRagDataServiceClient/update_rag_engine_config.php
+++ b/AiPlatform/samples/V1/VertexRagDataServiceClient/update_rag_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/AiPlatform/samples/V1/VertexRagDataServiceClient/upload_rag_file.php b/AiPlatform/samples/V1/VertexRagDataServiceClient/upload_rag_file.php
index 9568b01d7ffc..91eb4b4683da 100644
--- a/AiPlatform/samples/V1/VertexRagDataServiceClient/upload_rag_file.php
+++ b/AiPlatform/samples/V1/VertexRagDataServiceClient/upload_rag_file.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VertexRagServiceClient/augment_prompt.php b/AiPlatform/samples/V1/VertexRagServiceClient/augment_prompt.php
index f63ca8c4bf78..64b3c064f1d9 100644
--- a/AiPlatform/samples/V1/VertexRagServiceClient/augment_prompt.php
+++ b/AiPlatform/samples/V1/VertexRagServiceClient/augment_prompt.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VertexRagServiceClient/corroborate_content.php b/AiPlatform/samples/V1/VertexRagServiceClient/corroborate_content.php
index fba8165b885f..f29877598c92 100644
--- a/AiPlatform/samples/V1/VertexRagServiceClient/corroborate_content.php
+++ b/AiPlatform/samples/V1/VertexRagServiceClient/corroborate_content.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VertexRagServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/VertexRagServiceClient/get_iam_policy.php
index 5241cf05c9bf..8ef9abdfbbe1 100644
--- a/AiPlatform/samples/V1/VertexRagServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/VertexRagServiceClient/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/AiPlatform/samples/V1/VertexRagServiceClient/get_location.php b/AiPlatform/samples/V1/VertexRagServiceClient/get_location.php
index f8e4e3d44645..301e209ccd47 100644
--- a/AiPlatform/samples/V1/VertexRagServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/VertexRagServiceClient/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/AiPlatform/samples/V1/VertexRagServiceClient/list_locations.php b/AiPlatform/samples/V1/VertexRagServiceClient/list_locations.php
index 65bac2aee3bd..b777752d7e4a 100644
--- a/AiPlatform/samples/V1/VertexRagServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/VertexRagServiceClient/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/AiPlatform/samples/V1/VertexRagServiceClient/retrieve_contexts.php b/AiPlatform/samples/V1/VertexRagServiceClient/retrieve_contexts.php
index 5720eccfe5bd..c083a06c42c0 100644
--- a/AiPlatform/samples/V1/VertexRagServiceClient/retrieve_contexts.php
+++ b/AiPlatform/samples/V1/VertexRagServiceClient/retrieve_contexts.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VertexRagServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/VertexRagServiceClient/set_iam_policy.php
index 3584b60f2f04..2f035c97fdd0 100644
--- a/AiPlatform/samples/V1/VertexRagServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/VertexRagServiceClient/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/AiPlatform/samples/V1/VertexRagServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/VertexRagServiceClient/test_iam_permissions.php
index 22d0e9be20b7..7d7cb7396279 100644
--- a/AiPlatform/samples/V1/VertexRagServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/VertexRagServiceClient/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/AiPlatform/samples/V1/VizierServiceClient/add_trial_measurement.php b/AiPlatform/samples/V1/VizierServiceClient/add_trial_measurement.php
index 5ac277e64293..297a7a318e9f 100644
--- a/AiPlatform/samples/V1/VizierServiceClient/add_trial_measurement.php
+++ b/AiPlatform/samples/V1/VizierServiceClient/add_trial_measurement.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VizierServiceClient/check_trial_early_stopping_state.php b/AiPlatform/samples/V1/VizierServiceClient/check_trial_early_stopping_state.php
index 3a3b1ab807bc..4e1355b2e60f 100644
--- a/AiPlatform/samples/V1/VizierServiceClient/check_trial_early_stopping_state.php
+++ b/AiPlatform/samples/V1/VizierServiceClient/check_trial_early_stopping_state.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VizierServiceClient/complete_trial.php b/AiPlatform/samples/V1/VizierServiceClient/complete_trial.php
index f77084bce7c7..7abed9ccc7dc 100644
--- a/AiPlatform/samples/V1/VizierServiceClient/complete_trial.php
+++ b/AiPlatform/samples/V1/VizierServiceClient/complete_trial.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VizierServiceClient/create_study.php b/AiPlatform/samples/V1/VizierServiceClient/create_study.php
index 4ae3b3638fde..b85d7ee135cc 100644
--- a/AiPlatform/samples/V1/VizierServiceClient/create_study.php
+++ b/AiPlatform/samples/V1/VizierServiceClient/create_study.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VizierServiceClient/create_trial.php b/AiPlatform/samples/V1/VizierServiceClient/create_trial.php
index 635d18753687..c93d29abae83 100644
--- a/AiPlatform/samples/V1/VizierServiceClient/create_trial.php
+++ b/AiPlatform/samples/V1/VizierServiceClient/create_trial.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VizierServiceClient/delete_study.php b/AiPlatform/samples/V1/VizierServiceClient/delete_study.php
index 278d95a27fa7..b952813d2ff1 100644
--- a/AiPlatform/samples/V1/VizierServiceClient/delete_study.php
+++ b/AiPlatform/samples/V1/VizierServiceClient/delete_study.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VizierServiceClient/delete_trial.php b/AiPlatform/samples/V1/VizierServiceClient/delete_trial.php
index 0bd616dffd11..f79a78196a6f 100644
--- a/AiPlatform/samples/V1/VizierServiceClient/delete_trial.php
+++ b/AiPlatform/samples/V1/VizierServiceClient/delete_trial.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VizierServiceClient/get_iam_policy.php b/AiPlatform/samples/V1/VizierServiceClient/get_iam_policy.php
index 6caa86b3ed14..385f4410fb04 100644
--- a/AiPlatform/samples/V1/VizierServiceClient/get_iam_policy.php
+++ b/AiPlatform/samples/V1/VizierServiceClient/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/AiPlatform/samples/V1/VizierServiceClient/get_location.php b/AiPlatform/samples/V1/VizierServiceClient/get_location.php
index b63ff853f74d..2839d6a1b99e 100644
--- a/AiPlatform/samples/V1/VizierServiceClient/get_location.php
+++ b/AiPlatform/samples/V1/VizierServiceClient/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/AiPlatform/samples/V1/VizierServiceClient/get_study.php b/AiPlatform/samples/V1/VizierServiceClient/get_study.php
index 84185cbaca9c..b25b260811b1 100644
--- a/AiPlatform/samples/V1/VizierServiceClient/get_study.php
+++ b/AiPlatform/samples/V1/VizierServiceClient/get_study.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VizierServiceClient/get_trial.php b/AiPlatform/samples/V1/VizierServiceClient/get_trial.php
