70 ILCS 3710/6
Current through Public Act 103-593
All ordinances imposing any penalty or making any appropriations shall be published at least once in a newspaper published in said district, or if no newspaper of general circulation is published therein, by posting copies of the same in ten public places in the district; and no such ordinance shall take effect until ten days after it is so published, and all other ordinances and resolutions shall take effect from and after their passage unless otherwise provided therein.
70 ILCS 3710/6