Illinois Statutes Chapter 40. Pensions § 5/8-136.1. Minimum annuities for certain public library employees

(a) $60.00 a month after the date of withdrawal if he then has 20 or more years of service and is age 50 or more years, plus an additional $7.00 a month for each additional full year of service after 20 years, with such total monthly annuity not to exceed 60% of the maximum monthly salary received during the employee's term of service, or the sum of $200.00, whichever is the lesser.

(b) $30.00 a month after the date of withdrawal if he has 10 or more but less than 20 years of service and is then age 55 or more years, plus an additional $3.00 a month for each additional full year of service after 10 years.