55 ILCS 5/5-30014

Nomination of landmarks and preservation districts. The preservation commission or any person may propose landmarks of preservation districts for designation by the county board by filing a nomination with the preservation commission and it shall contain all information required by the ordinance establishing a county preservation commission. The preservation commission shall schedule a hearing on the nomination within 60 days of its receipt. Notice of the public hearing shall be published at least 15 days in advance thereof in a newspaper of general circulation in the county. Individual notice including a copy of the nomination form shall be given by mail to all owners of record of property nominated as a landmark. Every effort shall be made to give notice to owners of record of property within a preservation district and to owners of property adjacent and immediately surrounding a landmark or preservation district affected by the process for the application for, and review of, a certificate of appropriateness. The newspaper and any individual or general notice shall state the date, time, place, and purpose of the public hearing.