40 ILCS 5/20-117
Current through Public Acts 103-1 through 103-587, 103-589, and 103-590
If the vesting of pension credit in any participating system for a retirement annuity or survivor's annuity is based upon length of service, the combined service under all participating systems shall be considered in establishing such vesting of pension credit.
40 ILCS 5/20-117