/enums/resource_limit_type.proto 

--- v20/enums/resource_limit_type.proto 2025-08-05 14:39:37.000000000 +0000
+++ v21/enums/resource_limit_type.proto 2025-08-05 14:39:45.000000000 +0000
@@ -507,5 +507,8 @@
     // Maximum number of active WhatsApp business message asset links at ad
     // group level.
     WHATSAPP_BUSINESS_MESSAGE_ASSET_LINKS_PER_AD_GROUP = 190;
+
+    // Number of ENABLED brand list criteria per ad group.
+    BRAND_LIST_CRITERIA_PER_AD_GROUP = 193;
   }
 }