Tenn. Code Ann. § 44-17-112: Sales of dogs and cats to research facilities - Restrictions

Dogs and cats shall not be offered for sale or sold to a research facility at public auction or by weight. No research facility shall purchase dogs or cats at public auction or by weight, nor shall any research facility purchase dogs or cats except from a licensed dealer, public pound, humane society, or from a person who breeds dogs or cats for sale to a research facility.