Added by Acts 1985, 69th Leg., ch. 319, Sec. 1, eff. Sept. 1, 1985. Amended by Acts 1987, 70th Leg., ch. 314, Sec. 1, eff. Sept. 1, 1987; Acts 1987, 70th Leg., ch. 745, Sec. 6, eff. June 20, 1987; Acts 1987, 70th Leg., ch. 1089, Sec. 1, eff. Aug. 31, 1987; Acts 1989, 71st Leg., ch. 2, Sec. 13.01, eff. Aug. 28, 1989; Acts 1989, 71st Leg., ch. 688, Sec. 5, eff. Sept. 1, 1989; Acts 1997, 75th Leg., ch. 1205, Sec. 4, eff. Sept. 1, 1997.
Amended by:
Acts 2015, 84th Leg., R.S., Ch. 355 (H.B. 1853), Sec. 1, eff. September 1, 2015.
Acts 2021, 87th Leg., R.S., Ch. 641 (H.B. 900), Sec. 1, eff. September 1, 2021.
Acts 2025, 89th Leg., R.S., Ch. 960 (S.B. 38), Sec. 13, eff. January 1, 2026.