Tex. Ins. Code § 462.013
(a) Liability does not exist and a cause of action does not arise against any of the following persons for an act or omission in the performance of an activity related to the negotiations relating to the privatization of the former Texas workers' compensation facility:
Added by Acts 2005, 79th Leg., Ch. 727 (H.B. 2017), Sec. 1, eff. April 1, 2007.