Horse Racing and Standardbred Stables. Horse racing and standardbred stables are exempt from the regulations of this chapter. For purposes of this regulation, “horse racing and standardbred stables” means stables or farms where horses are bred, trained, and rested, for purposes relating to either or both of the following types of racing: The racing of thoroughbreds, whether it be on a flat course or over hurdles; and The racing of standardbreds, whether they be trotters or pacers. Farms Using Horses for Agricultural Purposes. If farms are using horses for agricultural purposes and not for any of the activities listed in Regulation .02B(2) of this chapter, they are exempt from the regulations of this chapter. For purposes of this section, “agricultural purposes” includes the following uses: Working or cultivating the soil; and Herding or cutting livestock.