Tex. Agric. Code § 161.134
Current with legislation from the 2023 Regular and Special Sessions signed by the Governor as of November 21, 2023.
In the trial of any case involving the compliance of an owner or caretaker with a provision of this chapter requiring the treatment or vaccination of livestock, a person may not attempt to prove that the action was taken by a person other than an authorized representative of the commission.
Tex. Agric. Code § 161.134