The owner of a regulated facility who has received a mitigation notice under Section 9 of this Act shall post notices at all entrances to the regulated facility specifying the identified lead hazards. The posted notices, drafted by the Department and sent to the property owner with the notification of lead hazards, shall indicate the following:
Once the owner has complied with a mitigation notice or mitigation order issued by the Department, the owner may remove the notices posted pursuant to this Section.
410 ILCS 45/9.4