Earlier quoted context omitted.
Merchants are not allowed to ask for proof of a dog being a service dog. https://www.ada.gov/service_animals_2010.htm >When it is not obvious what service an animal provides, only limited inquiries are allowed. Staff may ask two questions: (1) is the dog a service animal required because of a disability, and (2) what work or task has the dog been trained to perform. Staff cannot ask about the person’s disability, req…
The ADA does not cover airlines. Airlines are covered by the Air Carrier Access Act (ACAA). Airlines are allowed to require specific documentation. https://www.transportation.gov/individuals/aviation-consumer...
>Airlines can request specific documentation and/or 48-hours advance notice for emotional support animals and psychiatric service animals.
Also, I assume that Dept of Transportation website is now out of date with the newest rule changes requiring only service dogs.