index a2b32cf1099c..010a4c6a1b2b 100644
--- a/AiPlatform/samples/V1/VizierServiceClient/get_trial.php
+++ b/AiPlatform/samples/V1/VizierServiceClient/get_trial.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VizierServiceClient/list_locations.php b/AiPlatform/samples/V1/VizierServiceClient/list_locations.php
index 1bfe2f63271f..0a12e014dadd 100644
--- a/AiPlatform/samples/V1/VizierServiceClient/list_locations.php
+++ b/AiPlatform/samples/V1/VizierServiceClient/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/AiPlatform/samples/V1/VizierServiceClient/list_optimal_trials.php b/AiPlatform/samples/V1/VizierServiceClient/list_optimal_trials.php
index 829c3daa0930..43b132c1943f 100644
--- a/AiPlatform/samples/V1/VizierServiceClient/list_optimal_trials.php
+++ b/AiPlatform/samples/V1/VizierServiceClient/list_optimal_trials.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VizierServiceClient/list_studies.php b/AiPlatform/samples/V1/VizierServiceClient/list_studies.php
index 5ee585aa6c0b..453bdc7fd943 100644
--- a/AiPlatform/samples/V1/VizierServiceClient/list_studies.php
+++ b/AiPlatform/samples/V1/VizierServiceClient/list_studies.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VizierServiceClient/list_trials.php b/AiPlatform/samples/V1/VizierServiceClient/list_trials.php
index 7ac86101be8b..e3dc42f0fb1f 100644
--- a/AiPlatform/samples/V1/VizierServiceClient/list_trials.php
+++ b/AiPlatform/samples/V1/VizierServiceClient/list_trials.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VizierServiceClient/lookup_study.php b/AiPlatform/samples/V1/VizierServiceClient/lookup_study.php
index a19a1fdc78a1..12c2d8a72156 100644
--- a/AiPlatform/samples/V1/VizierServiceClient/lookup_study.php
+++ b/AiPlatform/samples/V1/VizierServiceClient/lookup_study.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VizierServiceClient/set_iam_policy.php b/AiPlatform/samples/V1/VizierServiceClient/set_iam_policy.php
index 3e1dc9a65335..29e02c3544a8 100644
--- a/AiPlatform/samples/V1/VizierServiceClient/set_iam_policy.php
+++ b/AiPlatform/samples/V1/VizierServiceClient/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/AiPlatform/samples/V1/VizierServiceClient/stop_trial.php b/AiPlatform/samples/V1/VizierServiceClient/stop_trial.php
index 727cba8a7159..c12ac8a7d5b1 100644
--- a/AiPlatform/samples/V1/VizierServiceClient/stop_trial.php
+++ b/AiPlatform/samples/V1/VizierServiceClient/stop_trial.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VizierServiceClient/suggest_trials.php b/AiPlatform/samples/V1/VizierServiceClient/suggest_trials.php
index 9ee18eba46aa..6d10cc18128e 100644
--- a/AiPlatform/samples/V1/VizierServiceClient/suggest_trials.php
+++ b/AiPlatform/samples/V1/VizierServiceClient/suggest_trials.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2022 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/samples/V1/VizierServiceClient/test_iam_permissions.php b/AiPlatform/samples/V1/VizierServiceClient/test_iam_permissions.php
index 15d230401284..b04d65e67fae 100644
--- a/AiPlatform/samples/V1/VizierServiceClient/test_iam_permissions.php
+++ b/AiPlatform/samples/V1/VizierServiceClient/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/AiPlatform/src/V1/Client/DataFoundryServiceClient.php b/AiPlatform/src/V1/Client/DataFoundryServiceClient.php
index 5c7c594124d6..7169f98c34fc 100644
--- a/AiPlatform/src/V1/Client/DataFoundryServiceClient.php
+++ b/AiPlatform/src/V1/Client/DataFoundryServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/DatasetServiceClient.php b/AiPlatform/src/V1/Client/DatasetServiceClient.php
index 46fe194d23a5..ee087a7e3cb2 100644
--- a/AiPlatform/src/V1/Client/DatasetServiceClient.php
+++ b/AiPlatform/src/V1/Client/DatasetServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/DeploymentResourcePoolServiceClient.php b/AiPlatform/src/V1/Client/DeploymentResourcePoolServiceClient.php
index 3f3abb457666..600b3ad6180b 100644
--- a/AiPlatform/src/V1/Client/DeploymentResourcePoolServiceClient.php
+++ b/AiPlatform/src/V1/Client/DeploymentResourcePoolServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/EndpointServiceClient.php b/AiPlatform/src/V1/Client/EndpointServiceClient.php
index 0442313482af..4d8d05f43959 100644
--- a/AiPlatform/src/V1/Client/EndpointServiceClient.php
+++ b/AiPlatform/src/V1/Client/EndpointServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/EvaluationServiceClient.php b/AiPlatform/src/V1/Client/EvaluationServiceClient.php
index 813e69306da8..7739a2821938 100644
--- a/AiPlatform/src/V1/Client/EvaluationServiceClient.php
+++ b/AiPlatform/src/V1/Client/EvaluationServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/FeatureOnlineStoreAdminServiceClient.php b/AiPlatform/src/V1/Client/FeatureOnlineStoreAdminServiceClient.php
index 7672cff30d55..4c5252a9c481 100644
--- a/AiPlatform/src/V1/Client/FeatureOnlineStoreAdminServiceClient.php
+++ b/AiPlatform/src/V1/Client/FeatureOnlineStoreAdminServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/FeatureOnlineStoreServiceClient.php b/AiPlatform/src/V1/Client/FeatureOnlineStoreServiceClient.php
index 6abb6c5e1a0f..83a5a66f9b7f 100644
--- a/AiPlatform/src/V1/Client/FeatureOnlineStoreServiceClient.php
+++ b/AiPlatform/src/V1/Client/FeatureOnlineStoreServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/FeatureRegistryServiceClient.php b/AiPlatform/src/V1/Client/FeatureRegistryServiceClient.php
index f42f9b0e7548..b3385d7fa643 100644
--- a/AiPlatform/src/V1/Client/FeatureRegistryServiceClient.php
+++ b/AiPlatform/src/V1/Client/FeatureRegistryServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/FeaturestoreOnlineServingServiceClient.php b/AiPlatform/src/V1/Client/FeaturestoreOnlineServingServiceClient.php
index 97da5d82a760..a814a5124a6a 100644
--- a/AiPlatform/src/V1/Client/FeaturestoreOnlineServingServiceClient.php
+++ b/AiPlatform/src/V1/Client/FeaturestoreOnlineServingServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/FeaturestoreServiceClient.php b/AiPlatform/src/V1/Client/FeaturestoreServiceClient.php
index 6ad6a63d887d..2809efbdac6d 100644
--- a/AiPlatform/src/V1/Client/FeaturestoreServiceClient.php
+++ b/AiPlatform/src/V1/Client/FeaturestoreServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/GenAiCacheServiceClient.php b/AiPlatform/src/V1/Client/GenAiCacheServiceClient.php
index 888f1ec9266a..de3919603491 100644
--- a/AiPlatform/src/V1/Client/GenAiCacheServiceClient.php
+++ b/AiPlatform/src/V1/Client/GenAiCacheServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/GenAiTuningServiceClient.php b/AiPlatform/src/V1/Client/GenAiTuningServiceClient.php
index fbac3442d193..4774ef9c870d 100644
--- a/AiPlatform/src/V1/Client/GenAiTuningServiceClient.php
