Illinois Landlord-Tenant Laws
This overview summarizes common Illinois landlord-tenant topics using published statute references (Illinois Compiled Statutes 765 ILCS 705). Laws change — confirm details with official sources.
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Security Deposit Laws
1.5 months rent (Chicago)
30 days after move-out
Yes
Landlords should provide an itemized deduction list when withholding any portion of the deposit.
Eviction Notice Requirements
5 days notice
10 days notice
Court filing and service rules vary by county. Use our eviction timeline calculator for planning.
Notice to Vacate
30 days notice
No notice required if lease ends
Late Rent Fees
5
$20 or 20% of rent (whichever less)
Additional Regulations
Chicago only (under certain conditions)
No statutory requirement
When to use Illinois document templates
Use LeaseCraft templates when you need editable PDF or DOCX lease and notice forms built for Illinois landlords and tenants. Start with the residential lease generator, then add notices from the sidebar.
Common mistakes in Illinois
- Relying on verbal agreements instead of a written lease with required disclosures
- Missing the 30-day security deposit return window
- Serving eviction or termination notices with incorrect day counts
Frequently asked questions
Disclaimer: Educational summary only, not legal advice. Consult a licensed attorney in your state for specific guidance. LeaseCraft is not a law firm. Statutes change — verify requirements with official Illinois sources before relying on this information. Last reviewed: 2026-06-18.