(65 ILCS 5/11-80-18) (from Ch. 24, par. 11-80-18)
    Sec. 11-80-18. The corporate authorities of each municipality may regulate the numbering of buildings and lots. No change in the numbering of buildings and lots shall be effective until 30 days after the election authorities having jurisdiction in the area in which such numbering is changed and the post office branch serving that area have been notified by the corporate authority initiating such action of the change in writing by certified or registered mail.
(Source: P.A. 80-398.)