
Reason Code 4812 – Account Number Not On File
Why did I receive this chargeback?
Mastercard is in the process of updating chargeback management regulations. Issuers are currently allowed to use reason codes 4812, however, this code will soon be eliminate. It will be incorporated into code 4808.
For more information about chargebacks filed with this reasoning, please click the most applicable 4808 subcategory below: