Illinois
What is the notice period for Illinois?
For Illinois, notice period is not less than 5 days after service thereof; notice period in days is 5; statute is 735 ILCS 5/9-209, recorded from its source on 2026-09-02.
A landlord or his or her agent may, any time after rent is due, demand payment thereof and notify the tenant, in writing, that unless payment is made within a time mentioned in such notice, not less than 5 days after service thereof, the lease will be terminated.
— ilga.gov, retrieved 2026-09-02
- State
- Illinois our reading
- Notice period
- not less than 5 days after service thereof verified
- Notice period in days
- 5 our reading
- Right to cure by paying
- Yes, but only payment in full. The notice must state that “Only FULL PAYMENT of the rent demanded in this notice will waive the landlord's right to terminate the lease under this notice, unless the landlord agrees in writing to continue the lease in exchange for receiving partial payment.” our reading
- Statute
- 735 ILCS 5/9-209 our reading
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
Source
- ilga.govhttps://www.ilga.gov/legislation/ilcs/documents/073500050K9-209.htm