425 ILCS 25/9
No person, being the owner, occupant, or other person interested in the premises which is so occupied or so situated as to endanger persons or property, shall permit such building or structure by reason of faulty construction, age, lack of proper repair, or any other cause to become especially liable to fire, or to become liable to cause injury or damage by collapsing or otherwise. No person, being the owner, occupant, or other person interested in the premises , shall keep or maintain or allow to be kept or maintained on such premises, combustible or explosive material or flammable conditions, which endanger the safety of said buildings or premises.
The Office shall adopt and promulgate such reasonable fire prevention and life safety rules as may be necessary to protect the public from the dangers specified in the preceding paragraph. Such rules shall require the installation, inspection or maintenance of necessary fire extinguishers, fire suppression systems, chemical fire suppression systems and fire alarm and protection devices. A copy of any rule adopted by the Office under this Act that is certified by the State Fire Marshal shall be received in evidence in all courts of this State with the same effect as the original.
Subject to Section 9g, all local officers charged with the duty of investigating fires or conducting fire prevention and life safety inspections shall enforce such rules, under the direction of the Office , except in those localities which have adopted fire prevention and life safety standards that have been determined by the Office to be equal to or higher than such rules adopted by the Office .
Subject to Section 9g, the Office , and the officers of cities, villages, towns, townships, municipalities, and fire protection districts charged with the duty of investigating fires or conducting fire prevention and life safety inspections under this Act , shall, under the direction of the Office , inspect and examine at reasonable hours, any premises, and the buildings and other structures thereon, and if, such dangerous condition or fire hazard is found to exist contrary to the rules herein referred to, or if a dangerous condition or fire hazard is found to exist as specified in the first paragraph of this Section, and the rules herein referred to are not applicable to such dangerous condition or fire hazard, shall identify the dangerous condition , and shall so notify the owner, occupant, or other person interested in the premises. Service of the notice upon the owner, occupant, or other person interested in the premises shall be in person, by electric transmission, or by registered or certified mail. If no corrective action is taken by the owner, occupant, or other person interested in the premises to remove or remedy the dangerous condition or fire hazard within a reasonable time, as determined by the Office or the local authority having jurisdiction, an order shall be served upon the owner, occupant, or other person interested in the premises directing that the dangerous condition be removed or remedied immediately. Service of the order upon the owner, occupant, or other person interested in the premises shall be in person, by electronic transmission, or by registered or certified mail.
The amendatory Act of 1975 is not a limit on any home rule unit.
425 ILCS 25/9