Tex. Civ. Prac. & Rem. Code § 38.006
This chapter does not apply to a contract issued by an insurer that is subject to the provisions of:
Acts 1985, 69th Leg., ch. 959, Sec. 1, eff. Sept. 1, 1985.
Acts 2005, 79th Leg., Ch. 728 (H.B. 2018), Sec. 11.105, eff. September 1, 2005.