MT509: (3) Field 23G: Function of the Message

FORMAT

Option G

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(Function)(Sub-function)

PRESENCE

Mandatory in mandatory sequence A

DEFINITION

This field identifies the function of the message.

CODES

Function must contain one of the following codes :

CAST	Cancellation Request Status	Message reporting on a cancellation request status.
INST	Instruction Transaction Status	Message reporting on an instruction status.
REST	Replacement Status	Message reporting on a replacement status.

CODES

When present, Sub-function must contain one of the following codes :

CODU	Copy Duplicate	Message is a copy to a party other than the account owner/account servicer, for information purposes and the message is a duplicate of a message previously sent.
COPY	Copy	Message is a copy to a party other than the account owner/account servicer, for information purposes.
DUPL	Duplicate	Message is for information/confirmation purposes. It is a duplicate of a message previously sent.

USAGE RULES

To reply to a cancellation request, Function is CAST. The reference in the linkage sequence must contain the Receiver's reference of the cancellation request.

To provide the status of a transaction, Function is INST. The reference in the linkage sequence must contain the Receiver's reference of the transaction (original instruction).

To provide the status of a replacement request, Function is REST. The reference in the linkage sequence must contain the Receiver's reference of the replacement request.