Security deposit law · Illinois

Illinois Security Deposit Law: How to Get Your Deposit Back

If you rent in Illinois, the law gives you specific rights when you move out — a deadline for your landlord to return your deposit, rules on deductions, and a path to push back if they don't. Here's exactly how it works, and how to protect yourself.

Return deadline45 days
Governing statute765 ILCS 710
Deposit limitNo statutory limit
Itemized deductionsRequired
Interest on depositNot required by statute
Last reviewedMay 2026

Illinois-specific rules to know

Itemised damages statement due within 30 days; full deposit otherwise within 45. Bad-faith retention: 2× deposit + fees. Interest on 25+ unit buildings.

What Illinois law requires your landlord to do

Under 765 ILCS 710, a Illinois landlord generally must return your deposit within 45 days and provide a written, itemized list of any amounts withheld. They may not deduct for ordinary wear and tear — only for damage beyond normal use, unpaid rent, or other charges the lease and statute allow.

What to do if your landlord won't return your deposit in Illinois

  1. 1. Know your deadline

    In Illinois, the return window is 45 days (765 ILCS 710). Mark the date you moved out and count forward.

  2. 2. Send a written demand

    Email and mail a dated letter requesting your full deposit, referencing the 45-day deadline under 765 ILCS 710. Keep proof of delivery. Renter's Vault generates a Illinois-specific letter with the right statute citation filled in.

  3. 3. Gather your evidence

    Move-in and move-out photos with timestamps and location are the difference between your word and theirs. Attach your photo record and any move-in checklist.

  4. 4. Escalate to small claims

    If the landlord misses the deadline or won't respond, you can file in small claims court. Bring your dated demand letter and photo evidence.

Free Illinois dispute-letter guide

A clear, statute-cited demand letter resolves most deposit disputes without ever going to court. Renter's Vault builds a Illinois letter for you — pre-filled with 765 ILCS 710, your deadline, and your deductions — in three escalating versions (first request, formal demand, and notice of intent to file).

Get the Illinois letter in the app

Document your rental the day you move in — timestamped, GPS-tagged, hash-verified photos stored in your own Google Drive. The strongest deposit defense is evidence you captured before anything went wrong.

Get Renter's Vault on Google Play

Free to start. Lease Pass $9.99/yr (manual renewal, never auto-charged) or Lifetime Pro $29.99 once — all state law packs included.

Illinois security deposit FAQ

How long does a landlord have to return a security deposit in Illinois?

Under 765 ILCS 710, a Illinois landlord must return your security deposit within 45 days after you move out, along with an itemized statement of any deductions.

What can I do if my landlord won't return my deposit in Illinois?

Send a written demand letter that cites 765 ILCS 710 and the deadline, keep copies of all communication and your move-in/move-out photos, and if that fails you can file in small claims court. Many states allow extra damages when a landlord withholds a deposit in bad faith.

Is there a limit on how much a landlord can charge for a deposit in Illinois?

In Illinois, the statutory deposit limit is: No statutory limit. Always confirm against the current statute, since limits and exceptions change.

Are there any special deposit rules in Illinois?

Yes. Notable Illinois rules: Itemised damages statement due within 30 days; full deposit otherwise within 45. Bad-faith retention: 2× deposit + fees. Interest on 25+ unit buildings.

This page is general information for tenants, not legal advice, and laws change. Always confirm the current text of 765 ILCS 710 or consult a local attorney or tenants' rights organization for your situation. Last reviewed May 2026.