diff --git a/java/com/google/gerrit/plugins/codeowners/backend/CodeOwnerApprovalCheck.java b/java/com/google/gerrit/plugins/codeowners/backend/CodeOwnerApprovalCheck.java
index 453ef46..c25fe52 100644
--- a/java/com/google/gerrit/plugins/codeowners/backend/CodeOwnerApprovalCheck.java
+++ b/java/com/google/gerrit/plugins/codeowners/backend/CodeOwnerApprovalCheck.java
@@ -34,6 +34,7 @@
 import com.google.gerrit.extensions.restapi.BadRequestException;
 import com.google.gerrit.extensions.restapi.ResourceConflictException;
 import com.google.gerrit.metrics.Timer0;
+import com.google.gerrit.plugins.codeowners.backend.config.CodeOwnersPluginConfigSnapshot;
 import com.google.gerrit.plugins.codeowners.backend.config.CodeOwnersPluginConfiguration;
 import com.google.gerrit.plugins.codeowners.backend.config.RequiredApproval;
 import com.google.gerrit.plugins.codeowners.common.ChangedFile;
@@ -234,17 +235,14 @@
           "prepare stream to compute file statuses (project = %s, change = %d)",
           changeNotes.getProjectName(), changeNotes.getChangeId().get());
 
-      if (codeOwnersPluginConfiguration
-              .getProjectConfig(changeNotes.getProjectName())
-              .arePureRevertsExempted()
-          && isPureRevert(changeNotes)) {
+      CodeOwnersPluginConfigSnapshot codeOwnersConfig =
+          codeOwnersPluginConfiguration.getProjectConfig(changeNotes.getProjectName());
+
+      if (codeOwnersConfig.arePureRevertsExempted() && isPureRevert(changeNotes)) {
         return getAllPathsAsApproved(changeNotes, changeNotes.getCurrentPatchSet());
       }
 
-      boolean enableImplicitApprovalFromUploader =
-          codeOwnersPluginConfiguration
-              .getProjectConfig(changeNotes.getProjectName())
-              .areImplicitApprovalsEnabled();
+      boolean enableImplicitApprovalFromUploader = codeOwnersConfig.areImplicitApprovalsEnabled();
       Account.Id patchSetUploader = changeNotes.getCurrentPatchSet().uploader();
       logger.atFine().log(
           "patchSetUploader = %d, implicit approval from uploader is %s",
@@ -253,16 +251,10 @@
       ImmutableList<PatchSetApproval> currentPatchSetApprovals =
           getCurrentPatchSetApprovals(changeNotes);
 
-      RequiredApproval requiredApproval =
-          codeOwnersPluginConfiguration
-              .getProjectConfig(changeNotes.getProjectName())
-              .getRequiredApproval();
+      RequiredApproval requiredApproval = codeOwnersConfig.getRequiredApproval();
       logger.atFine().log("requiredApproval = %s", requiredApproval);
 
-      ImmutableSet<RequiredApproval> overrideApprovals =
-          codeOwnersPluginConfiguration
-              .getProjectConfig(changeNotes.getProjectName())
-              .getOverrideApproval();
+      ImmutableSet<RequiredApproval> overrideApprovals = codeOwnersConfig.getOverrideApproval();
       boolean hasOverride =
           hasOverride(currentPatchSetApprovals, overrideApprovals, changeNotes, patchSetUploader);
       logger.atFine().log(
@@ -294,8 +286,7 @@
               currentPatchSetApprovals, requiredApproval, changeNotes, patchSetUploader);
       logger.atFine().log("reviewers = %s, approvers = %s", reviewerAccountIds, approverAccountIds);
 
-      FallbackCodeOwners fallbackCodeOwners =
-          codeOwnersPluginConfiguration.getProjectConfig(branch.project()).getFallbackCodeOwners();
+      FallbackCodeOwners fallbackCodeOwners = codeOwnersConfig.getFallbackCodeOwners();
 
