If the sending field is of class DBCS and a receiving field is of category DBCS Edited, editing is carried out on that receiving field. For any other combination of fields of class DBCS, no conversion, editing, or de-editing is done.
This rule is relaxed as follows. If a receiving field is of category DBCS edited, it is edited. For any other combination that includes a field of class DBCS, no conversion, editing, or de-editing is done.