Tex. Water Code § 16.189
In leasing a state facility for a term of years, the board shall require payments that will recover over the lease period not less than the total of:
Amended by Acts 1977, 65th Leg., p. 2207, ch. 870, Sec. 1, eff. Sept. 1, 1977;
Acts 1997, 75th Leg., ch. 1010, Sec. 5.02, eff. Sept. 1, 1997.