       CodeOwnerConfigHierarchy codeOwnerConfigHierarchy = codeOwnerConfigHierarchyProvider.get();
       return changedFiles
@@ -347,10 +338,10 @@
           changeNotes.getChangeId().get(),
           patchSet.id().get());
 
-      RequiredApproval requiredApproval =
-          codeOwnersPluginConfiguration
-              .getProjectConfig(changeNotes.getProjectName())
-              .getRequiredApproval();
+      CodeOwnersPluginConfigSnapshot codeOwnersConfig =
+          codeOwnersPluginConfiguration.getProjectConfig(changeNotes.getProjectName());
+
+      RequiredApproval requiredApproval = codeOwnersConfig.getRequiredApproval();
       logger.atFine().log("requiredApproval = %s", requiredApproval);
 
       BranchNameKey branch = changeNotes.getChange().getDest();
@@ -358,8 +349,7 @@
       logger.atFine().log("dest branch %s has revision %s", branch.branch(), revision.name());
 
       boolean isProjectOwner = isProjectOwner(changeNotes.getProjectName(), accountId);
-      FallbackCodeOwners fallbackCodeOwners =
-          codeOwnersPluginConfiguration.getProjectConfig(branch.project()).getFallbackCodeOwners();
+      FallbackCodeOwners fallbackCodeOwners = codeOwnersConfig.getFallbackCodeOwners();
       logger.atFine().log(
           "fallbackCodeOwner = %s, isProjectOwner = %s", fallbackCodeOwners, isProjectOwner);
       if (fallbackCodeOwners.equals(FallbackCodeOwners.PROJECT_OWNERS) && isProjectOwner) {
diff --git a/java/com/google/gerrit/plugins/codeowners/backend/CodeOwnersOnAddReviewer.java b/java/com/google/gerrit/plugins/codeowners/backend/CodeOwnersOnAddReviewer.java
index 294fd69..a7c2f27 100644
--- a/java/com/google/gerrit/plugins/codeowners/backend/CodeOwnersOnAddReviewer.java
+++ b/java/com/google/gerrit/plugins/codeowners/backend/CodeOwnersOnAddReviewer.java
@@ -25,6 +25,7 @@
 import com.google.gerrit.extensions.common.AccountInfo;
 import com.google.gerrit.extensions.events.ReviewerAddedListener;
 import com.google.gerrit.extensions.restapi.RestApiException;
+import com.google.gerrit.plugins.codeowners.backend.config.CodeOwnersPluginConfigSnapshot;
 import com.google.gerrit.plugins.codeowners.backend.config.CodeOwnersPluginConfiguration;
 import com.google.gerrit.plugins.codeowners.util.JgitPath;
 import com.google.gerrit.server.ChangeMessagesUtil;
@@ -88,11 +89,10 @@
     Change.Id changeId = Change.id(event.getChange()._number);
     Project.NameKey projectName = Project.nameKey(event.getChange().project);
 
-    if (codeOwnersPluginConfiguration
-            .getProjectConfig(projectName)
-            .isDisabled(event.getChange().branch)
-        || codeOwnersPluginConfiguration.getProjectConfig(projectName).getMaxPathsInChangeMessages()
-            <= 0) {
+    CodeOwnersPluginConfigSnapshot codeOwnersConfig =
+        codeOwnersPluginConfiguration.getProjectConfig(projectName);
+    if (codeOwnersConfig.isDisabled(event.getChange().branch)
+        || codeOwnersConfig.getMaxPathsInChangeMessages() <= 0) {
       return;
     }
 
