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Service Animals vs. ESAs in MA Vacation Rentals: Q&A for Cape Cod Owners

Samantha Williams | 11/6/2025
Service Animals vs ESAs in MA Vacation Rentals: Q&A for Cape Cod Owners

🐾 Many vacation rental owners ask us the same question: Do I need to accept service animals at my vacation rental? The short answer is yes. Under both federal and Massachusetts law, service animals must be allowed.

As a vacation rental marketing platform specializing in Cape Cod and the Islands, we’ve fielded countless questions about pets, service animals, and emotional support animals. With most of our listings being single-family homes, and state laws continuing to evolve, it’s important to stay compliant while protecting your property.

To help owners on Cape Cod, Martha’s Vineyard, and Nantucket navigate these rules, I sat down with Attorney Michael Pierce of Pierce Law—An experienced Massachusetts attorney specializing in civil litigation and landlord-tenant law—for a quick Q&A.


KEY DIFFERENCES

Q (Director of Client Services, Samantha Williams): Hi, Mike. Thank you for being with us and lending your expertise to this truly important topic. Shall we get right into it? As a vacation rental owner on Cape Cod, what's the key difference between service animals, emotional support animals, and pets under Massachusetts law?

A (Attorney Michael Pierce): Great starting point—this is one of the top-searched questions online. Service animals are specifically defined under the Americans with Disabilities Act (ADA) as dogs (or rarely, miniature horses) individually trained to perform tasks directly related to a person's disability, like guiding someone who's blind or alerting to seizures. Emotional support animals (ESAs), on the other hand, provide comfort through companionship for mental health conditions but don't require training—they can be any animal species. Pets are simply companion animals without any disability-related role or legal protections. In Massachusetts vacation rentals, confusing these can lead to discrimination claims, so always treat service animals as medical aids, not pets.


ALLOWING SERVICE ANIMALS

Q: Do vacation rental owners on Cape Cod, Martha's Vineyard and Nantucket have to allow service animals at their properties?

A: Yes, in most cases, especially for single-family homes rented short-term to the public. It depends on whether your rental qualifies as a "place of public accommodation" under the ADA, which explicitly includes vacation home rentals in Massachusetts—even standalone single-family properties (1-5 bedrooms or more) when advertised publicly or through listing platforms. For short-term vacation rentals (under 32 days), if your property accepts reservations from the public, you must allow service animals without extra fees or denials based on breed/size. Massachusetts state law aligns with this, prohibiting discrimination against people with disabilities using dog guides or service animals in public places, including rentals open to the public. However, if your Nantucket cottage is a truly private, non-commercial listing (e.g., not advertised and owner-occupied with five or fewer rooms), it might not fall under ADA. Different listing platforms may have their own policies, so review them to avoid issues.


EMOTIONAL SUPPORT PROTECTION

Q: What about emotional support animals in short-term rentals on Cape Cod—are they protected like service animals?

A: This is a hot search topic, and the answer is generally no for true short-term vacation rentals in Massachusetts. ESAs are protected under the Fair Housing Act (FHA) as reasonable accommodations in housing, but the FHA exempts transient lodging like vacation rentals. So, you aren't legally required to allow ESAs in your Cape Cod beach house if it's a short stay. If a guest pushes back, document everything and consult a lawyer to avoid fair housing complaints.


CHARGING FEES OR DEPOSITS

Q: Can I charge pet fees or deposits for service animals or emotional support animals in my Massachusetts vacation rental?

A: Absolutely not for service animalsthey are not pets, so no fees, deposits, or breed restrictions apply under ADA or Massachusetts law. For ESAs in short-term rentals, since FHA often doesn't apply, you might not have to allow them at all, but if you do (or if a platform policy applies), avoid pet-specific charges. Use your general security deposit for any damage instead. This is key for owners on Martha's Vineyard, where high-value single-family properties see a lot of these requests—charging fees could invite lawsuits.


LEGAL QUESTIONS TO ASK

Q: What questions can I legally ask a guest about their animal in a Massachusetts vacation rental?

