diff --git a/google/cloud/recommender/v1/insight.proto b/google/cloud/recommender/v1/insight.proto
index 3708c835..783a7147 100644
--- a/google/cloud/recommender/v1/insight.proto
+++ b/google/cloud/recommender/v1/insight.proto
@@ -30,7 +30,6 @@ option objc_class_prefix = "CREC";
 option (google.api.resource_definition) = {
   type: "recommender.googleapis.com/InsightType"
   pattern: "projects/{project}/locations/{location}/insightTypes/{insight_type}"
-  pattern: "billingAccounts/{billing_account}/locations/{location}/insightTypes/{insight_type}"
 };
 
 // An insight along with the information used to derive the insight. The insight
@@ -39,7 +38,6 @@ message Insight {
   option (google.api.resource) = {
     type: "recommender.googleapis.com/Insight"
     pattern: "projects/{project}/locations/{location}/insightTypes/{insight_type}/insights/{insight}"
-    pattern: "billingAccounts/{billing_account}/locations/{location}/insightTypes/{insight_type}/insights/{insight}"
   };
 
   // Reference to an associated recommendation.
diff --git a/google/cloud/recommender/v1/recommendation.proto b/google/cloud/recommender/v1/recommendation.proto
index 42345d8e..aa8321ee 100644
--- a/google/cloud/recommender/v1/recommendation.proto
+++ b/google/cloud/recommender/v1/recommendation.proto
@@ -30,7 +30,6 @@ option objc_class_prefix = "CREC";
 option (google.api.resource_definition) = {
   type: "recommender.googleapis.com/Recommender"
   pattern: "projects/{project}/locations/{location}/recommenders/{recommender}"
-  pattern: "billingAccounts/{billing_account}/locations/{location}/recommenders/{recommender}"
 };
 
 // A recommendation along with a suggested action. E.g., a rightsizing
@@ -39,7 +38,6 @@ message Recommendation {
   option (google.api.resource) = {
     type: "recommender.googleapis.com/Recommendation"
     pattern: "projects/{project}/locations/{location}/recommenders/{recommender}/recommendations/{recommendation}"
-    pattern: "billingAccounts/{billing_account}/locations/{location}/recommenders/{recommender}/recommendations/{recommendation}"
   };
 
