2. Data element specifications

Change indicators a plus sign (+) for an addition an asterisk (*) for an amendment to structure a hash sign (#) for changes to names a vertical bar (|) for changes to text for descriptions, notes and functions a minus sign (-) for a deletion an X sign (X) for marked for deletion Usage indicators [B] = used in batch messages only [I] = used in interactive messages only [C] = common usage in both batch and interactive messages