Preparing for 8-digit BINs: A checklist for credit unions

Effective with their April 15, 2022 releases, Visa and MasterCard will begin supporting 8-digit issuing BINs in accordance with the forthcoming migration from 6-digit to 8-digit issuer identification numbers (IINs) as announced in 2015 by the American National Standards Institute (ANSI).  

Visa and MasterCard have endorsed the migration to an 8-digit BIN to ensure an adequate global BIN supply for the industry and support future growth across the payments industry.   

  • Acquirers and Processors are MANDATED to make changes as of April 15, 2022, to allow for the acceptance and accurate processing of 8 Digit BINs.  This includes ATM Acquirers.  ATM Drivers will be responsible for making the appropriate changes prior to the mandated date. 
  • Issuers are NOT MANDATED to make any changes as of April 2022, and if no changes are made, your processing will not be affected, however, 6 Digit BIN Assignment, Management and Low-Utilization Fees will increase as of January 1, 2023. 


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