70 ILCS 920/12
All ordinances making any appropriation of moneys, shall within ten days after their passage, be published at least once in some newspaper published in such district or having a general circulation therein to be designated by the board of directors and no such ordinance shall take effect until ten days after it is so published. All other ordinances and all orders or resolutions shall take effect from and after their passage unless otherwise provided therein. All ordinances, orders and resolutions and the date of publication thereof may be proven by the certificate of the secretary of such district under the seal of the corporation and when printed in book or pamphlet form and published by authority of such board of directors, such book or pamphlet shall be received as evidence of the passage and publication of such ordinances, orders and resolutions as of the date mentioned in such book or pamphlet in all courts and places without further proof.
70 ILCS 920/12