diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
new file mode 100644
index 00000000..c8bbec3f
--- /dev/null
+++ b/.github/CODEOWNERS
@@ -0,0 +1,7 @@
+# Code owners file.
+# This file controls who is tagged for review for any given pull request.
+
+# For syntax help see:
+# https://help.github.com/en/github/creating-cloning-and-archiving-repositories/about-code-owners#codeowners-syntax
+
+* @googleapis/actools
diff --git a/.github/sync-repo-settings.yaml b/.github/sync-repo-settings.yaml
new file mode 100644
index 00000000..dc5043cf
--- /dev/null
+++ b/.github/sync-repo-settings.yaml
@@ -0,0 +1,19 @@
+rebaseMergeAllowed: true
+squashMergeAllowed: true
+mergeCommitAllowed: false
+branchProtectionRules:
+- pattern: master
+  isAdminEnforced: true
+  requiredStatusCheckContexts:
+    - 'ci/circleci: docs'
+    - 'ci/circleci: golden_and_smoke_tests'
+    - 'ci/circleci: unit-python3.5'
+    - 'ci/circleci: unit-python3.6'
+    - 'ci/circleci: unit-python3.7'
+    - 'cla/google'
+  requiredApprovingReviewCount: 1
+  requiresCodeOwnerReviews: true
+  requiresStrictStatusChecks: true
+permissionRules:
+  - team: actools
+    permission: admin