What HUD Actually Says
HUD's 2020 assistance animal guidance, refreshed in late 2024 with additional clarifying examples, remains the operating framework. The core: emotional support animals are not pets and are not subject to pet fees, pet deposits, or breed/weight restrictions. They are reasonable accommodations under the Fair Housing Act. Refusing a legitimate ESA request is a fair housing violation. Median FHA settlement values in 2025 are running $25,000-$100,000 for documented ESA refusals, with willful violations going higher.
But — and this is what the 2024 guidance clarified — operators can require reliable documentation that the animal is needed for a disability, and they can deny requests where the animal poses a direct threat or where the documentation is from a clearly fraudulent source.
The Two-Question Test
For every accommodation request, you are entitled to ask two things:
- Does the requester have a disability (a physical or mental impairment that substantially limits a major life activity)?
- Does the requester have a disability-related need for the animal?
If the disability is obvious (a visually impaired tenant with a guide dog, for example), you do not get to ask. If the disability is not obvious — which is most ESA cases — you can request documentation from a qualified third party who has personal knowledge of the requester. "Qualified" means a healthcare professional, social worker, or similar.
The Online ESA Letter Problem
The single biggest gray area is the online ESA letter. Sites that sell letters for $99-$199 after a 5-minute online questionnaire are not providing reliable documentation under the HUD framework. The 2024 guidance refresh specifically addressed this: documentation from a provider with no personal knowledge of the tenant, signed without any meaningful evaluation, can be rejected as unreliable. You must say so in writing and offer the tenant an opportunity to provide better documentation — you cannot just deny outright.
The defensible language: "We have reviewed the documentation provided and need additional information. Specifically, we need a letter from a healthcare provider who has personal knowledge of your situation describing how the animal helps with your disability. We will keep your request open for 30 days while you obtain this."
What You Cannot Do
- Charge pet fees, pet rent, or pet deposits.
- Apply breed, weight, or size restrictions.
- Require professional training or certification.
- Require advance notice of the animal's presence (other than reasonable notice of the accommodation request itself).
- Disclose to other tenants why a particular tenant has an animal exempt from the building's pet policy.
What You Can Do
- Hold the tenant responsible for damage caused by the animal (charged against the standard security deposit, not a pet deposit).
- Require the animal be under the tenant's control at all times (leashed in common areas, contained in the unit).
- Address legitimate behavioral issues — excessive barking, aggression, repeated damage — through the lease enforcement process. The animal's status does not make the tenant immune to lease violations.
- Deny the request where the specific animal poses a direct threat that cannot be mitigated, based on the individual animal's behavior — not assumptions about its breed or type.
The Process That Survives a Claim
- Every ESA request goes through the same documented intake process, regardless of who is asking.
- Decisions are made by a designated staff member (typically the property manager or compliance officer), not the leasing agent at the front desk.
- Documentation is reviewed against the HUD reliability factors, with the analysis documented in writing.
- If denied for documentation reasons, the tenant is offered the chance to supplement. If denied for direct-threat reasons, the specific behaviors are documented with witnesses or video.
- Every accommodation file is retained for 5 years minimum.
The Training Gap
Most fair housing claims around ESAs trace back to a single front-desk conversation where a leasing agent said something they should not have. "We don't allow pit bulls" is the textbook violation. Annual fair housing training for every customer-facing employee is no longer optional — many state insurance carriers now require it for PM E&O coverage.