MT 518 Field Specifications

3. Field 23G: Function of the Message

FORMAT

Option G

4!c[/4!c]

(Function)(Subfunction)

PRESENCE

Mandatory in mandatory sequence A

DEFINITION

This field identifies the function of the message.

CODES

Function must contain one of the following codes (Error code(s): T86):

CANC	Cancellation Request	Message requesting the cancellation of a previously sent message.
NEWM	New	New message.

CODES

When present, Subfunction must contain one of the following codes (Error code(s): T85):

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 cancel a previously sent confirmation, Function is CANC. The reference in the linkage sequence must contain the Sender's reference of the message to be cancelled. A copy of at least the mandatory fields of the message to be cancelled must be present; optional fields need not be present for SWIFT validation.