(a) Every self-propelled motor vehicle when operated on the highway shall be equipped with a speedometer which shall be maintained in good working order.

(b) Any person violating this section shall have committed an infraction and may be ordered to pay a penalty of not more than twenty-five dollars ($25.00).  No drivers license points, insurance points or premium surcharge shall be assessed on or imputed to any party on account of a violation of this section. (1989 (Reg. Sess., 1990), c. 822, s. 2.)