(70 ILCS 2905/3-1) (from Ch. 42, par. 503-1)
Sec. 3-1. The district shall be governed by a Board of Commissioners, consisting of 5 commissioners. Three of the commissioners shall be residents of that portion of the district in the county having the greater equalized assessed valuation of the district, and 2 shall be residents of that portion of the district in the other county. The appointment of commissioners from each county shall be made by the chairman of the county board of that county with the advice and consent of the county board, except that in the case of a home rule county as defined by Article VII, Section 6, of the Constitution of 1970 the appointment shall be made by the chief executive officer of the county with the advice and consent of the county board.