An amount in a retail installment contract is an itemized charge if the amount is not included in the cash price and is the amount of:
(1) fees for registration, certificate of title, and license and any additional registration fees charged by a deputy as authorized by rules adopted under § 520.0071, Transportation Code;
(2) any taxes;
(3) fees or charges prescribed by law and connected with the sale or inspection of the motor vehicle; and
(4) charges authorized for insurance, service contracts, warranties, automobile club memberships, trade-in credit agreements, or a debt cancellation agreement by Subchapter C.