+++ b/AiPlatform/src/V1/Client/GenAiTuningServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/IndexEndpointServiceClient.php b/AiPlatform/src/V1/Client/IndexEndpointServiceClient.php
index 68823b1d1154..d76ad568c705 100644
--- a/AiPlatform/src/V1/Client/IndexEndpointServiceClient.php
+++ b/AiPlatform/src/V1/Client/IndexEndpointServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/IndexServiceClient.php b/AiPlatform/src/V1/Client/IndexServiceClient.php
index ad1a459f7958..55e3c3d3338e 100644
--- a/AiPlatform/src/V1/Client/IndexServiceClient.php
+++ b/AiPlatform/src/V1/Client/IndexServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/JobServiceClient.php b/AiPlatform/src/V1/Client/JobServiceClient.php
index 211c6a1c4cc5..80b0f53afdd5 100644
--- a/AiPlatform/src/V1/Client/JobServiceClient.php
+++ b/AiPlatform/src/V1/Client/JobServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/LlmUtilityServiceClient.php b/AiPlatform/src/V1/Client/LlmUtilityServiceClient.php
index b24304f54498..1585e392cf16 100644
--- a/AiPlatform/src/V1/Client/LlmUtilityServiceClient.php
+++ b/AiPlatform/src/V1/Client/LlmUtilityServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/MatchServiceClient.php b/AiPlatform/src/V1/Client/MatchServiceClient.php
index c75e596a35de..4144d447d864 100644
--- a/AiPlatform/src/V1/Client/MatchServiceClient.php
+++ b/AiPlatform/src/V1/Client/MatchServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/MetadataServiceClient.php b/AiPlatform/src/V1/Client/MetadataServiceClient.php
index eafa1b958687..09e9a6c2f5e7 100644
--- a/AiPlatform/src/V1/Client/MetadataServiceClient.php
+++ b/AiPlatform/src/V1/Client/MetadataServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/MigrationServiceClient.php b/AiPlatform/src/V1/Client/MigrationServiceClient.php
index 8803cef3e8c2..151dc2922742 100644
--- a/AiPlatform/src/V1/Client/MigrationServiceClient.php
+++ b/AiPlatform/src/V1/Client/MigrationServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/ModelGardenServiceClient.php b/AiPlatform/src/V1/Client/ModelGardenServiceClient.php
index f36ab71a031f..5c7948dea243 100644
--- a/AiPlatform/src/V1/Client/ModelGardenServiceClient.php
+++ b/AiPlatform/src/V1/Client/ModelGardenServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/ModelServiceClient.php b/AiPlatform/src/V1/Client/ModelServiceClient.php
index 5e0f17f29008..577083ecf698 100644
--- a/AiPlatform/src/V1/Client/ModelServiceClient.php
+++ b/AiPlatform/src/V1/Client/ModelServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/NotebookServiceClient.php b/AiPlatform/src/V1/Client/NotebookServiceClient.php
index b3ef3a9a53dd..61b34af46b80 100644
--- a/AiPlatform/src/V1/Client/NotebookServiceClient.php
+++ b/AiPlatform/src/V1/Client/NotebookServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/PersistentResourceServiceClient.php b/AiPlatform/src/V1/Client/PersistentResourceServiceClient.php
index 5c6e394663df..c06b9da79c9e 100644
--- a/AiPlatform/src/V1/Client/PersistentResourceServiceClient.php
+++ b/AiPlatform/src/V1/Client/PersistentResourceServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/PipelineServiceClient.php b/AiPlatform/src/V1/Client/PipelineServiceClient.php
index 29deaf00d15f..ced5d5fc872e 100644
--- a/AiPlatform/src/V1/Client/PipelineServiceClient.php
+++ b/AiPlatform/src/V1/Client/PipelineServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/PredictionServiceClient.php b/AiPlatform/src/V1/Client/PredictionServiceClient.php
index 2a380598a0f2..dc73ea7d3d49 100644
--- a/AiPlatform/src/V1/Client/PredictionServiceClient.php
+++ b/AiPlatform/src/V1/Client/PredictionServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/ReasoningEngineExecutionServiceClient.php b/AiPlatform/src/V1/Client/ReasoningEngineExecutionServiceClient.php
index bfa698e560fd..7f354e4dfdd9 100644
--- a/AiPlatform/src/V1/Client/ReasoningEngineExecutionServiceClient.php
+++ b/AiPlatform/src/V1/Client/ReasoningEngineExecutionServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/ReasoningEngineServiceClient.php b/AiPlatform/src/V1/Client/ReasoningEngineServiceClient.php
index a1ab845daf11..2263efe35f16 100644
--- a/AiPlatform/src/V1/Client/ReasoningEngineServiceClient.php
+++ b/AiPlatform/src/V1/Client/ReasoningEngineServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/ScheduleServiceClient.php b/AiPlatform/src/V1/Client/ScheduleServiceClient.php
index c70e88872c3e..74e3f701ca5d 100644
--- a/AiPlatform/src/V1/Client/ScheduleServiceClient.php
+++ b/AiPlatform/src/V1/Client/ScheduleServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/SpecialistPoolServiceClient.php b/AiPlatform/src/V1/Client/SpecialistPoolServiceClient.php
index c094d3be41a3..4416dca14037 100644
--- a/AiPlatform/src/V1/Client/SpecialistPoolServiceClient.php
+++ b/AiPlatform/src/V1/Client/SpecialistPoolServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/TensorboardServiceClient.php b/AiPlatform/src/V1/Client/TensorboardServiceClient.php
index e4b5d953f850..5844595260cf 100644
--- a/AiPlatform/src/V1/Client/TensorboardServiceClient.php
+++ b/AiPlatform/src/V1/Client/TensorboardServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/VertexRagDataServiceClient.php b/AiPlatform/src/V1/Client/VertexRagDataServiceClient.php
index 14d5985ae901..f4c55b9bf1b0 100644
--- a/AiPlatform/src/V1/Client/VertexRagDataServiceClient.php
+++ b/AiPlatform/src/V1/Client/VertexRagDataServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/VertexRagServiceClient.php b/AiPlatform/src/V1/Client/VertexRagServiceClient.php
index d8182246b84e..641efad264eb 100644
--- a/AiPlatform/src/V1/Client/VertexRagServiceClient.php
+++ b/AiPlatform/src/V1/Client/VertexRagServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/Client/VizierServiceClient.php b/AiPlatform/src/V1/Client/VizierServiceClient.php
index f7af1d6c93a9..139018fd3857 100644
--- a/AiPlatform/src/V1/Client/VizierServiceClient.php
+++ b/AiPlatform/src/V1/Client/VizierServiceClient.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/resources/data_foundry_service_descriptor_config.php b/AiPlatform/src/V1/resources/data_foundry_service_descriptor_config.php
index ad7feff459db..045f645e9dd4 100644
--- a/AiPlatform/src/V1/resources/data_foundry_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/data_foundry_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/AiPlatform/src/V1/resources/data_foundry_service_rest_client_config.php b/AiPlatform/src/V1/resources/data_foundry_service_rest_client_config.php
index a466a5896533..4fe604614b84 100644
--- a/AiPlatform/src/V1/resources/data_foundry_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/data_foundry_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/AiPlatform/src/V1/resources/dataset_service_descriptor_config.php b/AiPlatform/src/V1/resources/dataset_service_descriptor_config.php
