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
Table of Contents What Does Mastercard 4871 Chip/PIN Liability Shift Mean? Mastercard chargeback reason code 4871, or “Chip/PIN Liability Shift,” happens when a merchant doesn’t
Table of Contents What Does Mastercard 4870 Chargeback Reason Code Mean? Mastercard chargeback reason code 4870, or “Chip Liability Shift,” shows up when a transaction
Table of Contents What Does Mastercard 4863 Chargeback Reason Code Mean? Mastercard chargeback reason code 4863, “Cardholder Does Not Recognize—Potential Fraud,” comes up when
Table of Contents What Does Mastercard 4849 Chargeback Reason Code Mean? Mastercard chargeback reason code 4849: Questionable Merchant Activity, shows up when a cardholder or
Table of Contents What Does 4840 Chargeback Reason Code Means? Mastercard chargeback reason code 4840: Fraudulent Processing of Transactions, is used when a cardholder claims
Table of Contents What It Means: Mastercard Chargeback Reason Code 4837: No Cardholder Authorization, happens when a cardholder claims they didn’t approve a transaction on
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