[§291C-200]  Use of lamps on mopeds. 
Every moped moving upon a highway from thirty minutes after sunset until thirty
minutes before sunrise and at any other time when there is insufficient ambient
light to render clearly discernible persons and vehicles on the highway at a
distance of two hundred feet (60.9 meters) ahead shall display a lighted head
lamp and tail lamp; provided that every moped upon a highway within a tunnel
shall at all times display a lighted head lamp and tail lamp. [L 1978, c 175, pt
of §15]