Illinois Statutes Chapter 765. Property § 705/1. Liability exemptions

(a) Except as otherwise provided in subsection (b), every covenant, agreement, or understanding in or in connection with or collateral to any lease of real property, exempting the lessor from liability for damages for injuries to person or property caused by or resulting from the negligence of the lessor, his or her agents, servants or employees, in the operation or maintenance of the demised premises or the real property containing the demised premises shall be deemed to be void as against public policy and wholly unenforceable.

(b) Subsection (a) does not apply to a provision in a non-residential lease that exempts the lessor from liability for property damage.