Policy for Card Number on File at Vendor
CAPP Topic 20355, Purchasing Charge Card[PDF] states:
A vendor may be allowed to keep the card number on file under the following, limited, conditions:
- The cardholder must make initial contact with the vendor to provide the card number.
- The vendor must keep the card number in a secure, preferably electronic, file.
- The vendor must assign a separate, store account number for use by representatives of the cardholder so that the card number is not shared.
- The vendor must contact the cardholder for final authorization to process the charge.