A veterinarian shall issue a certificate of vaccination and a vaccination tag for each dog or cat vaccinated by the veterinarian or vaccinated under his supervision. A certificate of vaccination may be transferred to a new owner. The vaccination tag shall be a metal tag that is approximately 1 square inch in area that can be attached to an animal's collar or harness and that is indelibly marked with the year of the rabies vaccination.
7 Pa. Code § 16.44