A: Stick to the ADA's two questions for service animals: (1) Is the animal a service animal required because of a disability? (2) What work or task has it been trained to perform? You can't ask for documentation, certification, or details about the disability. For ESAs, if FHA applies (rare in short-term), you can request a doctor's letter verifying the need, but only after a reasonable accommodation request. Overstepping here is a common pitfall—take the guest's word unless the animal's behavior suggests otherwise.


CERTIFICATION OR REGISTRATION

Q: Do assistance animals need official certification or registration in Massachusetts vacation rentals?

A: No certification is required under ADA, FHA, or Massachusetts law—online "registrations" are often scams and hold no legal weight. For service animals, training is key, but you can't demand proof. ESAs need a medical professional's letter for FHA contexts, but not for short-term stays. This myth trips up many Cape Cod owners; focus on behavior, not paperwork.


SHORT-TERM VS. LONG-TERM RENTALS

Q: What are the main differences between short-term and long-term rental laws for assistance animals in Massachusetts?

A: Short-term rentals (under 32 days) are often treated as transient lodging, exempt from FHA's reasonable accommodation rules for ESAs. You're only required to allow service animals under ADA if your property qualifies as public accommodation—which most publicly listed single-family homes do. Long-term rentals (over 31 days or intended as residences) fall under FHA and Massachusetts fair housing laws, requiring accommodations for both service animals and ESAs, including waiving no-pet policies and fees. The line blurs for some extended-stay options, so if your Martha's Vineyard property offers longer terms, err on the side of compliance.


OBLIGATIONS FOR EMOTIONAL SUPPORT ANIMALS

Q: How do short-term vs. long-term distinctions affect my obligations for emotional support animals specifically?

A: In short-term vacation rentals on say, Nantucket, ESAs aren't protected by FHA, so you can enforce no-pet policies unless a platform policy states otherwise. For long-term, FHA mandates reasonable accommodations, meaning you must allow ESAs with proper verification from a healthcare provider, even in no-pet buildings. This difference is huge for seasonal owners of single-family homes—short-term gives more control, but always disclose policies upfront.


DAMAGE CAUSED BY ANIMALS

Q: What if a service animal or ESA causes damage to my Cape Cod rental property?

A: Guests are responsible for any damage caused by their animal, just like any other guest. Use your standard security deposit to cover repairs—don't label it a pet deposit. If the animal poses a "direct threat" (e.g., aggressive behavior), you can request removal, but base it on facts, not assumptions. Good insurance is essential for vacation rental owners here.


DENYING BASED ON BREED, SIZE, OR ALLERGIES

Q: Can I deny a service animal based on breed, size, or my own allergies in a Massachusetts vacation rental?

A: No. You may not deny based on breed or size for service animals—they're protected regardless. For allergies, if you or your family has severe ones and the property is your personal residence (not just a rental), you can maintain a strict no-animal policy if disclosed clearly in listings. Platforms may still have guidelines, so consider pet-free designations for high-risk properties on Cape Cod and the Islands.


EXCEPTIONS FOR TURNING AWAY SERVICE ANIMALS

Q: What are the exceptions for when I can turn away a service animal in my Massachusetts vacation rental?

A: Under the ADA and aligning Massachusetts laws, you generally must allow service animals in vacation rentals that qualify as public accommodations, but there are limited exceptions where you can exclude them. These include: if the animal is out of control (e.g., excessive barking or disruptive behavior) and the handler doesn't take effective action to correct it; if the animal is not housebroken; if allowing the animal would fundamentally alter the nature of your rental services (rare in standard vacation homes); or if it poses a direct threat to health or safety based on its actual behavior or history, not assumptions about breed. In these cases, you must still provide access to the rental without the animal if possible, and decisions should be made case-by-case. Document incidents thoroughly to avoid discrimination claims, and note that state law requires the animal to be under the handler's control at all times.


 

🐾 A big thank-you to Attorney Michael Pierce for helping clarify these complex laws for Cape and Islands vacation rental owners.

If you’d like to contact Mike for legal advice or have a specific question about your property, reach him here:


For additional questions and resources on this topic, please visit: Mass.gov