Tex. Gov't Code § 667.009
(a) A university system as defined by Section 61.003, Education Code, may establish a policy that defines a person's employment as the total hours the person is assigned:
Added by Acts 1999, 76th Leg., ch. 279, Sec. 25, eff. Sept. 1, 1999. Renumbered from Government Code Sec. 666.009 by Acts 2001, 77th Leg., ch. 1420, Sec. 21.001(60), eff. Sept. 1, 2001.