MT 306 Field Specifications

3. Field 21: Related Reference

FORMAT

16x

PRESENCE

Conditional (C2)

DEFINITION

This field contains the identification of the message to which the current message is related.

NETWORK VALIDATED RULES

This field must not start or end with a slash '/' and must not contain two consecutive slashes '//' (Error code(s): T26).

USAGE RULES

When used, this field must contain the Sender's reference (field 20) of the previous confirmation which is to be amended, cancelled or closed out by this message.