Tex. Finance Code § 345.051: RETAIL INSTALLMENT CONTRACT GENERAL REQUIREMENTS.

(a) A retail installment contract must be:

(1) in writing;

(2) dated;

(3) signed by the retail buyer; and

(4) completed as to all essential provisions, except as provided by Section 345.064.

(b) The contract must be designated "Retail Installment Contract."

(c) The printed or typed part of a retail installment contract, other than instructions for completion, must be in at least eight-point type unless a different size of type is required under this subchapter.

Acts 1997, 75th Leg., ch. 1008, Sec. 1, eff. Sept. 1, 1997.