IL

Illinois Tenant Rights & Lease Laws

Illinois law is baseline tenant-protective, but Chicago is where the real action is. The Chicago Residential Landlord and Tenant Ordinance is one of the strongest tenant protection laws in the country — but it only applies in Chicago. The moment you cross city limits, you're on Illinois state law, which is significantly weaker.

Last updated: April 2026

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Security Deposit Rules

Maximum Deposit Varies
Return Deadline 30 days (statewide); 30 days (Chicago) days after move-out
Interest Required No

Notice Requirements

Landlord Entry Notice 24 hours
Lease Termination Notice (Month-to-Month) 30 days
Rent Increase Notice 30 days

Chicago commercial leases that include personal guaranty provisions modeled on New York standards — seen increasingly in premium Loop buildings. Auto-renewal clauses in Illinois suburban leases that lack the RLTO protections Chicago tenants are used to. CAM charges in suburban Illinois retail that are uncapped and audit-restricted.

Rent Control

Rent Control: No statewide rent control

Habitability & Repair Requirements

Illinois landlords are required to maintain rental units in habitable condition. Illinois is moderately tenant-protective statewide, but strongly tenant-protective within Chicago. The RLTO provides detailed rights around deposits, entry, habitability, and retaliation. Outside Chicago, tenant protections thin significantly — know which jurisdiction you're in.

Eviction Process

Chicago's Loop commercial market has faced significant office vacancy post-pandemic, with some Class B and C buildings converting to residential. The River North and West Loop submarkets remain competitive for Class A office. Chicago residential rents are moderate compared to coastal cities — 1BR averages $1,800–2,400 in desirable neighborhoods. Commercial retail on the Magnificent Mile faces ongoing headwinds.

Tenant Protections & Notable Laws

Frequently Asked Questions

What is the security deposit limit in Illinois?
Illinois has no statewide security deposit cap, but Chicago limits deposits to 1.5 times the monthly rent under the Chicago RLTO §5-12-080. Landlords in Chicago must also hold deposits in separate interest-bearing accounts.
Does Illinois require interest on security deposits?
Chicago landlords must pay interest on security deposits at a rate set annually by the Chicago City Comptroller. The rate changes each year — check chicago.gov for the current rate. This requirement applies within Chicago city limits under the Chicago RLTO.
Does Illinois have rent control?
No. Illinois state law preempts local rent control. Chicago has no rent control despite periodic political discussions.
What protections does the Chicago RLTO provide?
The Chicago Residential Landlord-Tenant Ordinance provides extensive protections: deposit interest, strong anti-retaliation rules, tenant rights to repair and deduct, lease termination rights for landlord breaches, and enhanced remedies including 2x damages for improper deposit withholding.
How long does an Illinois landlord have to return a security deposit?
30 days from move-out for itemized deductions; 45 days if there is no claim against the deposit. Chicago landlords have 30 days for itemized deductions and must include interest with the returned deposit.

Cities in Illinois

Find city-specific lease guides for major markets in Illinois:

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