(35 ILCS 200/9-150)
    Sec. 9-150. Classification of property. Where property is classified for purposes of taxation in accordance with Section 4 of Article IX of the Constitution and with such other limitations as may be prescribed by law, the classification must be established by ordinance of the county board. If not so established, the classification is void.
(Source: P.A. 78-700; 88-455.)