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MT 538 Field Specifications

26. 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)
Option K :4!c//3!c/15d (Qualifier)(Number Id)(Quantity)

PRESENCE

Optional in optional subsequence B1

QUALIFIER

(Error code(s): T89)

Order M/O Qualifier R/N CR Options Qualifier Description
1 O COUP N   A or B Coupon Number
2 O POOL N   B Pool Number
3 O LOTS R   B or K Lot Number

DEFINITION

This qualified generic field specifies:

COUP Coupon Number Number of the next coupon attached/associated with a security.
LOTS Lot Number Number identifying a lot constituting the financial instrument.
POOL Pool Number Number as assigned by the issuer of an asset backed security (US) to identify the group of mortgages.

NETWORK VALIDATED RULES

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

The integer part of Quantity (Format Option K) must contain at least one digit. A decimal comma is mandatory and is included in the maximum length (Error code(s): T40,T43).