Tex. Occ. Code § 2001.509
If the commission is not satisfied with a report of the fee on prizes or the amount of the fee on prizes required to be remitted under this chapter to the state by a person, the commission may compute and determine the amount required to be paid on the basis of:
Acts 1999, 76th Leg., ch. 388, Sec. 1, eff. Sept. 1, 1999.
Acts 2015, 84th Leg., R.S., Ch. 1255 (H.B. 1905), Sec. 11, eff. September 1, 2015.