When the penalty is for a driving violation and does not exceed in time a period of 5 racing days, the driver may complete the engagement of all horses declared in before the penalty becomes effective. Such driver may drive in Stakes, Futurities, Early Closing and feature races, during a suspension of 5 days or less, but the suspension will be extended one day for each date he drives in such a race. All suspensions shall apply only to racing days.
58 Pa. Code § 183.393