Tex. Elec. Code § 64.002
Acts 1985, 69th Leg., ch. 211, Sec. 1, eff. Jan. 1, 1986.
Amended by Acts 1993, 73rd Leg., ch. 728, Sec. 16, eff. Sept. 1, 1993;
Acts 1997, 75th Leg., ch. 864, Sec. 61, eff. Sept. 1, 1997.