70 ILCS 200/70-20

Within 60 days after January 1, 1988 (the effective date of Article II of Public Act 85-793), the Mayor of the City of Crystal Lake, with the advice and consent of the Crystal Lake City Council, shall appoint 3 members of the Board for initial terms expiring June 1, 1988; 3 members for initial terms expiring June 1, 1989; and 3 members for initial terms expiring June 1, 1990. The successors of the initial members shall be appointed in like manner for 3 year terms from the date of appointment, except in case of an appointment to fill a vacancy.