   // Reference to an associated insight.
@@ -172,12 +170,12 @@ message Operation {
   //   "/versions/*/targetSize/percent": 20
   //  }
   // * Example: {
-  //   "/bindings/*/role": "roles/owner"
+  //   "/bindings/*/role": "roles/admin"
   //   "/bindings/*/condition" : null
   //  }
   // * Example: {
-  //   "/bindings/*/role": "roles/owner"
-  //   "/bindings/*/members/*" : ["x@example.com", "y@example.com"]
+  //   "/bindings/*/role": "roles/admin"
+  //   "/bindings/*/members/*" : ["x@google.com", "y@google.com"]
   //  }
   // When both path_filters and path_value_matchers are set, an implicit AND
   // must be performed.
diff --git a/google/cloud/recommender/v1/recommender_service.proto b/google/cloud/recommender/v1/recommender_service.proto
index 3bd54f83..4f24a050 100644
--- a/google/cloud/recommender/v1/recommender_service.proto
+++ b/google/cloud/recommender/v1/recommender_service.proto
@@ -43,9 +43,6 @@ service Recommender {
   rpc ListInsights(ListInsightsRequest) returns (ListInsightsResponse) {
     option (google.api.http) = {
       get: "/v1/{parent=projects/*/locations/*/insightTypes/*}/insights"
-      additional_bindings {
-        get: "/v1/{parent=billingAccounts/*/locations/*/insightTypes/*}/insights"
-      }
     };
     option (google.api.method_signature) = "parent";
   }
@@ -55,9 +52,6 @@ service Recommender {
   rpc GetInsight(GetInsightRequest) returns (Insight) {
     option (google.api.http) = {
       get: "/v1/{name=projects/*/locations/*/insightTypes/*/insights/*}"
-      additional_bindings {
-        get: "/v1/{name=billingAccounts/*/locations/*/insightTypes/*/insights/*}"
-      }
     };
     option (google.api.method_signature) = "name";
   }
@@ -72,10 +66,6 @@ service Recommender {
     option (google.api.http) = {
       post: "/v1/{name=projects/*/locations/*/insightTypes/*/insights/*}:markAccepted"
       body: "*"
-      additional_bindings {
-        post: "/v1/{name=billingAccounts/*/locations/*/insightTypes/*/insights/*}:markAccepted"
-        body: "*"
-      }
     };
     option (google.api.method_signature) = "name,state_metadata,etag";
   }
@@ -85,9 +75,6 @@ service Recommender {
   rpc ListRecommendations(ListRecommendationsRequest) returns (ListRecommendationsResponse) {
     option (google.api.http) = {
       get: "/v1/{parent=projects/*/locations/*/recommenders/*}/recommendations"
-      additional_bindings {
-        get: "/v1/{parent=billingAccounts/*/locations/*/recommenders/*}/recommendations"
-      }
     };
     option (google.api.method_signature) = "parent";
     option (google.api.method_signature) = "parent,filter";
@@ -98,9 +85,6 @@ service Recommender {
   rpc GetRecommendation(GetRecommendationRequest) returns (Recommendation) {
     option (google.api.http) = {
       get: "/v1/{name=projects/*/locations/*/recommenders/*/recommendations/*}"
-      additional_bindings {
-        get: "/v1/{name=billingAccounts/*/locations/*/recommenders/*/recommendations/*}"
-      }
     };
     option (google.api.method_signature) = "name";
   }
@@ -119,10 +103,6 @@ service Recommender {
     option (google.api.http) = {
       post: "/v1/{name=projects/*/locations/*/recommenders/*/recommendations/*}:markClaimed"
       body: "*"
-      additional_bindings {
-        post: "/v1/{name=billingAccounts/*/locations/*/recommenders/*/recommendations/*}:markClaimed"
-        body: "*"
-      }
     };
     option (google.api.method_signature) = "name,state_metadata,etag";
   }
@@ -142,10 +122,6 @@ service Recommender {
     option (google.api.http) = {
       post: "/v1/{name=projects/*/locations/*/recommenders/*/recommendations/*}:markSucceeded"
       body: "*"
-      additional_bindings {
-        post: "/v1/{name=billingAccounts/*/locations/*/recommenders/*/recommendations/*}:markSucceeded"
-        body: "*"
-      }
     };
     option (google.api.method_signature) = "name,state_metadata,etag";
   }
@@ -165,10 +141,6 @@ service Recommender {
     option (google.api.http) = {
       post: "/v1/{name=projects/*/locations/*/recommenders/*/recommendations/*}:markFailed"
       body: "*"
-      additional_bindings {
-        post: "/v1/{name=billingAccounts/*/locations/*/recommenders/*/recommendations/*}:markFailed"
-        body: "*"
-      }
     };
     option (google.api.method_signature) = "name,state_metadata,etag";
   }
@@ -184,8 +156,6 @@ message ListInsightsRequest {
   //
   // LOCATION here refers to GCP Locations:
   // https://cloud.google.com/about/locations/
-  // INSIGHT_TYPE_ID refers to supported insight types:
-  // https://cloud.google.com/recommender/docs/insights/insight-types.)
   string parent = 1 [
     (google.api.field_behavior) = REQUIRED,
     (google.api.resource_reference) = {
@@ -259,8 +229,6 @@ message ListRecommendationsRequest {
   //
   // LOCATION here refers to GCP Locations:
   // https://cloud.google.com/about/locations/
-  // RECOMMENDER_ID refers to supported recommenders:
-  // https://cloud.google.com/recommender/docs/recommenders.
   string parent = 1 [
     (google.api.field_behavior) = REQUIRED,
     (google.api.resource_reference) = {