There's no accreditation for service animals. The Americans with Disabilities Act does not require that a service dog be professionally trained or certified, you can even train a dog yourself and (legally) call it a service animal. It's a wild west and some people end up paying thousands of dollars for dogs that aren't even socialized or house trained.
>The legislation appeared to be a victory for service-dog advocates, but the study almost immediately encountered problems. The V.A. initially partnered with vendors whose poorly trained animals introduced unexpected complications. ... “We relied upon the organizations themselves, all of which professed to be very experienced and to be able to produce high-quality dogs, and unfortunately that did not turn out to be true,” Fallon told lawmakers in a 2016 congressional hearing. “We were not familiar enough with the service-dog community when we embarked on the pilot study. There’s no question that we’ve made mistakes
https://nypost.com/2019/05/03/lawless-world-of-service-dogs-...
Even the federal government gets ripped off
http://archive.is/k2JQk
>The legislation appeared to be a victory for service-dog advocates, but the study almost immediately encountered problems. The V.A. initially partnered with vendors whose poorly trained animals introduced unexpected complications. ... “We relied upon the organizations themselves, all of which professed to be very experienced and to be able to produce high-quality dogs, and unfortunately that did not turn out to be true,” Fallon told lawmakers in a 2016 congressional hearing. “We were not familiar enough with the service-dog community when we embarked on the pilot study. There’s no question that we’ve made mistakes