Illinois Statutes Chapter 40. Pensions § 5/9-127. Annuities--Present employees and future entrants--Withdrawal after age 50 and prior to age 60

1. Present employee and future entrant with 20 or more years of service--Age and service annuity provided from the total sum accumulated to his credit from employee contributions and county contributions for such annuity, and, for a present employee, prior service annuity from the total sum accumulated to his credit for such annuity.

2. Present employee and future entrant with 10 or more but less than 20 years of service--Age and service annuity provided from the total sum accumulated to his credit for such annuity from employee contributions, plus 1/10 of the corresponding credits accumulated for such annuity from county contributions for each year of service after the first 10 years; and, in addition in the case of a present employee, the total sum accumulated to his credit for prior service annuity on account of employee contributions to any county pension fund in operation in the county on the effective date, and 1/10 of prior service annuity accumulated to his credit under “The 1925 Act”  1 and this Article, for each year of service after the first 10 years.

Any such annuity shall be computed as of the employee's age on the date of withdrawal.