Midwest · Illinois
ESA letter & service dog laws in Illinois.
ESA and service-dog rules in Illinois are governed by different federal statutes and apply in different contexts. Use the page that matches your situation.
Educational content, not legal advice. For your specific situation, consult a Illinois-licensed attorney.
For housing accommodations
ESA letter laws in Illinois
Illinois follows the federal Fair Housing Act with state-level reinforcement through the Illinois Assistance Animal Integrity Act (765 ILCS 165). The Act enumerates the kinds of professionals whose documentation is sufficient and prohibits landlords from demanding specific forms or medical records. The Illinois Attorney General has also pursued enforcement against fake-ESA-certification mills under the Consumer Fraud Act.
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For public access
Service dog laws in Illinois
Illinois follows the federal ADA framework with state-level reinforcement through the White Cane Law (775 ILCS 30) which protects service-dog handlers. Illinois also makes misrepresentation of a service animal a Class A misdemeanor under the Service Animal Access Act (720 ILCS 630).
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Which one applies to me?
- ESA letter — for housing accommodations under the federal Fair Housing Act. Allows an emotional support animal in a "no pets" rental. No public-access rights.
- Service dog — for public access under the federal ADA. The dog must be individually trained to perform a task tied to a disability. Can include psychiatric service dogs (PSDs).