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🇺🇸 Chicago tenant document

Chicago Security Deposit Law & Demand Letter

Landlord kept your deposit? Check the Chicago return rules, then challenge withheld funds with an organized written demand, your dates and amounts, an evidence plan, and official starting points in one downloadable pack.

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No account required · Five-part PDF · $39 one-time purchase

Official framework

Chicago Residential Landlord and Tenant Ordinance, Municipal Code of Chicago §§ 5-12-080, 5-12-081, and 5-12-180

Chicago’s Residential Landlord and Tenant Ordinance generally requires the landlord to return the security deposit, or any balance, with any required interest within 45 days after the tenant vacates, and a landlord who deducts for damage must deliver or mail an itemized statement with costs and copies of paid receipts within 30 days.

Read the official statute ↗

Content reviewed October 2, 2026. General information only—not legal advice.

Chicago security deposit rules

How Chicago deposit returns generally work

Chicago’s Residential Landlord and Tenant Ordinance generally requires a landlord to return a security deposit, or any balance, with any required interest within 45 days after the tenant moves out, and a landlord who deducts for damage must deliver or mail an itemized statement with repair costs and copies of paid receipts within 30 days. Deposits must be held in a federally insured, interest-bearing Illinois account with a signed receipt, and Municipal Code § 5-12-080(f) provides that a tenant shall be awarded twice the deposit plus interest when a landlord fails to comply, a question a court decides.

Municipal Code of Chicago § 5-12-080(d) requires return of the security deposit or any balance, with required interest, within 45 days after the tenant vacates, less unpaid rent and reasonable repair costs for tenant-caused damage beyond reasonable wear and tear.
To deduct for damage, the landlord must deliver or mail an itemized statement with the cost of each item and copies of paid receipts within 30 days.
Deposits must be held in a federally insured, interest-bearing Illinois account with a signed receipt, and § 5-12-080(f) provides for twice the deposit plus interest when these rules are not followed, as a court determines.

Watch your own deadline: The itemized damage statement goes to your last known address, and the Illinois Security Deposit Return Act says a landlord is not liable for penalties caused by a tenant’s failure to provide a mailing address, so give your landlord a written forwarding address and keep proof. If the landlord paid interest on time but the amount was short, the doubled remedy depends on your written notice of the shortfall; this letter includes that notice.

Check coverage: The ordinance does not govern units in owner-occupied buildings with six or fewer units, short hotel or rooming-house stays, institutional or school housing, employee units, or cooperative units; the Illinois Security Deposit Return Act may also apply, including to excluded units. A pending City Council ordinance would change these deposit rules, including interest and remedies, if enacted; as of October 2, 2026, it had not been enacted.

These are general summaries, not conclusions about your situation. Review the linked official text and obtain legal advice when needed.

Deadline calculator · Normal wear and tear vs. damage · How to get your deposit back · Deadlines in other states

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Chicago deposit dispute

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These facts generate your demand letter, timing worksheet, dispute organizer, evidence log, and escalation-prep sheet.

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Frequently asked questions

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

Chicago’s Residential Landlord and Tenant Ordinance generally requires the landlord to return the security deposit, or any balance, with any required interest within 45 days after the tenant vacates, and a landlord who deducts for damage must deliver or mail an itemized statement with costs and copies of paid receipts within 30 days. Check the official statute for the conditions that apply to your tenancy.

Does TenantShield guarantee that I will recover my Chicago security deposit?

No. The pack organizes a written demand and supporting record. The lease, facts, delivery, evidence, defenses, and any court decision control the result.

What is included in the paid PDF?

A personalized demand letter, timing worksheet, deduction dispute organizer, evidence and delivery log, and escalation-preparation sheet with official source links.

Does the pack automatically demand penalties or enhanced damages?

No. It identifies provisions to review and makes clear that potential enhanced remedies depend on facts and, if disputed, a court determination.

Can I preview the demand letter before paying?

Yes. Complete the guided form to see a personalized preview. The finished five-part PDF costs $39 USD as a one-time purchase.