IL · SUBLEASE-AGMT · Updated July 2026 · Free
Illinois Sublease Agreement
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Illinois at a glance: Landlord Consent: Cannot be unreasonably withheld (Chicago RLTO) · Deposit Limit: No statutory limit · Deposit Return: 45 days after subtenant vacates
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Overview
Sublease Agreements in Illinois
Illinois subleases are governed by state law and local ordinances (like Chicago's RLTO). In Chicago, landlords must accept a reasonable sublease request.
Key Facts
Illinois Sublease Agreement — Quick Reference
| Requirement | Illinois Rule |
|---|---|
| Landlord Consent | Cannot be unreasonably withheld (Chicago RLTO) |
| Deposit Limit | No statutory limit |
| Deposit Return | 45 days after subtenant vacates |
Legal Requirements
Illinois Legal Requirements
- Chicago landlords must accept a reasonable subtenant presented by the tenant.
Governing Laws
Illinois Governing Laws
765 Ill. Comp. Stat. 710/1
Security Deposit Return Act
Governs security deposit returns for buildings with 5+ units (45 days).
Read the full text of these laws at Cornell Law School's Illinois legal resources or your state legislature's official website.
Questions & Answers
Illinois Sublease Agreement — Frequently Asked Questions
Can an Illinois landlord withhold consent to sublet?
In Chicago, they cannot unreasonably refuse. In other parts of the state, it is governed by the lease terms.