December 17, 2025 6 min read

Emotional support animals play an important role in the lives of thousands of Illinois residents — especially in large cities like Chicago, where renting can feel competitive and stressful. Many landlords aren’t fully familiar with ESA laws, which leads to confusion about documentation, fees, breed restrictions, and what is legally allowed.

This guide explains everything you need to know about Illinois ESA laws in 2025, based on federal housing law, local enforcement patterns.

📘 Jump To: Illinois ESA Laws (2025)

• Are ESAs Recognized in Illinois?
• Illinois ESA Laws Explained
  • Housing Rights Under FHA
  • Illinois Rules & Misrepresentation
  • Travel Rights
  • Public Access Rules
• How to Get a Valid ESA Letter in Illinois
• What Illinois Landlords Can Ask For
• How Many ESAs Are Allowed
• When a Landlord Can Deny an ESA
• How to File a HUD Complaint in Illinois
• Illinois ESA FAQs
• Final Summary

🟦 Are ESAs Recognized in Illinois?

Yes. Emotional support animals are recognized in Illinois for housing purposes, and tenants are fully protected under the federal Fair Housing Act (FHA). Illinois does not have its own ESA-specific statute, but federal protections apply universally.

Key points:

• Housing: Fully protected
• Travel: ESAs no longer recognized under DOT rules
• Public access: No automatic rights (service dogs only)
• Breed restrictions: Not allowed for ESAs
• Chicago enforcement: Strong and tenant-friendly

Whether you’re in Chicago, Naperville, Peoria, Springfield, or anywhere else, ESA protections apply statewide.

🟦 Illinois ESA Laws Explained

Illinois relies on three primary bodies of law:

1. Federal Fair Housing Act (FHA)

Ensures equal housing opportunity for individuals with disabilities.

2. HUD Guidance

Clarifies how landlords must evaluate ESA requests.

3. Illinois Department of Human Rights (IDHR)

Investigates discrimination complaints, including ESA-related cases.

Chicago is also known for strict enforcement of tenant rights, making ESA protections especially strong in urban areas.

🟩 Housing Rights Under FHA

Illinois landlords are required to follow federal rules, which means they must:

✔ Allow ESAs in all types of housing

“No-pet” policies cannot override ESA rights.

✔ Waive all pet fees

No pet rent, deposits, or surcharges can be charged for an ESA.

✔ Approve ESAs regardless of breed or size

Illinois does not permit breed discrimination for ESAs.

✔ Approve more than one ESA when clinically justified

There is no legal numeric limit.

✔ Process ESA requests promptly

Stalling or ignoring requests may be considered discrimination.

These protections apply throughout Illinois, including large rental markets like Chicago and student housing areas such as Champaign, Evanston, and Normal.

🟥 Illinois Rules & Misrepresentation

Illinois does not currently have a specific ESA misrepresentation law like Florida or Colorado. However:

• Misrepresenting a service animal is prohibited under Illinois law.
• Misrepresentation of disability needs can fall under fraud statutes in severe cases.
• This does NOT affect legitimate ESA owners in any way.

The key takeaway:
✔ Legitimate ESA documentation is fully protected.
✔ Fraudulent claims may have consequences, as in any state.

🟧 Travel Rights in Illinois

Like all states, Illinois follows federal DOT rules:

❌ ESAs are not recognized for airline travel.

Only psychiatric service dogs (PSDs) qualify as ADA-protected service animals for flights.

Major Illinois airports (ORD, MDW, BMI, PIA) follow the same federal rules.

🟫 Public Access Rules

ESAs do not have public access rights in Illinois.

Only trained service dogs may legally enter:

• Restaurants
• Stores
• Hotels
• Public transportation
• Offices
• Medical buildings

Some Illinois businesses are ESA-friendly, but it is voluntary.

🟦 How to Get a Valid ESA Letter in Illinois (2025)

A valid Illinois ESA letter must:

✔ Be written by a licensed mental health professional

Acceptable clinicians include:

• Therapists
• Psychologists
• Physicians
• Clinical social workers
• Licensed counselors
• Nurse practitioners

✔ Be based on a clinical evaluation

Telehealth is accepted throughout the state.

✔ Include the disability-related need

Diagnosis details should NOT be included.

✔ Be written on official letterhead

With license number, state, and credentials.

✔ Follow HUD formatting guidelines

NSAR ESA letters meet all Illinois requirements, including HUD compliance and evaluation through a licensed clinician.

Start Your Illinois ESA Evaluation → Begin Here

🟧 What Illinois Landlords Can Legally Ask For

Landlords may request:

• A valid ESA letter
• Verification of clinician licensure
• Confirmation that the ESA is not dangerous
• Documentation aligned with HUD standards

Landlords may NOT ask for:

• Diagnosis specifics
• Medical history or records
• Treatment notes
• Proof of training
• ESA “certification” or “registration”
• Pet rent or pet deposits
• Photos or videos of the ESA
• Breed-based restrictions

Illinois strongly protects tenant privacy under disability accommodation laws.

🟫 How Many ESAs Are Allowed in Illinois?

Illinois has no legal limit on the number of emotional support animals a person may have.

Approval is based on:

• Clinical need
• Reasonable accommodation standards
• Absence of safety or sanitation issues

Multiple ESAs are legally protected if justified.

🟥 Can an Illinois Landlord Deny an ESA?

Yes — but only for very specific reasons.

Allowed denials:

• ESA poses a direct threat
• ESA caused significant property damage
• Tenant refuses to provide documentation
• Documentation is fraudulent or irrelevant
• Accommodation creates undue hardship

Illegal denials:

• Breed, size, or weight
• “No-pet” rules
• Insurance objections
• Personal opinions
• HOA rules
• Delays, stalling, or ignoring requests

Tenants may escalate issues to HUD or the Illinois Department of Human Rights.

🟦 How to File a HUD Complaint in Illinois

Steps:

1. Gather your ESA letter
2. Save all communication with your landlord
3. File online through HUD’s complaint portal
4. HUD investigates
5. Landlord must respond
6. Mediation, settlement, or corrective action

Illinois residents may also file with the Illinois Department of Human Rights (IDHR) for state-level enforcement.

🟩 Illinois ESA FAQs

Are ESAs allowed in Illinois apartments?
Yes — fully protected under FHA.

Can landlords charge pet fees for ESAs?
No. All pet fees must be waived.

Can a landlord deny based on breed?
No — breed restrictions do not apply.

Are ESAs allowed in Chicago apartments?
Yes. Chicago enforces FHA protections strongly.

Do ESAs have public access rights in IL?
No — only service dogs do.

Do airlines accept ESAs?
No. Only psychiatric service dogs qualify under federal DOT rules.

🟦 Summary of Illinois ESA Rights (2025)

Illinois renters with emotional support animals are protected under strong federal housing laws. With a valid ESA letter, tenants can:

• Live with their ESA — even in “no-pet” housing
• Avoid all pet fees
• Request accommodations without discrimination
• Challenge illegal denials through HUD or IDHR

A properly issued ESA letter ensures your rights are protected anywhere in Illinois.

Ready to get your Illinois ESA letter? Start your evaluation today.

🔗 Related Articles

1. How to Get an ESA Letter for Housing (2025 Guide)
2. ESA vs Psychiatric Service Dog: Which One Do You Need?
3. How to File a HUD Complaint (Step-by-Step)
4. Are Online ESA Letters Legit? 2025 Update