Foals and sires eligible for registration shall be registered on official registration forms approved by the Commission and maintained by the Pennsylvania Horse Breeders Association. The registrar shall certify thereon the name and address of the owner, breeder, farm where mare was covered, farm of which this horse was foaled, owner of stallion at time the mare was covered, stallion by which the mare was covered following the birth of the thoroughbred to be registered, breeder social security or tax identification number, Jockey Club registration number, name of foal, color and sex of foal, date of foaling, sire, dam, sire of the dam, signature of the owner, or breeder or authorized representative and the date of application.
58 Pa. Code § 163.535
This section cited in 58 Pa. Code §165.531 (relating to definitions).