Tex. Gov't Code § 824.302
Subject to Section 824.310, a member is eligible to retire and receive a disability retirement annuity if the member:
Acts 1981, 67th Leg., p. 1876, ch. 453, Sec. 1, eff. Sept. 1, 1981. Renumbered from Vernon's Ann.Civ.St. Title 110B, Sec. 34.302 and amended by Acts 1989, 71st Leg., ch. 179, Sec. 1, eff. Sept. 1, 1989.
Amended by Acts 1991, 72nd Leg., 1st C.S., ch. 13, Sec. 6, eff. Sept. 1, 1992.
Acts 2007, 80th Leg., R.S., Ch. 1230 (H.B. 2427), Sec. 1, eff. September 1, 2007.