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 commercial vehicle;
(4) charges authorized for insurance, service contracts, and warranties by Subchapter C; and
(5) advances or payments authorized under § 353.402(b) or (c) made by the retail seller to or for the benefit of the retail buyer.