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ISO 15022
Data Field Dictionary

MT558: (24) Field 20C: Reference

FORMAT

Option C :4!c//16x (Qualifier)(Reference)

PRESENCE

Mandatory in optional subsequence A3

QUALIFIER

(Error code(s): T89)

Order

M/O

Qualifier

R/N

CR

Options

Qualifier Description

1

M

RELA

N

 

C

Related Message Reference

 

or

PREV

N

 

C

Previous Message Reference

 

or

COMM

N

 

C

Common Collateral Transaction Reference

DEFINITION

This qualified generic field specifies:

COMM

Common Collateral Transaction Reference

Unique reference agreed upon by the two trade counterparties to identify the trade.

PREV

Previous Message Reference

Message reference of the linked message which was previously sent.

RELA

Related Message Reference

Message reference assigned by the client to the message to which this message is the reply.

NETWORK VALIDATED RULES

Reference must not start or end with a slash '/' and must not contain two consecutive slashes '//'.