Tex. Ins. Code § 1301.109
This subchapter applies to a person, including a pharmacy benefit manager, with whom an insurer contracts to:
Added by Acts 2003, 78th Leg., ch. 1274, Sec. 3, eff. April 1, 2005.
Acts 2005, 79th Leg., Ch. 728 (H.B. 2018), Sec. 11.037(a), eff. September 1, 2005.
Acts 2011, 82nd Leg., R.S., Ch. 798 (H.B. 2292), Sec. 11, eff. September 1, 2011.