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

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

What is chargeback code 4849: Questionable Merchant Activity? Mastercard chargeback reason code 4849: Questionable Merchant Activity, shows up when a cardholder or their bank gets

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

What Does Mastercard Chargeback Reason Code 4870: Chip Liability Shiift Mean? Mastercard chargeback reason code 4870, or “Chip Liability Shift,” is triggered when a transaction

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