Texas Government Code - GOV'T § 809A.004. No Private Cause of Action

(a) A person, including a member, retiree, or beneficiary of a retirement system to which this chapter applies, an association, a research firm, a restricted entity, or any other person may not sue or pursue a private cause of action against the state, a state governmental entity, a current or former employee, a member of the governing body, or any other officer of a state governmental entity, or a contractor of a state governmental entity, for any claim or cause of action, including breach of fiduciary duty, or for violation of any constitutional, statutory, or regulatory requirement in connection with any action, inaction, decision, divestment, investment, restricted entity communication, report, or other determination made or taken in connection with this chapter.

(b) A person who files suit against the state, a state governmental entity, an employee, a member of the governing body, or any other officer of a state governmental entity, or a contractor of a state governmental entity, is liable for paying the costs and attorney's fees of a person sued in violation of this section.