Northeast · Massachusetts
ESA letter & service dog laws in Massachusetts.
ESA and service-dog rules in Massachusetts 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 Massachusetts-licensed attorney.
For housing accommodations
ESA letter laws in Massachusetts
Massachusetts follows the federal Fair Housing Act for ESA accommodations and adds substantial state-level reinforcement through M.G.L. c. 151B (the state's antidiscrimination statute). MCAD (the Massachusetts Commission Against Discrimination) handles state-level housing complaints in parallel with HUD.
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For public access
Service dog laws in Massachusetts
Massachusetts combines the federal ADA with a parallel public-access statute (M.G.L. c. 129 § 39D) and a service-animal misrepresentation criminal provision (M.G.L. c. 272 § 98A). Misrepresenting a pet as a service animal in a place of public accommodation is a punishable offense under state law.
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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).