65 ILCS 5/1-7-1

(65 ILCS 5/1-7-1) (from Ch. 24, par. 1-7-1) Sec. 1-7-1. The corporate authorities of each municipality may provide for the taking of a municipal census, not oftener than once each year provided such census is conducted by the Federal Government. (Source: P.A. 76-985.)