765 ILCS 710 (Security Deposit Return Act): Illinois security deposit rules in plain English
What 765 ILCS 710 (Security Deposit Return Act) says about Illinois security deposits: the cap, the deadline to return the deposit, itemized deductions and interest. Every fact below comes from our statute-checked data. Last verified 2026-10-22.
Quick answer
- Return deadline
- 45 days
- If the landlord deducts for damage, they must send an itemized statement within 30 days; otherwise the full deposit is due within 45 days.
- Maximum deposit
- No statewide cap.
- Itemized list
- Yes, an itemized list of deductions is required
- Interest
- Landlords with 25+ units in one building or contiguous complex must pay interest on deposits held more than 6 months (765 ILCS 715). Chicago (RLTO) requires interest on all deposits.
What 765 ILCS 710 (Security Deposit Return Act) says, as we verified it
Deposit limit
No statewide cap.
Interest
Landlords with 25+ units in one building or contiguous complex must pay interest on deposits held more than 6 months (765 ILCS 715). Chicago (RLTO) requires interest on all deposits.
Full citation: 765 ILCS 710/1; 765 ILCS 715 Read the official text
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FAQ: 765 ILCS 710 (Security Deposit Return Act)
How long does a landlord have to return a deposit under 765 ILCS 710 (Security Deposit Return Act)?
Under 765 ILCS 710 (Security Deposit Return Act), a Illinois landlord has 45 days to return the security deposit or send an itemized list of deductions. If the landlord deducts for damage, they must send an itemized statement within 30 days; otherwise the full deposit is due within 45 days.
Is there a limit on the security deposit in Illinois?
No statewide cap.
Does Illinois require an itemized list of deductions?
Yes, an itemized list of deductions is required. Citation: 765 ILCS 710/1; 765 ILCS 715.
Does the landlord have to pay interest on the deposit in Illinois?
Landlords with 25+ units in one building or contiguous complex must pay interest on deposits held more than 6 months (765 ILCS 715). Chicago (RLTO) requires interest on all deposits.
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Scan my Illinois leaseGeneral information only, not legal advice. Last verified 2026-10-22. Laws change; verify with the linked source or a licensed attorney.