Documents Required to Sell a Boat in Washington
Selling a boat through a private party transaction in Washington requires several key documents to ensure a smooth title transfer and protect both the buyer and seller. Below is a complete checklist of the paperwork you need before completing the sale.
What documents do I need to sell a boat in Washington?
To sell a boat in Washington you need: the signed vessel title or HIN documentation, a completed bill of sale, a release of liability notice to the DMV, and valid photo ID for both parties. Some transactions also require a smog or emissions certificate.
Documents required to sell a boat in Washington
- Signed vessel title or HIN documentation — seller endorses the back and records the odometer and sale price
- Completed bill of sale — include buyer and seller names, HIN, sale price, and sale date
- Release of liability — notifies the Washington DMV you have transferred ownership
- Government-issued photo ID — both buyer and seller must verify identity
- Emissions inspection certificate — required by Washington before registration
Does Washington require a bill of sale for a boat?
Yes, Washington requires a bill of sale for private-party boat sales. The signed document is needed to complete the title transfer at the DMV. Both buyer and seller should keep a copy for their records for at least five years.
Washington title transfer notes
Keep a signed bill of sale, complete title transfer promptly, and retain seller records in case of post-sale disputes.
Official DMV resource: Washington DMV title transfer information
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Create Washington Boat Bill of SaleWashington Boat transfer fees and requirements
In Washington, the title transfer fee is $12 and registration costs $30 plus RTA tax in certain areas. Boat sales are subject to 6.5% state sales tax plus local taxes (up to ~10.4%). Washington does not require notarization for private-party boat transfers. Emission testing is required in Washington — verify the boat passes before completing the sale.
- Department of Licensing (DOL) handles titles and registration
- Emissions testing required in parts of King, Pierce, Snohomish, Clark, and Spokane counties
- Use tax applies to private party purchases
- Electric vehicle fee of $225 per year
Washington sales tax on boat purchases
Washington has a 6.5% state sales tax rate. 6.5% state plus local taxes (total up to ~10.4%). Private-party boat sales in Washington are subject to sales tax. Use tax applies to private party vehicle purchases. The title transfer fee is $12.
Boat market data and safety information
The most common boat makes in private-party sales are Bayliner, Sea Ray, Boston Whaler, Tracker, Yamaha. Average private-party boat prices range from $5,000–$75,000. Boats average 1.8 NHTSA recalls per model across categories including Fuel System, Electrical, Steering.
Safety checkpoints for buying a used boat
Before completing a boat bill of sale in Washington, verify these safety items:
- Verify Hull Identification Number (HIN) matches registration documents
- Check for delamination, blistering, or water intrusion in fiberglass hulls
- Inspect transom for softness or rot — the most expensive structural repair
- Test all bilge pumps, navigation lights, and required safety equipment
Boat insurance and depreciation in Washington
Boat insurance averages $200–$500/year for boats under 26 ft. Agreed-value policies are preferred over actual-cash-value. Boats depreciate 30–40% in the first 5 years. Aluminum fishing boats hold value better than fiberglass sport boats. Peak season for private boat sales is early spring (march–may) ahead of boating season, with an average of 45 days on market.
Boat registration and titling
Boats are classified as "Watercraft (state-registered) or USCG-documented vessel" for registration purposes. Boats are measured by length, not weight, for registration. Trailers have separate weight-based registration. Federal odometer disclosure does not apply to boats.
Washington bill of sale statistics
BillOfSaleNow has generated 2,241 bill of sale documents for Washington transactions, with 60 generated this month alone. The most popular vehicle type is car.
FAQ
What documents do I need to sell a boat in Washington?
To sell a boat in Washington, you typically need the vehicle title, a signed bill of sale, and a release of liability form. Some transactions may also require a smog or emissions certificate.
Does Washington require a bill of sale for a boat?
Yes. Washington sellers should keep a signed bill of sale for private boat transfers.
How do I transfer a boat title in Washington?
Sign the back of the title, complete a bill of sale with the buyer, and submit the transfer paperwork to the Washington DMV. Both parties should retain copies of all documents.
Related resources
Informational purposes only. This content is provided for informational purposes only and is not legal advice. Laws vary by state and individual circumstances differ. Consult a licensed attorney for jurisdiction-specific guidance on vehicle transfers, title requirements, or related legal matters.