This document defines standards for the training of assistance dogs. Assistance dogs may be trained by structured programmes/schools, owner-trained under supervision or owner-trainers. Specifically, this document deals with the following topics: preparation of assistance dogs; socialization and puppy raising of assistance dogs; training of assistance dogs; guide dogs; hearing dogs; mobility assistance dogs; PTSD assistance dogs; medical alert response assistance dogs; autism and developmental disorder assistance dogs; dual purpose assistance dogs.