Whether buying from a dealer or a private party, you must submit specific forms to a Washington Vehicle Licensing Office within of purchase to avoid late penalties.
As of , Washington implemented several tax increases for vehicle purchases.
: High-value vehicles (priced over $100,000 ) are now subject to an additional 8% tax on the amount exceeding that threshold. This threshold increases by 2% every July 1st (reaching $102,000 in July 2026).
: Vary by city/county; for example, Seattle’s total combined rate is approximately 11.05% as of 2026.