The following shall be paid into the fund:

1. (1) contributions from active employees and the state;
2. (2) investment income;
3. (3) appropriations for implementation of the group program; and
4. (4) other money required or authorized to be paid into the fund.

Added by Acts 2001, 77th Leg., ch. 1419, Sec. 3, eff. June 1, 2003.

Acts 2017, 85th Leg., R.S., Ch. 712 (H.B. 3976), Sec. 23, eff. September 1, 2017.