Table of Contents What Does Mastercard Chargeback Reason Code 4812 Mean? Mastercard chargeback reason code 4812, “Account Number Not On File,” comes up when a

Table of Contents What Does Mastercard Chargeback Reason Code 4808 Mean? A 4808 Authorization-Related Chargeback happens when a transaction gets disputed because the merchant didn’t

Table of Contents What Does Mastercard 4807 Mean? Mastercard chargeback reason code 4807, known as “Warning Bulletin File,” happens when a transaction is processed on