What are the required display guidelines for the Pleasure Craft License Number?

The Pleasure Craft License Number (PCLN) must be displayed on both sides of the bow of the vessel. The characters should be in a block font, at least 3 inches high, and of a contrasting color to the background. The number must be preceded by the letters "PC" and should not be obscured by any other markings or decorations. Additionally, it should be affixed in a manner that ensures it remains visible and legible at all times.