index fdb258d4597d..f944dd476e8c 100644
--- a/AiPlatform/src/V1/resources/dataset_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/dataset_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/AiPlatform/src/V1/resources/dataset_service_rest_client_config.php b/AiPlatform/src/V1/resources/dataset_service_rest_client_config.php
index a637e9603110..9ea9205e9c3c 100644
--- a/AiPlatform/src/V1/resources/dataset_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/dataset_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/AiPlatform/src/V1/resources/deployment_resource_pool_service_descriptor_config.php b/AiPlatform/src/V1/resources/deployment_resource_pool_service_descriptor_config.php
index 16d2d5b08c9d..5bdf02d7c178 100644
--- a/AiPlatform/src/V1/resources/deployment_resource_pool_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/deployment_resource_pool_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/AiPlatform/src/V1/resources/deployment_resource_pool_service_rest_client_config.php b/AiPlatform/src/V1/resources/deployment_resource_pool_service_rest_client_config.php
index cf00110cd811..27a051f2a36c 100644
--- a/AiPlatform/src/V1/resources/deployment_resource_pool_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/deployment_resource_pool_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/AiPlatform/src/V1/resources/endpoint_service_descriptor_config.php b/AiPlatform/src/V1/resources/endpoint_service_descriptor_config.php
index aeed4230f6e9..88fee58b12a1 100644
--- a/AiPlatform/src/V1/resources/endpoint_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/endpoint_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/AiPlatform/src/V1/resources/endpoint_service_rest_client_config.php b/AiPlatform/src/V1/resources/endpoint_service_rest_client_config.php
index 124c749874b3..154791350718 100644
--- a/AiPlatform/src/V1/resources/endpoint_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/endpoint_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/AiPlatform/src/V1/resources/evaluation_service_descriptor_config.php b/AiPlatform/src/V1/resources/evaluation_service_descriptor_config.php
index 918b7d749c11..32fba2018f1a 100644
--- a/AiPlatform/src/V1/resources/evaluation_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/evaluation_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/AiPlatform/src/V1/resources/evaluation_service_rest_client_config.php b/AiPlatform/src/V1/resources/evaluation_service_rest_client_config.php
index 982167d6762d..7822dca9640d 100644
--- a/AiPlatform/src/V1/resources/evaluation_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/evaluation_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/AiPlatform/src/V1/resources/feature_online_store_admin_service_descriptor_config.php b/AiPlatform/src/V1/resources/feature_online_store_admin_service_descriptor_config.php
index 150854f38650..b124039fcf3f 100644
--- a/AiPlatform/src/V1/resources/feature_online_store_admin_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/feature_online_store_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/AiPlatform/src/V1/resources/feature_online_store_admin_service_rest_client_config.php b/AiPlatform/src/V1/resources/feature_online_store_admin_service_rest_client_config.php
index 171f2d0dffb2..c49449a3b480 100644
--- a/AiPlatform/src/V1/resources/feature_online_store_admin_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/feature_online_store_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/AiPlatform/src/V1/resources/feature_online_store_service_descriptor_config.php b/AiPlatform/src/V1/resources/feature_online_store_service_descriptor_config.php
index e3a9fb17bde2..3305b6871765 100644
--- a/AiPlatform/src/V1/resources/feature_online_store_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/feature_online_store_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/AiPlatform/src/V1/resources/feature_online_store_service_rest_client_config.php b/AiPlatform/src/V1/resources/feature_online_store_service_rest_client_config.php
index 4b363cb61e61..512e4c7b0274 100644
--- a/AiPlatform/src/V1/resources/feature_online_store_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/feature_online_store_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/AiPlatform/src/V1/resources/feature_registry_service_descriptor_config.php b/AiPlatform/src/V1/resources/feature_registry_service_descriptor_config.php
index 29a468be0b0f..5d8614823159 100644
--- a/AiPlatform/src/V1/resources/feature_registry_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/feature_registry_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/AiPlatform/src/V1/resources/feature_registry_service_rest_client_config.php b/AiPlatform/src/V1/resources/feature_registry_service_rest_client_config.php
index 606f72922e40..8c4577a9ab65 100644
--- a/AiPlatform/src/V1/resources/feature_registry_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/feature_registry_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/AiPlatform/src/V1/resources/featurestore_online_serving_service_descriptor_config.php b/AiPlatform/src/V1/resources/featurestore_online_serving_service_descriptor_config.php
index 1fff70c4b168..969c07096ff0 100644
--- a/AiPlatform/src/V1/resources/featurestore_online_serving_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/featurestore_online_serving_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/AiPlatform/src/V1/resources/featurestore_online_serving_service_rest_client_config.php b/AiPlatform/src/V1/resources/featurestore_online_serving_service_rest_client_config.php
index 3d8b517c965a..26d11405784e 100644
--- a/AiPlatform/src/V1/resources/featurestore_online_serving_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/featurestore_online_serving_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/AiPlatform/src/V1/resources/featurestore_service_descriptor_config.php b/AiPlatform/src/V1/resources/featurestore_service_descriptor_config.php
index e6ab15a47aab..eebe92d173e6 100644
--- a/AiPlatform/src/V1/resources/featurestore_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/featurestore_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/AiPlatform/src/V1/resources/featurestore_service_rest_client_config.php b/AiPlatform/src/V1/resources/featurestore_service_rest_client_config.php
index 7e468bff7012..d54ab0c811a7 100644
--- a/AiPlatform/src/V1/resources/featurestore_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/featurestore_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/AiPlatform/src/V1/resources/gen_ai_cache_service_descriptor_config.php b/AiPlatform/src/V1/resources/gen_ai_cache_service_descriptor_config.php
