ISO/IEC 7812 - Major Industry Identifier

Major Industry Identifier

The major industry identifier (MII) is the first digit of the ISO/IEC 7812 issuer identifier number. It identifies the industry within which the card is primarily to be used.

MII digit value Issuer category
0 ISO/TC 68 and other industry assignments
1 Airlines
2 Airlines and other future industry assignments
3 Travel and entertainment and banking/financial
4 Banking and financial
5 Banking and financial
6 Merchandising and banking/financial
7 Petroleum and other future industry assignments
8 Healthcare, telecommunications and other future industry assignments
9 For assignment by national standards bodies

If the major industry identifier is 9 the next three digits are the numeric-3 country code from ISO 3166-1.

Read more about this topic:  ISO/IEC 7812

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