Animals that travel for shows and / or to other states are also generally required to have some form of health certification showing they are free of disease and properly vaccinated. (careisourmiddlename.com)
Responsible breeders will do health certifications on their breeding stock. (skaduweeridgebacks.com)
Dedicated breeders use health certifications as an important tool, not as a sales gimmick. (thedogplace.org)