index a8b58d67f260..60aee3dcc0db 100644
--- a/AiPlatform/src/V1/resources/gen_ai_cache_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/gen_ai_cache_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/AiPlatform/src/V1/resources/gen_ai_cache_service_rest_client_config.php b/AiPlatform/src/V1/resources/gen_ai_cache_service_rest_client_config.php
index cd038fb7fab4..b51800bd076e 100644
--- a/AiPlatform/src/V1/resources/gen_ai_cache_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/gen_ai_cache_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/AiPlatform/src/V1/resources/gen_ai_tuning_service_descriptor_config.php b/AiPlatform/src/V1/resources/gen_ai_tuning_service_descriptor_config.php
index ea1261a576f4..03803bb15436 100644
--- a/AiPlatform/src/V1/resources/gen_ai_tuning_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/gen_ai_tuning_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/AiPlatform/src/V1/resources/gen_ai_tuning_service_rest_client_config.php b/AiPlatform/src/V1/resources/gen_ai_tuning_service_rest_client_config.php
index 2c97394f86d5..5128f0288380 100644
--- a/AiPlatform/src/V1/resources/gen_ai_tuning_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/gen_ai_tuning_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/AiPlatform/src/V1/resources/index_endpoint_service_descriptor_config.php b/AiPlatform/src/V1/resources/index_endpoint_service_descriptor_config.php
index 77a1ce066ad1..6338ed5654e2 100644
--- a/AiPlatform/src/V1/resources/index_endpoint_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/index_endpoint_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/AiPlatform/src/V1/resources/index_endpoint_service_rest_client_config.php b/AiPlatform/src/V1/resources/index_endpoint_service_rest_client_config.php
index d41595106a48..79cc64834ff8 100644
--- a/AiPlatform/src/V1/resources/index_endpoint_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/index_endpoint_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/AiPlatform/src/V1/resources/index_service_descriptor_config.php b/AiPlatform/src/V1/resources/index_service_descriptor_config.php
index 90b454892f4b..c03ff7918c9d 100644
--- a/AiPlatform/src/V1/resources/index_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/index_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/AiPlatform/src/V1/resources/index_service_rest_client_config.php b/AiPlatform/src/V1/resources/index_service_rest_client_config.php
index a9892db0e84a..8f4670ec0737 100644
--- a/AiPlatform/src/V1/resources/index_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/index_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/AiPlatform/src/V1/resources/job_service_descriptor_config.php b/AiPlatform/src/V1/resources/job_service_descriptor_config.php
index fd4de533908d..8797726bff9c 100644
--- a/AiPlatform/src/V1/resources/job_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/job_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/AiPlatform/src/V1/resources/job_service_rest_client_config.php b/AiPlatform/src/V1/resources/job_service_rest_client_config.php
index 6ec9af5e8f44..8a31907458b3 100644
--- a/AiPlatform/src/V1/resources/job_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/job_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/AiPlatform/src/V1/resources/llm_utility_service_descriptor_config.php b/AiPlatform/src/V1/resources/llm_utility_service_descriptor_config.php
index df387b7502cf..89275c31c08c 100644
--- a/AiPlatform/src/V1/resources/llm_utility_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/llm_utility_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/AiPlatform/src/V1/resources/llm_utility_service_rest_client_config.php b/AiPlatform/src/V1/resources/llm_utility_service_rest_client_config.php
index 981799bea5fd..5524c0e19e40 100644
--- a/AiPlatform/src/V1/resources/llm_utility_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/llm_utility_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/AiPlatform/src/V1/resources/match_service_descriptor_config.php b/AiPlatform/src/V1/resources/match_service_descriptor_config.php
index 33660aa68ba3..83905e9277d8 100644
--- a/AiPlatform/src/V1/resources/match_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/match_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/AiPlatform/src/V1/resources/match_service_rest_client_config.php b/AiPlatform/src/V1/resources/match_service_rest_client_config.php
index 060665c54d7f..091c0fd31d1e 100644
--- a/AiPlatform/src/V1/resources/match_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/match_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/AiPlatform/src/V1/resources/metadata_service_descriptor_config.php b/AiPlatform/src/V1/resources/metadata_service_descriptor_config.php
index e3fcd759cfe9..f0f8d4dac2aa 100644
--- a/AiPlatform/src/V1/resources/metadata_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/metadata_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/AiPlatform/src/V1/resources/metadata_service_rest_client_config.php b/AiPlatform/src/V1/resources/metadata_service_rest_client_config.php
index bec3e5ac8fc2..baa03d2d5d44 100644
--- a/AiPlatform/src/V1/resources/metadata_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/metadata_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/AiPlatform/src/V1/resources/migration_service_descriptor_config.php b/AiPlatform/src/V1/resources/migration_service_descriptor_config.php
index 121f56540368..06def2482190 100644
--- a/AiPlatform/src/V1/resources/migration_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/migration_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/AiPlatform/src/V1/resources/migration_service_rest_client_config.php b/AiPlatform/src/V1/resources/migration_service_rest_client_config.php
index e6ae8ab32185..aa483103ddac 100644
--- a/AiPlatform/src/V1/resources/migration_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/migration_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/AiPlatform/src/V1/resources/model_garden_service_descriptor_config.php b/AiPlatform/src/V1/resources/model_garden_service_descriptor_config.php
index e2b7daa2fcd9..c328fe14a3f9 100644
--- a/AiPlatform/src/V1/resources/model_garden_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/model_garden_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/AiPlatform/src/V1/resources/model_garden_service_rest_client_config.php b/AiPlatform/src/V1/resources/model_garden_service_rest_client_config.php
index d59b54345cf4..faa682dafdf0 100644
