Description of Reason Code 77
Non-Matching Account Number
Insights from Rules and Regulations
The merchant or the acquirer processed a transaction that did not receive an authorization and used an account number that does not match any account number on the issuer's master file. OR The originating member processed an original credit transaction using an account number that does not match any account number on the issuer's master file.
How to Win Reason Code 77
Provide legible transaction receipt or other documentation (for example: transaction log) to prove that the account number was processed correctly.
Transaction Modifiers applicable to Reason Code 77