Tex. Health & Safety Code § 181.051
Except for Subchapter D, this chapter does not apply to:
Added by Acts 2001, 77th Leg., ch. 1511, Sec. 1, eff. Sept. 1, 2001.
Amended by Acts 2003, 78th Leg., ch. 1274, Sec. 20, eff. April 1, 2005.