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ISO 15022
Data Field Dictionary

MT540: (7) Field 22F: Indicator: Linkage Type Indicator

FORMAT

Option F :4!c/[8c]/4!c (Qualifier)(Data Source Scheme)(Indicator)

PRESENCE

Optional in optional subsequence A1

QUALIFIER

(Error code(s): T89)

Order

M/O

Qualifier

R/N

CR

Options

Qualifier Description

1

O

LINK

N

 

F

Linkage Type Indicator

DEFINITION

This qualified generic field specifies:

LINK

Linkage Type Indicator

Specifies when the instruction is to be executed relative to a linked instruction.

CODES

If Data Source Scheme is not present, Indicator must contain one of the following codes:

AFTE

After

Indicates that the message is to be processed after the linked message.

BEFO

Before

Indicates that the message is to be processed before the linked message.

INFO

Information

Indicates that the messages are linked for information purposes only.

WITH

With

Indicates that the message is to be processed with the linked message.

USAGE RULES

If code WITH is used, it links together one or more instructions which become bound and which must be executed together. Even if one single instruction can not be executed, then all the other instructions must also be kept pending. Therefore the use of code WITH must be limited to combine up to 2 or 3 instructions.