Use of number plates.
Section 18
SEC. 18. Use of number plates.—At all times, while using the public highways, every motor vehicle of more than three wheels shall display in conspicuous places, one in the front and one in the rear thereof, the said identification number plates, and every motor vehicle of less than four wheels shall display one such number plate in a conspicuous place in the rear thereof. Such number plates shall be kept clean and cared for, and shall be firmly affixed by the owner or operator in a manner to be entirely visible and always legible, and not wholly or partly hidden or obscured by bumpers or. other parts of the vehicle: or by articles of any description carried on such vehicle.