Tex. Health & Safety Code § 481.106
For the purposes of the prosecution of an offense under this subchapter involving the manufacture, delivery, or possession of a controlled substance, Penalty Groups 1, 1-A, 1-B, 2, and 2-A include a controlled substance analogue that:
Added by Acts 2003, 78th Leg., ch. 1099, Sec. 9, eff. Sept. 1, 2003.
Acts 2015, 84th Leg., R.S., Ch. 65 (S.B. 173), Sec. 3, eff. September 1, 2015.
Acts 2015, 84th Leg., R.S., Ch. 712 (H.B. 1212), Sec. 5, eff. September 1, 2015.
Acts 2021, 87th Leg., R.S., Ch. 584 (S.B. 768), Sec. 4, eff. September 1, 2021.