diff --git a/java/com/google/gerrit/plugins/codeowners/backend/OnCodeOwnerApproval.java b/java/com/google/gerrit/plugins/codeowners/backend/OnCodeOwnerApproval.java
index 5cbde72..7f2cd2b 100644
--- a/java/com/google/gerrit/plugins/codeowners/backend/OnCodeOwnerApproval.java
+++ b/java/com/google/gerrit/plugins/codeowners/backend/OnCodeOwnerApproval.java
@@ -20,6 +20,7 @@
 import com.google.common.flogger.FluentLogger;
 import com.google.gerrit.entities.PatchSet;
 import com.google.gerrit.extensions.restapi.RestApiException;
+import com.google.gerrit.plugins.codeowners.backend.config.CodeOwnersPluginConfigSnapshot;
 import com.google.gerrit.plugins.codeowners.backend.config.CodeOwnersPluginConfiguration;
 import com.google.gerrit.plugins.codeowners.backend.config.RequiredApproval;
 import com.google.gerrit.plugins.codeowners.util.JgitPath;
@@ -69,9 +70,9 @@
       PatchSet patchSet,
       Map<String, Short> oldApprovals,
       Map<String, Short> approvals) {
-    if (codeOwnersPluginConfiguration
-        .getProjectConfig(changeNotes.getProjectName())
-        .isDisabled(changeNotes.getChange().getDest().branch())) {
+    CodeOwnersPluginConfigSnapshot codeOwnersConfig =
+        codeOwnersPluginConfiguration.getProjectConfig(changeNotes.getProjectName());
+    if (codeOwnersConfig.isDisabled(changeNotes.getChange().getDest().branch())) {
       return Optional.empty();
     }
 
@@ -80,10 +81,7 @@
       return Optional.empty();
     }
 
-    RequiredApproval requiredApproval =
-        codeOwnersPluginConfiguration
-            .getProjectConfig(changeNotes.getProjectName())
-            .getRequiredApproval();
+    RequiredApproval requiredApproval = codeOwnersConfig.getRequiredApproval();
 
     if (oldApprovals.get(requiredApproval.labelType().getName()) == null) {
       // If oldApprovals doesn't contain the label or if the labels value in it is null, the label
@@ -103,10 +101,9 @@
       Map<String, Short> oldApprovals,
       Map<String, Short> approvals,
       RequiredApproval requiredApproval) {
-    int maxPathsInChangeMessage =
-        codeOwnersPluginConfiguration
-            .getProjectConfig(changeNotes.getProjectName())
-            .getMaxPathsInChangeMessages();
+    CodeOwnersPluginConfigSnapshot codeOwnersConfig =
+        codeOwnersPluginConfiguration.getProjectConfig(changeNotes.getProjectName());
+    int maxPathsInChangeMessage = codeOwnersConfig.getMaxPathsInChangeMessages();
     if (maxPathsInChangeMessage <= 0) {
       return Optional.empty();
     }
@@ -143,9 +140,7 @@
     }
 
     boolean hasImplicitApprovalByUser =
-        codeOwnersPluginConfiguration
-                .getProjectConfig(changeNotes.getProjectName())
-                .areImplicitApprovalsEnabled()
+        codeOwnersConfig.areImplicitApprovalsEnabled()
             && patchSet.uploader().equals(user.getAccountId());
 
     boolean noLongerExplicitlyApproved = false;
diff --git a/java/com/google/gerrit/plugins/codeowners/backend/OnCodeOwnerOverride.java b/java/com/google/gerrit/plugins/codeowners/backend/OnCodeOwnerOverride.java
index bf15ef2..c06e760 100644
--- a/java/com/google/gerrit/plugins/codeowners/backend/OnCodeOwnerOverride.java
+++ b/java/com/google/gerrit/plugins/codeowners/backend/OnCodeOwnerOverride.java
@@ -21,6 +21,7 @@
 import com.google.common.base.Joiner;
 import com.google.common.collect.ImmutableList;
 import com.google.gerrit.entities.PatchSet;
+import com.google.gerrit.plugins.codeowners.backend.config.CodeOwnersPluginConfigSnapshot;
 import com.google.gerrit.plugins.codeowners.backend.config.CodeOwnersPluginConfiguration;
 import com.google.gerrit.plugins.codeowners.backend.config.RequiredApproval;
 import com.google.gerrit.server.IdentifiedUser;
@@ -57,9 +58,9 @@
       PatchSet patchSet,
       Map<String, Short> oldApprovals,
       Map<String, Short> approvals) {
-    if (codeOwnersPluginConfiguration
-        .getProjectConfig(changeNotes.getProjectName())
-        .isDisabled(changeNotes.getChange().getDest().branch())) {
+    CodeOwnersPluginConfigSnapshot codeOwnersConfig =
+        codeOwnersPluginConfiguration.getProjectConfig(changeNotes.getProjectName());
+    if (codeOwnersConfig.isDisabled(changeNotes.getChange().getDest().branch())) {
       return Optional.empty();
     }
 