--- a/AiPlatform/src/V1/resources/model_garden_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/model_garden_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/AiPlatform/src/V1/resources/model_service_descriptor_config.php b/AiPlatform/src/V1/resources/model_service_descriptor_config.php
index acec7610d3c7..dfe6cb8e55db 100644
--- a/AiPlatform/src/V1/resources/model_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/model_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/AiPlatform/src/V1/resources/model_service_rest_client_config.php b/AiPlatform/src/V1/resources/model_service_rest_client_config.php
index 202d231413b8..1fed3833f54f 100644
--- a/AiPlatform/src/V1/resources/model_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/model_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/AiPlatform/src/V1/resources/notebook_service_descriptor_config.php b/AiPlatform/src/V1/resources/notebook_service_descriptor_config.php
index 0f9f582dc40f..bed634d0987a 100644
--- a/AiPlatform/src/V1/resources/notebook_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/notebook_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/resources/notebook_service_rest_client_config.php b/AiPlatform/src/V1/resources/notebook_service_rest_client_config.php
index 5876f9196316..181eb2c45ce1 100644
--- a/AiPlatform/src/V1/resources/notebook_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/notebook_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/resources/persistent_resource_service_descriptor_config.php b/AiPlatform/src/V1/resources/persistent_resource_service_descriptor_config.php
index c6c1a5e2cf90..bc7fbc3abd65 100644
--- a/AiPlatform/src/V1/resources/persistent_resource_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/persistent_resource_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/AiPlatform/src/V1/resources/persistent_resource_service_rest_client_config.php b/AiPlatform/src/V1/resources/persistent_resource_service_rest_client_config.php
index d760e100197f..ce86c8f5a796 100644
--- a/AiPlatform/src/V1/resources/persistent_resource_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/persistent_resource_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/AiPlatform/src/V1/resources/pipeline_service_descriptor_config.php b/AiPlatform/src/V1/resources/pipeline_service_descriptor_config.php
index a705327f2e20..302610fc10b6 100644
--- a/AiPlatform/src/V1/resources/pipeline_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/pipeline_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/AiPlatform/src/V1/resources/pipeline_service_rest_client_config.php b/AiPlatform/src/V1/resources/pipeline_service_rest_client_config.php
index cadf9edede73..31c4b1e85a0f 100644
--- a/AiPlatform/src/V1/resources/pipeline_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/pipeline_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/AiPlatform/src/V1/resources/prediction_service_descriptor_config.php b/AiPlatform/src/V1/resources/prediction_service_descriptor_config.php
index 8fec9ab41e62..cd90fd214cc4 100644
--- a/AiPlatform/src/V1/resources/prediction_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/prediction_service_descriptor_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/resources/prediction_service_rest_client_config.php b/AiPlatform/src/V1/resources/prediction_service_rest_client_config.php
index d054fa448a16..d77b7be04757 100644
--- a/AiPlatform/src/V1/resources/prediction_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/prediction_service_rest_client_config.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/src/V1/resources/reasoning_engine_execution_service_descriptor_config.php b/AiPlatform/src/V1/resources/reasoning_engine_execution_service_descriptor_config.php
index 9eed0a3b003b..0223ca181d8d 100644
--- a/AiPlatform/src/V1/resources/reasoning_engine_execution_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/reasoning_engine_execution_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/AiPlatform/src/V1/resources/reasoning_engine_execution_service_rest_client_config.php b/AiPlatform/src/V1/resources/reasoning_engine_execution_service_rest_client_config.php
index 621fa9643454..2ebda5604b65 100644
--- a/AiPlatform/src/V1/resources/reasoning_engine_execution_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/reasoning_engine_execution_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/AiPlatform/src/V1/resources/reasoning_engine_service_descriptor_config.php b/AiPlatform/src/V1/resources/reasoning_engine_service_descriptor_config.php
index 76a2ac010eba..2425fb0ad261 100644
--- a/AiPlatform/src/V1/resources/reasoning_engine_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/reasoning_engine_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/AiPlatform/src/V1/resources/reasoning_engine_service_rest_client_config.php b/AiPlatform/src/V1/resources/reasoning_engine_service_rest_client_config.php
index 3be53fc3fbca..1ee18a0e5071 100644
--- a/AiPlatform/src/V1/resources/reasoning_engine_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/reasoning_engine_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/AiPlatform/src/V1/resources/schedule_service_descriptor_config.php b/AiPlatform/src/V1/resources/schedule_service_descriptor_config.php
index 90cafaf9e31d..c39db3646127 100644
--- a/AiPlatform/src/V1/resources/schedule_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/schedule_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/AiPlatform/src/V1/resources/schedule_service_rest_client_config.php b/AiPlatform/src/V1/resources/schedule_service_rest_client_config.php
index 372c5f55a232..a01b96d2ebd9 100644
--- a/AiPlatform/src/V1/resources/schedule_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/schedule_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/AiPlatform/src/V1/resources/specialist_pool_service_descriptor_config.php b/AiPlatform/src/V1/resources/specialist_pool_service_descriptor_config.php
index ff6ded519125..068fb3820f6b 100644
--- a/AiPlatform/src/V1/resources/specialist_pool_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/specialist_pool_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/AiPlatform/src/V1/resources/specialist_pool_service_rest_client_config.php b/AiPlatform/src/V1/resources/specialist_pool_service_rest_client_config.php
index 1959b621af85..ea3dd1bf001b 100644
--- a/AiPlatform/src/V1/resources/specialist_pool_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/specialist_pool_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/AiPlatform/src/V1/resources/tensorboard_service_descriptor_config.php b/AiPlatform/src/V1/resources/tensorboard_service_descriptor_config.php
index 2dd392f49c1b..15b7e365866b 100644
