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Hawaii Boat Number Display Laws

Hawaii boat registration numbers must be displayed correctly on your vessel so they are easy to read and properly spaced. Use the guide below, then design your boat number decals below.

Hawaii Display Requirements

Hawaii requires registration numbers to be shown on both sides of the forward half of the boat. The numbers must be clearly visible, read from left to right, and use plain block characters at least 3 inches high. Registration decals must be placed 3 inches aft of the number and directly in line with it. :contentReference[oaicite:1]{index=1}

HA 1234 AB

Hawaii boat numbers are typically displayed as HA 1234 AB or HA-1234-AB. The four numerals between the letters should be separated by spaces or hyphens. :contentReference[oaicite:2]{index=2}

Key Points

Display numbers on both sides of the forward half of the vessel
Use plain block-style letters and numbers
Characters must be at least 3 inches tall
Color must contrast with the boat surface
Letters and numbers must be easy to read from left to right
Use spaces or hyphens between the groups
Place decals 3 inches aft of the number and directly in line with it
Do not place other numerals, letters, or devices near the vessel number

Always verify your final display matches current Hawaii requirements before installation.

Hawaii boat registration number example

Example Hawaii boat registration number layout.

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Design Your Hawaii Boat Numbers Below

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