@@ -69,8 +70,7 @@
     }
 
     ImmutableList<RequiredApproval> overrideApprovals =
-        codeOwnersPluginConfiguration.getProjectConfig(changeNotes.getProjectName())
-            .getOverrideApproval().stream()
+        codeOwnersConfig.getOverrideApproval().stream()
             .sorted(comparing(RequiredApproval::toString))
             .collect(toImmutableList());
 
diff --git a/java/com/google/gerrit/plugins/codeowners/restapi/CodeOwnerProjectConfigJson.java b/java/com/google/gerrit/plugins/codeowners/restapi/CodeOwnerProjectConfigJson.java
index 2f5856a..e233344 100644
--- a/java/com/google/gerrit/plugins/codeowners/restapi/CodeOwnerProjectConfigJson.java
+++ b/java/com/google/gerrit/plugins/codeowners/restapi/CodeOwnerProjectConfigJson.java
@@ -33,6 +33,7 @@
 import com.google.gerrit.plugins.codeowners.api.GeneralInfo;
 import com.google.gerrit.plugins.codeowners.api.RequiredApprovalInfo;
 import com.google.gerrit.plugins.codeowners.backend.CodeOwnerBackendId;
+import com.google.gerrit.plugins.codeowners.backend.config.CodeOwnersPluginConfigSnapshot;
 import com.google.gerrit.plugins.codeowners.backend.config.CodeOwnersPluginConfiguration;
 import com.google.gerrit.plugins.codeowners.backend.config.RequiredApproval;
 import com.google.gerrit.server.permissions.PermissionBackendException;
@@ -78,12 +79,12 @@
   }
 
   CodeOwnerBranchConfigInfo format(BranchResource branchResource) {
+    CodeOwnersPluginConfigSnapshot codeOwnersConfig =
+        codeOwnersPluginConfiguration.getProjectConfig(branchResource.getNameKey());
+
     CodeOwnerBranchConfigInfo info = new CodeOwnerBranchConfigInfo();
 
-    boolean disabled =
-        codeOwnersPluginConfiguration
-            .getProjectConfig(branchResource.getNameKey())
-            .isDisabled(branchResource.getBranchKey().branch());
+    boolean disabled = codeOwnersConfig.isDisabled(branchResource.getBranchKey().branch());
     info.disabled = disabled ? disabled : null;
 
     if (disabled) {
@@ -93,10 +94,7 @@
     info.general = formatGeneralInfo(branchResource.getNameKey());
     info.backendId =
         CodeOwnerBackendId.getBackendId(
-            codeOwnersPluginConfiguration
-                .getProjectConfig(branchResource.getNameKey())
-                .getBackend(branchResource.getBranchKey().branch())
-                .getClass());
+            codeOwnersConfig.getBackend(branchResource.getBranchKey().branch()).getClass());
     info.requiredApproval = formatRequiredApprovalInfo(branchResource.getNameKey());
     info.overrideApproval = formatOverrideApprovalInfo(branchResource.getNameKey());
 
