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Free Illinois Lease Guaranty Agreement

A co-signer/guarantor agreement where a third party guarantees the tenant's lease obligations including rent, damages, and fees. Compliant with 765 ILCS 705 et seq..

Attorney-Reviewed Reviewed Mar 2026 Instant PDF

What's Included in Your Lease Guaranty Agreement

9 key sections — state-compliant for Illinois

Guarantor identification & contact
Tenant & landlord identification
Original lease reference
Scope of guarantee (rent, damages, fees)
Duration of guarantee
Maximum liability amount
Notice requirements to guarantor
Guarantor rights & obligations
Signature & notarization provisions
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Disclaimer: This document is for informational purposes only and does not constitute legal advice. Consult a licensed attorney in your state for advice on your specific situation. Read full disclaimer.

Free Illinois Lease Guaranty Agreement Template

Need a co-signer for a tenant in Illinois? Our free lease guaranty agreement creates a binding contract where a guarantor accepts financial responsibility for the tenant's lease obligations.

When Landlords Require a Guarantor

  • Insufficient credit history — Students, recent graduates, new professionals
  • Low income-to-rent ratio — Tenant doesn't meet income screening thresholds
  • No rental history — First-time renters
  • Self-employed tenants — Irregular income documentation

What the Guarantor Is Responsible For

Under this Illinois-compliant guaranty:

  • Monthly rent — Full amount if tenant defaults
  • Damages — Beyond normal wear and tear
  • Late fees — Per Illinois regulations ($20 or 20% of rent, whichever is greater (Chicago))
  • Legal costs — If eviction becomes necessary

Frequently Asked Questions: Illinois Lease Guaranty Agreement

What is a lease guarantor in Illinois?

A lease guarantor (co-signer) is a third party who legally agrees to cover the tenant's financial obligations if the tenant defaults. In Illinois, the guarantor is jointly liable under the lease terms.

Can a landlord sue a guarantor in Illinois?

Yes. Under a guaranty agreement in Illinois, the landlord can pursue the guarantor for unpaid rent, damages, and fees — often without first suing the tenant.

How long does a lease guaranty last?

Typically for the entire lease term plus any renewals. Our template specifies that the guaranty ends after all tenant obligations are fulfilled and the security deposit is properly returned per Illinois law.

Is this guaranty agreement template free?

Yes, 100% free. Generate your Illinois lease guaranty agreement and download a PDF instantly. No account needed.