Tex. Health & Safety Code § 822.004
The destruction of a dog under this subchapter must be performed by:
Acts 1989, 71st Leg., ch. 678, Sec. 1, eff. Sept. 1, 1989. Renumbered from Health & Safety Code Sec. 822.003 by Acts 1997, 75th Leg., ch. 99, Sec. 1, eff. Sept. 1, 1997.