--- a/AiPlatform/src/V1/resources/tensorboard_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/tensorboard_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/AiPlatform/src/V1/resources/tensorboard_service_rest_client_config.php b/AiPlatform/src/V1/resources/tensorboard_service_rest_client_config.php
index 174e2d0b0aed..ee6d250f3b97 100644
--- a/AiPlatform/src/V1/resources/tensorboard_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/tensorboard_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/AiPlatform/src/V1/resources/vertex_rag_data_service_descriptor_config.php b/AiPlatform/src/V1/resources/vertex_rag_data_service_descriptor_config.php
index 44cd16045185..ec4671737fdf 100644
--- a/AiPlatform/src/V1/resources/vertex_rag_data_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/vertex_rag_data_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/AiPlatform/src/V1/resources/vertex_rag_data_service_rest_client_config.php b/AiPlatform/src/V1/resources/vertex_rag_data_service_rest_client_config.php
index e3b7a25f23d2..2ede63b3e653 100644
--- a/AiPlatform/src/V1/resources/vertex_rag_data_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/vertex_rag_data_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/AiPlatform/src/V1/resources/vertex_rag_service_descriptor_config.php b/AiPlatform/src/V1/resources/vertex_rag_service_descriptor_config.php
index 6821b5692eec..b5a6a3bebf80 100644
--- a/AiPlatform/src/V1/resources/vertex_rag_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/vertex_rag_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/AiPlatform/src/V1/resources/vertex_rag_service_rest_client_config.php b/AiPlatform/src/V1/resources/vertex_rag_service_rest_client_config.php
index 428f0d64c517..21082102d76f 100644
--- a/AiPlatform/src/V1/resources/vertex_rag_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/vertex_rag_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/AiPlatform/src/V1/resources/vizier_service_descriptor_config.php b/AiPlatform/src/V1/resources/vizier_service_descriptor_config.php
index b585912986f2..5a97f716ec2d 100644
--- a/AiPlatform/src/V1/resources/vizier_service_descriptor_config.php
+++ b/AiPlatform/src/V1/resources/vizier_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/AiPlatform/src/V1/resources/vizier_service_rest_client_config.php b/AiPlatform/src/V1/resources/vizier_service_rest_client_config.php
index e08118c86966..ed77669d581f 100644
--- a/AiPlatform/src/V1/resources/vizier_service_rest_client_config.php
+++ b/AiPlatform/src/V1/resources/vizier_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/AiPlatform/tests/Unit/V1/Client/DataFoundryServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/DataFoundryServiceClientTest.php
index 5051a4612f72..f8e183397b6e 100644
--- a/AiPlatform/tests/Unit/V1/Client/DataFoundryServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/DataFoundryServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/DatasetServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/DatasetServiceClientTest.php
index fc39240a6026..adaa797b92f7 100644
--- a/AiPlatform/tests/Unit/V1/Client/DatasetServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/DatasetServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/DeploymentResourcePoolServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/DeploymentResourcePoolServiceClientTest.php
index bcb6cabcda1f..ac72cf7b3797 100644
--- a/AiPlatform/tests/Unit/V1/Client/DeploymentResourcePoolServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/DeploymentResourcePoolServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/EndpointServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/EndpointServiceClientTest.php
index 075a4052cd5f..63e5166ac198 100644
--- a/AiPlatform/tests/Unit/V1/Client/EndpointServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/EndpointServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/EvaluationServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/EvaluationServiceClientTest.php
index 4ec7c6c995cc..50fd038947ec 100644
--- a/AiPlatform/tests/Unit/V1/Client/EvaluationServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/EvaluationServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/FeatureOnlineStoreAdminServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/FeatureOnlineStoreAdminServiceClientTest.php
index a5798105f489..e7977b8afe1d 100644
--- a/AiPlatform/tests/Unit/V1/Client/FeatureOnlineStoreAdminServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/FeatureOnlineStoreAdminServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/FeatureOnlineStoreServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/FeatureOnlineStoreServiceClientTest.php
index 86069ff93f19..f6abb94d7474 100644
--- a/AiPlatform/tests/Unit/V1/Client/FeatureOnlineStoreServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/FeatureOnlineStoreServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/FeatureRegistryServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/FeatureRegistryServiceClientTest.php
index a759a823c5df..574bac8d84c1 100644
--- a/AiPlatform/tests/Unit/V1/Client/FeatureRegistryServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/FeatureRegistryServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/FeaturestoreOnlineServingServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/FeaturestoreOnlineServingServiceClientTest.php
index f2a4e7e404cf..4c2ec51478c5 100644
--- a/AiPlatform/tests/Unit/V1/Client/FeaturestoreOnlineServingServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/FeaturestoreOnlineServingServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/FeaturestoreServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/FeaturestoreServiceClientTest.php
index 7827a1bb0be8..323bfad3c495 100644
--- a/AiPlatform/tests/Unit/V1/Client/FeaturestoreServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/FeaturestoreServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/GenAiCacheServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/GenAiCacheServiceClientTest.php
index 38c48f09e27e..46beac951e5f 100644
--- a/AiPlatform/tests/Unit/V1/Client/GenAiCacheServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/GenAiCacheServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/GenAiTuningServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/GenAiTuningServiceClientTest.php
index db9e3849d7bb..a144ad5b648e 100644
--- a/AiPlatform/tests/Unit/V1/Client/GenAiTuningServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/GenAiTuningServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/IndexEndpointServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/IndexEndpointServiceClientTest.php
