Easy Steps To Replace Your Boat's Serial Number Plate

A Hull Identification Number (HIN) is a 12-character serial number that uniquely identifies your boat. It is a federal requirement and works similarly to a car's VIN. The HIN is necessary for registration, insurance, and financing. If your boat's HIN plate needs to be replaced, you can do so by purchasing a new one online or from a specialised store. When ordering a replacement, you will need to provide the HIN and other relevant information, such as the boat's make, model, and year. It is important to ensure that the replacement plate meets the legal requirements and is properly installed.

The legal requirements for a replacement serial number plate

• Registration and Verification: HIN plates are typically required for boat registration and verification. The unique serial number allows authorities to identify the boat, ensure it is safe, and confirm its eligibility to operate on open waters.
• Location and Placement: The placement of the HIN plate on a boat can vary. In the US, the HIN tag is usually mounted at the lower right transom above the waterline, but this may differ from state to state. It is important to check with local authorities, such as the Department of Natural Resources (DNR) or Coast Guard, to confirm the proper placement of the HIN plate.
• Format and Materials: HIN plates must meet specific standards for format and materials used. For example, HIN tags should be made of durable materials, such as metal or aluminium, and the serial number should be permanently engraved or etched to ensure legibility and longevity.
• Replacement Reasons: Replacing a serial number plate on a boat is typically done for specific reasons, such as accidents, missing or unreadable plates, or restoration of an old boat. It is important to follow the proper procedures and obtain the necessary approvals before replacing the HIN plate.
• Compliance and Regulations: HIN plates are subject to compliance and regulatory standards. In the US, for instance, HIN plates must comply with Coast Guard regulations, including specific character sizes and formats. Failure to display the HULL number or comply with regulations may result in fines.
• Additional Information: Depending on the location, capacity plates or serial/model plates may also be required. These plates provide additional information such as weight, horsepower, the number of persons per boat size, and other specifications. It is important to understand the requirements for these additional plates when replacing the serial number plate.

It is essential to consult with local authorities, such as the DNR or Coast Guard, to understand the specific legal requirements and procedures for replacing a serial number plate on a boat in your area.

The ideal placement of a new serial number plate

For pontoons or catamarans, which have replaceable parts, the HIN should be placed to the aft crossbeam within one foot of the starboard hull attachment. If the HIN is not visible due to railings, fittings, or other attachments, it should be placed as close to the upper right of the aft hull/transom as possible while still allowing it to be visible.

The HIN should be permanently affixed to the hull and should be at least 1/4 inch tall. It is also recommended to have a secondary HIN located on the interior of the boat in a more subtle location, such as under a piece of hardware or a fitting. This allows for cross-referencing between the hull HIN and the interior if needed by the Coast Guard or when buying a new vessel.

The importance of a serial number for boat owners

A serial number is a unique identifier assigned to a boat. It is a federal requirement and is used to identify boat manufacturers' defects and recalls. The serial number is also used to verify that the boat is safe and worthy of being operated on open waters.

The Hull Identification Number (HIN) is a boat's serial number and is usually mounted at the lower right transom above the water line, but this can differ from state to state. The HIN tag can be replaced if it has been damaged in an accident, destroyed during restoration, or if the manufacturer is no longer in business.

For boat owners, the serial number is important for several reasons. Firstly, it allows them to identify their boat and ensure it is registered correctly. This is important as displaying the HULL number is mandatory on every boat, and non-compliance can result in a fine. Secondly, the serial number helps owners to keep track of maintenance and repairs. By knowing the serial number, owners can easily identify the specific make and model of their boat and ensure they are using the correct parts for their vessel. This is especially important when replacing the gearcase or making other significant repairs. Additionally, having the serial number readily available can assist with insurance and warranty claims, as well as with buying and selling boats.

Boat owners should take steps to keep their boat's serial number safe and accessible. This includes taking a picture of the number plate and storing it on their phone or computer, or adding it to their contacts.

The process of ordering a replacement serial number plate

• Determine the type of plate you need: Depending on your boat's make, model, and year, you will need to determine the type of plate you require. The most common types are Hull Identification Numbers (HIN) plates, U.S.C.G. Capacity Plates, and Serial/Model Plates.
• Gather the necessary information: Before placing your order, you will need specific information about your boat. This includes the dimensions of the plate you need, whether it needs mounting holes or adhesive backing, and any logos or graphics that need to be included.
• Contact the supplier: Reach out to the company you have chosen to create your replacement serial number plate. You can do this by visiting their website or giving them a call.
• Provide the required details: When placing your order, you will need to provide the supplier with detailed information about your boat and the plate you require. This includes a photo or sketch of the existing plate or, if it is missing, a photo of a similar boat's plate. You will also need to specify the dimensions, mounting requirements, and any additional graphics or logos.
• Review the proof: Once the supplier has created a proof of your replacement plate, they will send it to you for review and approval. Carefully check all the details to ensure they are correct and match your boat's specifications.
• Place your order: If you are satisfied with the proof, approve it and place your official order for the replacement serial number plate. The supplier will then proceed with manufacturing the plate according to your specifications.
• Install the new plate: Once you receive your new serial number plate, you can install it on your boat. Make sure to follow any provided instructions or guidelines for proper placement and installation.

Remember to check your local and state regulations regarding replacement serial number plates for boats to ensure compliance.

The history of Hull Identification Numbers (HIN)

Hull Identification Numbers (HIN) are a unique set of 12 characters that are used to identify a boat or ship. The HIN is similar to the Vehicle Identification Number found on automobiles. The HIN is a federal requirement and is used to identify boat manufacturer defects and recalls. The HIN is also used by states for registration and titling, and by law enforcement agencies to trace stolen boats.

In 1972, the United States Coast Guard was tasked with creating a standardised format for HINs to better track accidents and the history of boats. The HIN format consists of three parts: the Manufacturer Identification Code (MIC), the unique serial number assigned by the manufacturer, and the model and certification year of the boat.

The MIC is a set of three letters assigned by the Coast Guard to boat manufacturers. The serial number is a combination of five letters and/or numbers, excluding "I", "O", and "Q" to avoid confusion with the numbers "1" and "0". The last four characters of the HIN indicate the month and year of certification, with the letters "A" to "L" representing the months from January to December, and the number representing the last digit of the year.

The HIN must be permanently affixed to the hull of the boat in at least two places. The primary HIN is usually placed on the starboard outboard side of the transom, while the duplicate HIN is placed in an unexposed location on the interior of the boat.

Frequently asked questions