/errors/incentive_error.proto

--- v24/errors/incentive_error.proto    2026-07-21 22:02:14.000000000 +0000
+++ v25/errors/incentive_error.proto    2026-07-21 22:02:36.000000000 +0000
@@ -45,5 +45,30 @@
     // This incentive cannot be applied because too much time has passed since
     // the account's first ad impression.
     ACCOUNT_TOO_OLD = 4;
+
+    // This incentive cannot be applied because the billing country is not
+    // eligible.
+    BILLING_COUNTRY_NOT_ELIGIBLE = 5;
+
+    // This incentive cannot be applied because the user is a manager account.
+    USER_IS_MCC_MANAGER = 6;
+
+    // This incentive cannot be applied because the account is suspended.
+    USER_SUSPENDED = 7;
+
+    // This incentive cannot be applied because you have reached the maximum
+    // number of pending incentives.
+    MAX_PENDING_INCENTIVES = 8;
+
+    // This incentive cannot be applied because the account had recent spend.
+    ACCOUNT_HAD_RECENT_SPEND = 9;
+
+    // This incentive cannot be applied because you have already redeemed the
+    // maximum number of incentives from this offer.
+    MAX_INCENTIVES_REDEEMED_FROM_OFFER = 10;
+
+    // The billing country code provided in the request does not match the
+    // customer's country code.
+    MISMATCHING_BILLING_COUNTRY_CODE = 11;
   }
 }