Statutes
In Illinois, landlord-tenant relationships are primarily governed laws: Chapter 765 Act 705 – Landlord and Tenant Act which deals with general provisions applicable to both commercial and residential leases, covering aspects such as lease agreements, the rights and obligations of both parties, and remedies in case of disputes. Each section is outlined and linked below.

- 765 ILCS 710/1 – Statement of damage
- 765 ILCS 710(c) – Statement of damage
- 765 ILCS 715/1
- 765 ILCS 715/2
- 735 ILCS 5/9-102 – When action may be maintained
- 735 ILCS 5/9-205 – Notice to terminate tenancy from year to year
- 735 ILCS 5/9-207(a) – Notice to Terminate a Week-to-Week Lease
- 735 ILCS 5/9-207(b) – Notice to Terminate a Month-to-Month Lease
- 735 ILCS 5/9-207.5 – Termination of bona fide leases in residential real estate in foreclosure
- 735 ILCS 5/9-209 – Demand for rent – eviction action
- 735 ILCS 5/9-210 – Notice to quit
- 735 ILCS 5/9-213.1 – Duty of landlord to mitigate damages
- 735 ILCS 5/9-318 – Seizure of Crops for Unpaid Rent
- 765 ILCS 705/25 – (Text of Section from P.A. 103-840) Disclosure of potential flooding in rental and lease agreements
- 765 ILCS 735/1.4 – Prohibition on termination of utility service by landlord
- 765 ILCS 750/1 – Short Title
- 765 ILCS 750/5 – Purpose
- 765 ILCS 740/5 – Disclosure of utility payments included in rent
- 765 ILCS 742/5 – Repair; deduction from rent
- 765 ILCS 750/20 – Change of Locks
- 765 ILCS 750/27 – Nondisclosure, Confidentiality, and Privilege
- 765 ILCS 720/1 – [Repealed Effective 1/1/2025]
- 770 ILCS 95/7.10 – Late Fees
- 420 ILCS 46/26 – Disclosure of radon hazard to current and prospective tenants
- 810 ILCS 5/3-806