Description of Reason Code A01
Charge Amount Exceeds Authorization Amount
Insights from Rules and Regulations
The amount of the authorization approval was less than the amount of the charge submitted by the merchant.
How to Win Reason Code A01
Provide proof that a valid authorization approval was obtained for the full amount of the charge in accordance with the Agreement unless exceptions apply, or provide proof that a credit which directly offsets the disputed charge has already been processed.
Transaction Modifiers applicable to Reason Code A01