| ISO20022

MT576: (37) Field 20C: Reference

FORMAT

Option C

:4!c//16x

(Qualifier)(Reference)

PRESENCE

Mandatory in optional subsequence B2a

QUALIFIER

(Error code(s): T89)

Order	M/O	Qualifier	R/N	Options	Qualifier Description
1	M	RELA	N	C	Related Message Reference
	or	PREV	N	C	Previous Message Reference
	or	MAST	N	C	Master Reference
	or	BASK	N	C	Basket Reference
	or	INDX	N	C	Index Reference
	or	LIST	N	C	List Reference
	or	PROG	N	C	Program Reference
	or	ISSU	N	C	Issuer Reference
	or	BMRB	N	C	Block Matching Reference
	or	ALMR	N	C	Allocation Matching Reference

DEFINITION

This qualified generic field specifies:

ALMR	Allocation Matching Reference	Reference of the linked message at the Detail/Allocation Level which identifies a centrally matched transaction.
BASK	Basket Reference	Reference identifying a basket trade.
BMRB	Block Matching Reference	Reference of the linked message at the Trade/Block Level which identifies a centrally matched transaction.
INDX	Index Reference	Reference identifying an index trade.
ISSU	Issuer Reference	Reference that an issuer attributes to a fund (funds industry).
LIST	List Reference	List reference which identifies a list trade.
MAST	Master Reference	Unique and unambiguous identifier used to link a group of individual transactions together.
PREV	Previous Message Reference	Message reference of the linked message which was previously sent.
PROG	Program Reference	Program reference which identifies a program trade.
RELA	Related Message Reference	Message reference of the linked message which was previously received.

NETWORK VALIDATED RULES

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

USAGE RULES

This field indicates the Sender's reference of the message being reported on. When reporting on a message sent by the receiver of the statement, Qualifier is RELA.