(a) Except as otherwise provided by law, a bank may charge an account holder a fee, service charge, or penalty relating to service or activity of a deposit account, including a fee for an overdraft, insufficient fund check, or stop payment order.
(b) Except as otherwise provided by the Truth in Savings Act (12 U.S.C. § 4301 et seq.) or other federal law, a bank shall disclose the amount of each fee, charge, or penalty related to an account or, if the amount of a fee, charge, or penalty cannot be stated, the method of computing the fee, charge, or penalty. The disclosure must be made by written notice delivered or mailed to each customer opening an account not later than the 10th business day after the date the account is opened. A bank that increases or adds a new fee, charge, or penalty shall give notice of the change to each affected account holder in the manner provided by § 34.302(b) for notice of an amendment of a deposit contract.