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ISO 15022
Data Field Dictionary

MT538: (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 '//'.

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.