diff --git a/open_city_profile/consts.py b/open_city_profile/consts.py
index ff535cf3..89ed4411 100644
--- a/open_city_profile/consts.py
+++ b/open_city_profile/consts.py
@@ -23,6 +23,7 @@
 PROFILE_ALREADY_EXISTS_FOR_USER_ERROR = "PROFILE_ALREADY_EXISTS_FOR_USER_ERROR"
 PROFILE_MUST_HAVE_PRIMARY_EMAIL = "PROFILE_MUST_HAVE_PRIMARY_EMAIL"
 INSUFFICIENT_LOA_ERROR = "INSUFFICIENT_LOA_ERROR"
+FIELD_NOT_ALLOWED_ERROR = "FIELD_NOT_ALLOWED_ERROR"
 
 # Service specific GDPR errors
 SERVICE_GDPR_API_REQUEST_ERROR = "SERVICE_GDPR_API_REQUEST_ERROR"
diff --git a/open_city_profile/exceptions.py b/open_city_profile/exceptions.py
index 766209d9..420e70ca 100644
--- a/open_city_profile/exceptions.py
+++ b/open_city_profile/exceptions.py
@@ -73,3 +73,17 @@ class TokenExchangeError(Exception):
 
 class InsufficientLoaError(ProfileGraphQLError):
     """The requester has insufficient level of authentication to retrieve this data"""
+
+
+class FieldNotAllowedError(ProfileGraphQLError):
+    """The field is not allowed for the service.
+
+    Field does not exist in the service's allowed data fields (Service.allowed_data_fields).
+    """
+
+    field_name: str = None
+
+    def __init__(self, *args, field_name=None, **kwargs):
+        super().__init__(*args, **kwargs)
+
+        self.field_name = field_name
diff --git a/open_city_profile/views.py b/open_city_profile/views.py
index e68398d4..d9682cfa 100644
--- a/open_city_profile/views.py
+++ b/open_city_profile/views.py
@@ -13,6 +13,7 @@
     CONNECTED_SERVICE_DELETION_FAILED_ERROR,
     CONNECTED_SERVICE_DELETION_NOT_ALLOWED_ERROR,
     DATA_CONFLICT_ERROR,
+    FIELD_NOT_ALLOWED_ERROR,
     GENERAL_ERROR,
     INSUFFICIENT_LOA_ERROR,
     INVALID_EMAIL_FORMAT_ERROR,
@@ -35,6 +36,7 @@
     ConnectedServiceDeletionFailedError,
     ConnectedServiceDeletionNotAllowedError,
     DataConflictError,
+    FieldNotAllowedError,
     InsufficientLoaError,
     InvalidEmailFormatError,
     MissingGDPRApiTokenError,
@@ -75,6 +77,7 @@
     ServiceConnectionDoesNotExist: SERVICE_CONNECTION_DOES_NOT_EXIST_ERROR,
     ServiceNotIdentifiedError: SERVICE_NOT_IDENTIFIED_ERROR,
     InsufficientLoaError: INSUFFICIENT_LOA_ERROR,
+    FieldNotAllowedError: FIELD_NOT_ALLOWED_ERROR,
 }
 
 sentry_ignored_errors = (
@@ -177,4 +180,9 @@ def format_error(error):
                 if "code" not in formatted_error["extensions"]:
                     formatted_error["extensions"]["code"] = error_code
 
+                    if error_code == FIELD_NOT_ALLOWED_ERROR:
+                        formatted_error["extensions"]["field_name"] = getattr(
+                            error.original_error, "field_name", ""
+                        )
+
         return formatted_error