Tex. Government Code § 830.105: TERMINATION OF PARTICIPATION.

(a) A person terminates participation in the optional retirement program, without losing any accrued benefits, by:

(1) death;

(2) retirement; or

(3) termination of employment in all institutions of higher education.

(b) A change of company providing optional retirement program benefits or a participant's transfer between institutions of higher education is not a termination of employment.

(c) The benefits of an annuity purchased under the optional retirement program are available only if the participant obtains the age of 70-1/2 years or terminates participation in the program as provided by Subsection (a).

Acts 1981, 67th Leg., p. 1876, ch. 453, Sec. 1, eff. Sept. 1, 1981. Amended by Acts 1981, 67th Leg., 1st C.S., p. 208, ch. 18, Sec. 37, eff. Nov. 10, 1981; Acts 1987, 70th Leg., ch. 173, Sec. 1, eff. Aug. 31, 1987. Renumbered from Vernon's Ann.Civ.St. Title 110B, Sec. 36.105 and amended by Acts 1989, 71st Leg., ch. 179, Sec. 1, eff. Sept. 1, 1989.