index dd49450d46e0..1aad3d07b152 100644
--- a/AiPlatform/tests/Unit/V1/Client/IndexEndpointServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/IndexEndpointServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/IndexServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/IndexServiceClientTest.php
index 085ade6001a3..9b4e93826ae6 100644
--- a/AiPlatform/tests/Unit/V1/Client/IndexServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/IndexServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/JobServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/JobServiceClientTest.php
index e7abd5f6bed0..c0e0ed61518a 100644
--- a/AiPlatform/tests/Unit/V1/Client/JobServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/JobServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/LlmUtilityServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/LlmUtilityServiceClientTest.php
index ef3e0e54c2f8..1b85045ab7ad 100644
--- a/AiPlatform/tests/Unit/V1/Client/LlmUtilityServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/LlmUtilityServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/MatchServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/MatchServiceClientTest.php
index bde5187350e7..b1de26c5177d 100644
--- a/AiPlatform/tests/Unit/V1/Client/MatchServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/MatchServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/MetadataServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/MetadataServiceClientTest.php
index 932f3063741e..4e19c1fa5ca5 100644
--- a/AiPlatform/tests/Unit/V1/Client/MetadataServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/MetadataServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/MigrationServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/MigrationServiceClientTest.php
index d400c757da71..bfd2afa33688 100644
--- a/AiPlatform/tests/Unit/V1/Client/MigrationServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/MigrationServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/ModelGardenServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/ModelGardenServiceClientTest.php
index 06d13f7bf4ff..a64766b7a63f 100644
--- a/AiPlatform/tests/Unit/V1/Client/ModelGardenServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/ModelGardenServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/ModelServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/ModelServiceClientTest.php
index 25386f021e72..39b5fc6abc62 100644
--- a/AiPlatform/tests/Unit/V1/Client/ModelServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/ModelServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/NotebookServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/NotebookServiceClientTest.php
index 93febc78abf7..cb12184a68c8 100644
--- a/AiPlatform/tests/Unit/V1/Client/NotebookServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/NotebookServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/PersistentResourceServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/PersistentResourceServiceClientTest.php
index ef17bc41e889..3b62ebf2edf0 100644
--- a/AiPlatform/tests/Unit/V1/Client/PersistentResourceServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/PersistentResourceServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/PipelineServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/PipelineServiceClientTest.php
index 3eeb9fed3974..dffd3cd55256 100644
--- a/AiPlatform/tests/Unit/V1/Client/PipelineServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/PipelineServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/PredictionServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/PredictionServiceClientTest.php
index c473d259b0a3..52bdf501c1e9 100644
--- a/AiPlatform/tests/Unit/V1/Client/PredictionServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/PredictionServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/ReasoningEngineExecutionServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/ReasoningEngineExecutionServiceClientTest.php
index b4012232949d..4f7f02d475bd 100644
--- a/AiPlatform/tests/Unit/V1/Client/ReasoningEngineExecutionServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/ReasoningEngineExecutionServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/ReasoningEngineServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/ReasoningEngineServiceClientTest.php
index f2b32bf7b234..2a3cac5aaf7b 100644
--- a/AiPlatform/tests/Unit/V1/Client/ReasoningEngineServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/ReasoningEngineServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2025 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/ScheduleServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/ScheduleServiceClientTest.php
index 9c25b1fd29b8..fb3ea9541683 100644
--- a/AiPlatform/tests/Unit/V1/Client/ScheduleServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/ScheduleServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/SpecialistPoolServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/SpecialistPoolServiceClientTest.php
index 1a2d5efe5a48..e1ec286f0f9c 100644
--- a/AiPlatform/tests/Unit/V1/Client/SpecialistPoolServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/SpecialistPoolServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/TensorboardServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/TensorboardServiceClientTest.php
index 624801ebb7da..329085522171 100644
--- a/AiPlatform/tests/Unit/V1/Client/TensorboardServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/TensorboardServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/VertexRagDataServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/VertexRagDataServiceClientTest.php
index db4906036562..d3fc0fa9a66d 100644
--- a/AiPlatform/tests/Unit/V1/Client/VertexRagDataServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/VertexRagDataServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/VertexRagServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/VertexRagServiceClientTest.php
index 862a392a4c7a..f9d663693656 100644
--- a/AiPlatform/tests/Unit/V1/Client/VertexRagServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/VertexRagServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/AiPlatform/tests/Unit/V1/Client/VizierServiceClientTest.php b/AiPlatform/tests/Unit/V1/Client/VizierServiceClientTest.php
index 622ea009cf97..00bf83ed09d3 100644
--- a/AiPlatform/tests/Unit/V1/Client/VizierServiceClientTest.php
+++ b/AiPlatform/tests/Unit/V1/Client/VizierServiceClientTest.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * Copyright 2024 Google LLC
+ * Copyright 2026 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.