Tex. Health & Safety Code § 501.035
(c) This section does not apply to a person who delivers or receives a banned or misbranded hazardous substance if the delivery or receipt is made in good faith and if the person subsequently delivers on request:
Acts 1989, 71st Leg., ch. 678, Sec. 1, eff. Sept. 1, 1989.
Amended by Acts 2001, 77th Leg., ch. 360, Sec. 13, eff. Sept. 1, 2001.