Tex. Ins. Code § 2054.253
(a) Notwithstanding any other provision of this code or another insurance law of this state, the company may establish multitiered premium systems to price workers' compensation insurance policies to:
Added by Acts 2005, 79th Leg., Ch. 727 (H.B. 2017), Sec. 2, eff. April 1, 2007.
Acts 2007, 80th Leg., R.S., Ch. 730 (H.B. 2636), Sec. 3B.0531, eff. September 1, 2007.
Acts 2007, 80th Leg., R.S., Ch. 921 (H.B. 3167), Sec. 9.0531, eff. September 1, 2007.