MT 578 Field Specifications

8. Field 20C: Reference

FORMAT

Option C

:4!c//16x

(Qualifier) (Reference)

PRESENCE

Mandatory in an optional sequence

QUALIFIER

(Error code(s): T89)

Order	M/O	Qualifier	R/N	CR	Options	Qualifier Description
1	M	PREV	N	C7	C	Previous Reference
	or	RELA	N		C	Related Reference
	or	POOL	N		C	Pool Reference
	or	TRRF	N		C	Deal Reference
	or	COMM	N		C	Common Reference
	or	COLR	N		C	Collateral Reference

DEFINITION

This qualified generic field specifies:

COLR	Collateral Reference	Reference assigned to identifying a collateral transaction linked to the settlement transaction.
COMM	Common Reference	Unique reference agreed upon by the two trade counterparties to identify the trade.
COMM	Common Reference	Unique reference agreed upon by the Investment Manager AND the Broker/Dealer to identify the trade. This reference should be passed down and up through the whole life cycle of the transaction.
POOL	Pool Reference	Collective reference identifying a set of messages.
PREV	Previous Reference	Reference of the linked message which was previously sent.
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.
RELA	Related Reference	Reference of the linked message which was previously received.

NETWORK VALIDATED RULES

Reference must not start or end with a slash '/' and not contain two consecutive slashes '//' (Error code(s): T26).