MT 203 Field Specifications

7. Field 20: Transaction Reference Number

FORMAT

16x

PRESENCE

Mandatory

DEFINITION

The Transaction Reference Number (TRN) specifies the reference assigned by the Sender to unambiguously identify the message.

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

A different TRN must be assigned to each transaction in the message.