Tex. Agric. Code § 147.041
(a) Each livestock auction commission merchant shall keep a record of all livestock sold at auction. The record must give an accurate description of the livestock, including:
(c) Each livestock auction commission merchant shall file a quarterly report of all livestock sold with the commissioners court of the county in which the commission merchant transacts business. The report must include:
Acts 1981, 67th Leg., p. 1381, ch. 388, Sec. 1, eff. Sept. 1, 1981.