tables purchased off the internet are roughly 30% accurate. there is expected to be a shortage in the available supply of IINs. . From then, acquirers and processors had to support eight-digit issuing BINs. Issuers never had to migrate: Visa have the option to expand any or all of their current six-digit issuing BINs The pages ranking for "8 digit bin" stop at the April 2022 deadline, some still in the future tense, and none maps BIN data to what payment APIs actually return.