This number is federally required and is located on or near the boat transom’s upper starboard (right) side. Also, one is hidden by the manufacturer on the vessel for recovery purposes. HINs are 12 characters in length. They may be 17 characters on newer boats.

	Key to Month of Production A=January B=February C=March D=April E=May F=June G=July H=August I=September J=October K=November L=December