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MasterCard Reason Codes

MasterCard uses the four main categories to organize its reason codes: Authorization, Card Member Disputes, Fraud, and Processing Errors (which MasterCard refers to as Point-of-Interaction Errors).

Code Description How To Win
4802 Requested/Required Item Illegible or Missing
4807 Warning Bulletin File
4808 Requested/Required Authorization Not Obtained
4812 Account Number Not on File
4831 Transaction Amount Differs
4834 Duplicate Processing
4835 Card Not Valid or Expired
4837 No Cardholder Authorization
4840 Fraudulent Processing of Transactions
4841 Cancelled Recurring Transaction
4842 Late Presentment
4846 Correct Transaction Currency Code Not Provided
4847 Exceeds Floor Limit – Not Authorized and Fraudulent Transaction
4849 Questionable Merchant Activity
4850 Credit Posted as a Purchase
4853 Cardholder Dispute – Defective/Not asDescribed
4854 Cardholder Dispute-Not Elsewhere Classified
4855 Non-Receipt of Merchandise
4859 Addendum, No-show, or ATM Dispute
4860 Credit Not Processed
4862 Counterfeit Transaction Magnetic Stripe POS Fraud
4863 Cardholder Does Not Recognize – PotentialFraud

The Ultimate Dispute Management Resource

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