Tex. Transp. Code § 662.009
The commission may adopt rules to administer this chapter.
Acts 1995, 74th Leg., ch. 165, Sec. 1, eff. Sept. 1, 1995.
Acts 2019, 86th Leg., R.S., Ch. 595 (S.B. 616), Sec. 8.009, eff. September 1, 2020.