a private business can ask if an animal is service dog: [1]Businesses may ask if an animal is a service animal or ask what tasks the animal has been trained to

a private business can ask if an animal is service dog: [1]Businesses may ask if an animal is a service animal or ask what tasks the animal has been trained to perform, but cannot require special ID cards for the animal or ask about the person's disability. [1]https://www.ada.gov/archive/svcanimb.htm https://www.ada.gov/archive/svcanimb.htm