(a) Any person engaged in the business of extending credit shall post in a conspicuous public place a list of all fees and charges for credit and other financial transactions, including but not limited to application processing fees, interest on first priority mortgage loans, loans for consumer goods, automobile loans, and, if appropriate to the person's business, savings and checking account fees, interest on checking and savings accounts and certificates of deposit, and fees for money orders, savings and checking accounts.
(b) At least once each year, all banks shall mail to all customers any changes in their respective fees, interest or service charges, and shall make such information available upon request by any person.