The International Agreement on Breeding, Racing and Wagering is a voluntary agreement designed for the guidance of recognised Racing and Breeding authorities. The purposes of the Pennsylvania Race Horse Testing Program are to analyze samples for the presence in race horses of any medication.There are presently 64 countries that are signatories to this important article. Exhibit 4International Federation of Horseracing Authority, International Agreement on Breeding, Racing and Wagering. Same as the parimutuel wagering on horse racing. For more information on pari-mutuel wagering, see the Pennsylvania.