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ISO 15022
Data Field Dictionary

MT530: (9) Field 20a: Reference

FORMAT

Option C :4!c//16x (Qualifier)(Reference)
Option U :4!c//52x (Qualifier)(UTI Reference)

PRESENCE

Mandatory in mandatory sequence B

QUALIFIER

(Error code(s): T89)

Order

M/O

Qualifier

R/N

CR

Options

Qualifier Description

1

O

CMIT

N

C1

C

Counterparty Market Infrastructure Transaction Identification

2

O

PREV

N

C1

C

Previous Message Reference

3

O

POOL

N

C1

C

Pool Reference

4

O

RELA

N

C1

C

Related Message Reference

5

O

TRRF

N

C1

C or U

Deal Reference

6

O

COMM

N

C1

C

Common Reference

7

O

MITI

N

C1

C

Market Infrastructure Transaction Identification

DEFINITION

This qualified generic field specifies:

CMIT

Counterparty Market Infrastructure Transaction Identification

Identification of a counterparty transaction assigned by a market infrastructure other than a central securities depository, for example, Target2-Securities.

COMM

Common Reference

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

MITI

Market Infrastructure Transaction Identification

Identification of a transaction assigned by a market infrastructure other than a central securities depository, for example, Target2-Securities.

POOL

Pool Reference

Collective reference identifying a set of messages.

PREV

Previous Message Reference

Message reference of the linked message which was previously sent.

RELA

Related Message Reference

Message reference of the linked message which was previously received.

TRRF

Deal Reference

Reference assigned to the trade by the Investment Manager OR the Broker/Dealer. This reference will be used throughout the trade life cycle to access/update the trade details.

NETWORK VALIDATED RULES

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

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