Tex. Nat. Res. Code § 51.076
None of the provisions of Sections 51.071 through 51.072 and 51.074 through 51.075 of this code shall prevent the state from instituting legal proceedings necessary:
Acts 1977, 65th Leg., p. 2424, ch. 871, art. I, Sec. 1, eff. Sept. 1, 1977.
Amended by Acts 2003, 78th Leg., ch. 280, Sec. 18, eff. June 18, 2003.