Tex. Health & Safety Code § 85.063
The executive commissioner by rule shall establish:
Added by Acts 1991, 72nd Leg., ch. 14, Sec. 36, eff. Sept. 1, 1991.
Acts 2015, 84th Leg., R.S., Ch. 1 (S.B. 219), Sec. 3.0279, eff. April 2, 2015.