CVV Code Reference — Classic

CVV Code Reference

Code	Visa	MasterCard	Discover	American Express
M	Code match	Code match	Code match	Not applicable
N	Code does not match	Code does not match	Code does not match	Code does not match
P	Not processed due to missing expiration date	Not processed due to missing expiration date	Not processed due to missing expiration date	Not applicable
S	Should have been present	Should have been present	Should have been present	Not applicable
U	Unable to process	Unable to process	Unable to process	Unable to process
Y	Not applicable	Not applicable	Not applicable	Code match