Tex. Gov't Code § 825.102
Subject to the limitations of this subtitle, the board of trustees may adopt rules for:
Acts 1981, 67th Leg., p. 1876, ch. 453, Sec. 1, eff. Sept. 1, 1981. Renumbered from Vernon's Ann.Civ.St. Title 110B, Sec. 35.102 by Acts 1989, 71st Leg., ch. 179, Sec. 1, eff. Sept. 1, 1989.