R 431.3101 Horses; equipment; sex alteration.

Rule 3101. (1) Blinkers shall be used in a consistent manner on a horse. Permission to change any equipment used on a horse from its last previous start shall be obtained from the stewards. A horse's tongue may be tied down during a race with a clean bandage or gauze. A horse's bridle shall not weigh more than 2 pounds. War bridles are prohibited. A horse shall not race in ordinary training shoes. Bar shoes may be used for racing. Toe grabs on thoroughbred and Arabian front shoes are permitted up to 2 millimeters in length only. (2) Any alteration of the sex of a horse shall be promptly reported by the horse's trainer to the racing secretary. The racing secretary shall note the alteration on the horse's registration certificate.