The following explains unauthorized credit card charges.
You should contact your bank right away. It is important to notify the bank promptly upon discovering unauthorized charges in order to limit your liability.
You may contact the bank by phone but it is best to notify the bank in writing about unauthorized charges. The bank should have provided you with information on how to notify it when you believe there is unauthorized use of your credit card. The address to write to may be different from where you send your payment.
After receiving your notice, the bank must conduct a reasonable investigation of the claim if it may hold you responsible for any part of the unauthorized use. Actions that a bank may take in reviewing a claim include:
The bank must notify you of the results of its investigation.
March 2010
"Unauthorized use" is when someone other than the cardholder or a person that has the actual, implied, or apparent authority to use the credit card uses a credit card and the cardholder receives no benefit from the use.
If you authorized a charge but you are disputing the amount of the charge, then you should follow the bank’s process for filing a billing error dispute.
March 2010
Phone: 800-613-6743
TDD Number 713-658-0340
TTY: (800) 877-8339 (via a relay service)