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ISO 15022
Data Field Dictionary

MT370: (3) Field 23G: Function of the Message

FORMAT

Option G 4!c[/4!c] (Function)(Subfunction)

PRESENCE

Mandatory (referenced in rule C1) in mandatory sequence A

DEFINITION

This field identifies the function of the message.

CODES

Function must contain one of the following codes:

AMND

Amendment

Amended Netting Position Advice message.

CANC

Cancellation

Cancelled Netting Position Advice message.

NEWM

New

New Netting Position Advice message.

CODES

When present, Subfunction must contain one of the following codes:

CODU

Copy Duplicate

Message is a copy and a duplicate of a message previously sent.

COPY

Copy

Message is a copy.

DUPL

Duplicate

Message is for information/confirmation purposes. It is a duplicate of a message previously sent.

USAGE RULES

To cancel a previously sent MT 370 Netting Position Advice message, 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.

To replace a previously sent MT 370 Netting Position Advice message, Function is AMND. The reference in the linkage sequence must contain the Sender's reference of the message to be replaced.

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