MT 576 Field Specifications

23. Field 13a: Number Identification

FORMAT

Option A	:4!c//3!c	(Qualifier) (Number Id)
Option B	:4!c/[8c]/30x	(Qualifier) (Data Source Scheme) (Number)

PRESENCE

Optional

QUALIFIER

(Error code(s): T89)

Order	M/O	Qualifier	R/N	CR	Options	Qualifier Description
1	O	COUP	N		A, B	Coupon Number
2	O	POOL	N		A, B	Pool Number
3	O	LOTS	N		A, B	Lot Number
4	O	VERN	N		A, B	Version Number

DEFINITION

This qualified generic field specifies:

COUP	Coupon number of the next coupon attached to the related financial instrument.
LOTS	Number identifying the lot of the security issue
POOL	Number identifying a group of underlying assets assigned by the issuer of a factored security.
POOL	Number assigned by the issuer of an asset-backed security (U.S.) to identify the group of mortgages.
VERN	Version number of the option contract or tranche to the related financial instrument.

NETWORK VALIDATED RULES

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