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Merchant Advice Error Codes

Learn about various response codes and categories for card authorization reattempts.

Visa and Mastercard introduced new rules about handling reattempts for declined transactions. Following these rules will help you to avoid additional fees and to reduce the number of unsuccessful reattempts. The appropriate rules apply for the error codes summarized in the following two categories:

Error code Category
COR.800.100.151
COR.800.100.152
COR.800.100.156
COR.800.100.159
COR.800.100.167
COR.800.100.171
COR.800.100.172
COR.800.100.177
Category 1 - Do not retry**
COR.800.100.153
COR.800.100.157
COR.800.100.162
COR.800.100.168
COR.800.100.190
COR.800.100.500
COR.800.100.600
COR.800.100.650
Category 2 - retry* max 10 times

*Retry: A retry is a combination of merchant, amount, PAN, and expiry dates. A retry time span is a 30-day period starting from the first decline.

**Do not retry implies permanently.