Tex. Nat. Res. Code § 131.034
The commission shall promulgate rules governing uranium exploration activity.
Acts 1977, 65th Leg., p. 2613, ch. 871, art. I, Sec. 1, eff. Sept. 1, 1977.
Acts 2007, 80th Leg., R.S., Ch. 1117 (H.B. 3837), Sec. 3, eff. September 1, 2007.