Identification cards -- Identification of issuers -- Part 1: Numbering system
This standard has been revised by ISO/IEC 7812-1:2017.
ISO/IEC 7812-1:2012 specifies a numbering system for the identification of the card issuers, the format of the issuer identification number (IIN) and the primary account number (PAN).
You may be interested in:
The standard behind the Issuer Identification Number (IIN) used on many personal cards, for example credit cards, is changing.