Section 4
SEC. 4. Section nine of said Act is hereby amended to read as follows: "SEC. 9. Every motor vehicle of more than three wheels shall at all times when in use bear in a conspicuous place on the front of such vehicle one of the number plates issued for such vehicle, and in a conspicuous place in the rear thereof the other such number plate. And every other motor vehicle shall bear the number plate issued for it in a conspicuous place in the rear thereof. Such number plates shall be kept clean and cared for and shall be firmly affixed so that the number thereon may at all times be visible and legible whether the motor vehicle is in motion or not. "Any person convicted of a violation of the provisions of this section shall be punished by a fine of not more than two hundred pesos."