30 ILCS 350/4

(30 ILCS 350/4) (from Ch. 17, par. 6904) Sec. 4. Powers supplemental. The provisions of this Act are intended to be supplemental and in addition to all other powers or authorities granted to any governmental unit, shall be construed liberally and shall not be construed as a limitation of any power or authority otherwise granted. (Source: P.A. 85-1419.)