Free Illinois Boat Bill of Sale
Illinois titles boats through the Department of Natural Resources (IDNR), NOT the Secretary of State. Boats bought from a private seller also use Form RUT-75 (6.25% of sale price) instead of the age-based RUT-50 used for cars — so boats may pay more tax than an equivalent-value car in Illinois.
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Illinois Boat Bill of Sale — What You Need to Know
Sales Tax Details
Boats bought from a private seller pay 6.25% state watercraft use tax on Form RUT-75 — NOT the age-based RUT-50 like cars. Boats under 16 feet (except jet skis) bought from a private seller need no tax return.
Inspection Requirements
No state safety or emissions inspection for watercraft. USCG federal safety equipment rules apply.
Illinois Boat Sale — Step-by-Step Checklist
- Verify HIN on transom matches title.
- Complete bill of sale with HIN, length, year/make, motor serial, sale price.
- Trailer? Trailer titles through Illinois SOS separately using VSD 190 (a trailer bought from a private seller owes no RUT-50 tax).
- Seller signs IDNR title over to buyer.
- Buyer completes the IDNR watercraft application online or by mail (IDNR offices do not process title or registration over the counter).
- Buyer files Form RUT-75 and pays 6.25% state watercraft use tax on the sale price (not needed for boats under 16 feet, except jet skis).
- Boats under 22 feet can be registered without a title; paddled or rowed boats need no registration.
- USCG-documented vessels: federal title, still subject to IL use tax if used in-state.
Common Pitfalls
- Going to the Secretary of State — boats go through IDNR, not SOS.
- Expecting RUT-50 tax — boats bought privately use RUT-75 (6.25% flat), which is often higher than RUT-50 for comparable-value used cars.
- Forgetting the trailer is separate — trailer goes through SOS with VSD 190.
- Assuming sailboats are exempt — every boat with a motor or sail must be registered, and boats 22 feet and longer need a title.
Pro Tip
IL boats: IDNR (not SOS), RUT-75 (not RUT-50), HIN (not VIN). Trailers go separately through SOS — plan for two agencies if selling boat+trailer together.