(40 ILCS 5/15-138) (from Ch. 108 1/2, par. 15-138)
    Sec. 15-138. Retirement annuities-Reduction. If a participant elects to have a reversionary annuity under this Article, the retirement annuity otherwise payable shall be reduced by the actuarial equivalent of the amount required to provide the reversionary annuity.
(Source: P.A. 83-1440.)