@@ -104,22 +102,15 @@
   }
 
   private GeneralInfo formatGeneralInfo(Project.NameKey projectName) {
+    CodeOwnersPluginConfigSnapshot codeOwnersConfig =
+        codeOwnersPluginConfiguration.getProjectConfig(projectName);
+
     GeneralInfo generalInfo = new GeneralInfo();
-    generalInfo.fileExtension =
-        codeOwnersPluginConfiguration.getProjectConfig(projectName).getFileExtension().orElse(null);
-    generalInfo.mergeCommitStrategy =
-        codeOwnersPluginConfiguration.getProjectConfig(projectName).getMergeCommitStrategy();
-    generalInfo.implicitApprovals =
-        codeOwnersPluginConfiguration.getProjectConfig(projectName).areImplicitApprovalsEnabled()
-            ? true
-            : null;
-    generalInfo.overrideInfoUrl =
-        codeOwnersPluginConfiguration
-            .getProjectConfig(projectName)
-            .getOverrideInfoUrl()
-            .orElse(null);
-    generalInfo.fallbackCodeOwners =
-        codeOwnersPluginConfiguration.getProjectConfig(projectName).getFallbackCodeOwners();
+    generalInfo.fileExtension = codeOwnersConfig.getFileExtension().orElse(null);
+    generalInfo.mergeCommitStrategy = codeOwnersConfig.getMergeCommitStrategy();
+    generalInfo.implicitApprovals = codeOwnersConfig.areImplicitApprovalsEnabled() ? true : null;
+    generalInfo.overrideInfoUrl = codeOwnersConfig.getOverrideInfoUrl().orElse(null);
+    generalInfo.fallbackCodeOwners = codeOwnersConfig.getFallbackCodeOwners();
     return generalInfo;
   }
 
diff --git a/java/com/google/gerrit/plugins/codeowners/validation/CodeOwnerConfigValidator.java b/java/com/google/gerrit/plugins/codeowners/validation/CodeOwnerConfigValidator.java
index 8af3da0..3f79135 100644
--- a/java/com/google/gerrit/plugins/codeowners/validation/CodeOwnerConfigValidator.java
+++ b/java/com/google/gerrit/plugins/codeowners/validation/CodeOwnerConfigValidator.java
@@ -38,6 +38,7 @@
 import com.google.gerrit.plugins.codeowners.backend.CodeOwnerResolver;
 import com.google.gerrit.plugins.codeowners.backend.CodeOwnersInternalServerErrorException;
 import com.google.gerrit.plugins.codeowners.backend.PathCodeOwners;
+import com.google.gerrit.plugins.codeowners.backend.config.CodeOwnersPluginConfigSnapshot;
 import com.google.gerrit.plugins.codeowners.backend.config.CodeOwnersPluginConfiguration;
 import com.google.gerrit.plugins.codeowners.backend.config.InvalidPluginConfigurationException;
 import com.google.gerrit.plugins.codeowners.common.ChangedFile;
@@ -305,9 +306,9 @@
       RevWalk revWalk,
       RevCommit revCommit,
       IdentifiedUser user) {
-    if (codeOwnersPluginConfiguration
-        .getProjectConfig(branchNameKey.project())
-        .isDisabled(branchNameKey.branch())) {
+    CodeOwnersPluginConfigSnapshot codeOwnersConfig =
+        codeOwnersPluginConfiguration.getProjectConfig(branchNameKey.project());
+    if (codeOwnersConfig.isDisabled(branchNameKey.branch())) {
       return Optional.of(
           ValidationResult.create(
               pluginName,
@@ -315,9 +316,7 @@
               new CommitValidationMessage(
                   "code-owners functionality is disabled", ValidationMessage.Type.HINT)));
     }
-    if (codeOwnersPluginConfiguration
-        .getProjectConfig(branchNameKey.project())
-        .areCodeOwnerConfigsReadOnly()) {
+    if (codeOwnersConfig.areCodeOwnerConfigsReadOnly()) {
       return Optional.of(
           ValidationResult.create(
               pluginName,
@@ -328,10 +327,7 @@
     }
 
     try {
-      CodeOwnerBackend codeOwnerBackend =
-          codeOwnersPluginConfiguration
-              .getProjectConfig(branchNameKey.project())
-              .getBackend(branchNameKey.branch());
+      CodeOwnerBackend codeOwnerBackend = codeOwnersConfig.getBackend(branchNameKey.branch());
 
       // For merge commits, always do the comparison against the destination branch
       // (MergeCommitStrategy.ALL_CHANGED_FILES). Doing the comparison against the auto-merge