Landlord Guide
IL - Updated 2025
Illinois Landlord Security Deposit Guide
Everything Illinois landlords need to know about collecting, holding, and returning security deposits legally.
Max Deposit
No limit
Return Deadline
30 days (or 45 for deductions)
Separate Account
Not Required
Interest
Required
Illinois Landlord Checklist
Collecting
- Maximum: No limit
- Provide written receipt
- Document move-in condition
- Take dated photos
Deducting
- Only for damage (not wear)
- Keep repair receipts
- Get multiple quotes
- Itemize all deductions
- Document with photos
Returning
- Deadline: 30 days (or 45 for deductions)
- Include itemized statement
- Include required interest
- Mail to forwarding address
- Keep proof of mailing
Penalty for Non-Compliance: 2x deposit
If you fail to return the deposit or itemized statement within 30 days (or 45 for deductions), or wrongfully withhold the deposit, you may face:
- 2x deposit
- Payment of tenant's attorney fees
- Court costs if tenant sues
- Loss of right to make deductions
Create Illinois Security Deposit Documents
Generate compliant deposit receipts, inspection forms, and deduction letters.