Tex. Health & Safety Code § 481.127
Acts 1989, 71st Leg., ch. 678, Sec. 1, eff. Sept. 1, 1989.
Amended by Acts 1993, 73rd Leg., ch. 900, Sec. 2.02, eff. Sept. 1, 1994;
Acts 1997, 75th Leg., ch. 745, Sec. 29, eff. Jan. 1, 1998.
Acts 2013, 83rd Leg., R.S., Ch. 1226 (S.B. 1643), Sec. 3, eff. September 1, 2013.
Acts 2015, 84th Leg., R.S., Ch. 1268 (S.B. 195), Sec. 17, eff. September 1, 2016.