Tex. Gov't Code § 854.401
(a) A member as an employee of a municipal department included, as provided by Section 852.003, in the coverage of the supplemental disability benefits fund is eligible to retire and receive a supplemental disability retirement annuity if the member:
Acts 1981, 67th Leg., p. 1876, ch. 453, Sec. 1, eff. Sept. 1, 1981.
Amended by Acts 1987, 70th Leg., ch. 183, Sec. 11, eff. Aug. 31, 1987. Renumbered from Vernon's Ann.Civ.St. Title 110B, Sec. 64.401 and amended by Acts 1989, 71st Leg., ch. 179, Sec. 1, eff. Sept. 1, 1989.