Any home rule unit may enact an ordinance prescribing more stringent requirements binding upon itself which would serve to give further notice to the public.
715 ILCS 5/10
Laws which require notice to be published or posted by a municipality or a county or an officer of a municipality or county shall apply to municipalities and counties which are home rule units as well as municipalities and counties which are not home rule units
Known as the Notice By Publication Act
The act spans §§ 715-5-0-01 to 715-5-9 (15 sections).
P.A. 78-458.
Official source: Illinois General Assembly. Reproduced from public-domain Illinois statutes; confirm against the official source for the current text. Not legal advice.