Tex. Penal Code § 12.21
An individual adjudged guilty of a Class A misdemeanor shall be punished by:
Acts 1973, 63rd Leg., p. 883, ch. 399, Sec. 1, eff. Jan. 1, 1974.
Amended by Acts 1991, 72nd Leg., ch. 108, Sec. 1, eff. Sept. 1, 1991;
Acts 1993, 73rd Leg., ch. 900, Sec. 1.01, eff. Sept. 1, 1994.