Personal Information: Client's Name. This article provides information about the legal differences between emotional support animals and service animals in the state of Arizona.Arizona and federal law allow you to bring service dogs, but not emotional support animals, to all public places. The ADA makes a distinction between psychiatric service animals and emotional support animals. This publication provides guidance on the term "service animal" and the service animal provisions in the Department's regulations. The only dogs allowed under the Rehab Act are dogs that mitigate their handlers' disability and perform tasks for those disabilities. Three templates for service dog letters from healthcare professionals, covering the types of letters service dog users may legally need.