Added by Acts 2001, 77th Leg., ch. 788, Sec. 2, eff. June 14, 2001.

Amended by:

Acts 2011, 82nd Leg., R.S., Ch. 1031 (H.B. 2847), Sec. 6, eff. September 1, 2011.

Acts 2011, 82nd Leg., R.S., Ch. 1341 (S.B. 1233), Sec. 7, eff. June 17, 2011.