All horses arriving at or leaving a race meeting must be registered at the gate with a gateman or platform attendant. Complete information regarding such arrival or departure is to be obtained. Separate reports must be filed for each owner represented in each shipment. A copy of each arrival or departure report must be delivered to the race secretary of the association each morning before 10 a.m. It shall be the duty of the race secretary to transmit a duplicate copy thereof to the Commission.
58 Pa. Code § 185.143