Mastercard enhancements to Account Status Inquiry
Effective date: November 7, 2023
The Account Status Inquiry (ASI) service is an optional non-financial transaction used to confirm that a cardholder’s account is open and valid, and it optionally confirms the address and Card Validation Code 2 (CVC2). Mastercard is enhancing the ASI service to allow merchants to also confirm the cardholder’s name. As a reminder, use of the ASI Service will incur a payment network pass through fee refer to the Payment Network Pass-Through Fee Schedule(PDF) – the Payment Network Pass-Through Fee Schedule(PDF).