Does Oregon Require a Bill of Sale to Sell a Car?

If you are selling a car in Oregon, you have probably wondered if the law requires you to complete a bill of sale. For most private sellers the answer is no, Oregon does not mandate a bill of sale to transfer a vehicle, but that short answer hides an important catch. Whether you need one depends on whether your name appears on the title, and there is a separate step you should take to release your liability that has nothing to do with the bill of sale. This guide explains what the Oregon DMV actually requires, what it only recommends, and why completing a bill of sale anyway is the smart move.
Is a Bill of Sale Legally Required in Oregon?
In the standard case, no. If your name is on the Oregon title as the owner, you transfer ownership by signing the title over to the buyer, and a separate bill of sale is not required for that transfer. Oregon does provide an official Vehicle Bill of Sale, Form 735-501, for sellers who want one, but the DMV is clear that you do not have to use Oregon's form. Any document that releases your interest works as long as it contains the right information.
The exception is when your name is not on the title. If you are selling a vehicle whose title does not list you as the owner, Oregon requires a bill of sale to bridge that gap. According to the Oregon DMV, an acceptable bill of sale in that situation must include the vehicle identification number, a statement releasing interest in the vehicle, the printed name of the seller or sellers, the seller's signature or signatures, and the date of sale. So the honest answer to "does Oregon require a bill of sale" is: usually not, but sometimes yes, and you should know which case you are in.
What the Oregon DMV Needs to Transfer the Title
The core of an Oregon sale is the title itself. As the seller, you release ownership by signing and dating the back of the title, or by completing a bill of sale, which formally releases your interest in the vehicle. If there is still a loan on the car, you cannot complete the sale until the lien is satisfied, because the lienholder's interest has to be released first. Oregon does not allow you to sell, gift, or donate a vehicle while an unpaid loan is attached to it.
On the buyer's side, the new owner is responsible for applying to transfer the title into their name. For most vehicles, an odometer disclosure is part of the transaction, generally for vehicles of model year 2011 or newer that are under 20 years old. The buyer takes the signed title, and the bill of sale if one was used, to the DMV to complete the title transfer and registration. As the seller, your obligation is to hand over a properly signed title and any release document the buyer needs, not to complete the buyer's registration for them. That said, giving the buyer clean, accurate paperwork is in your interest, because a transfer the buyer cannot finish is one that leaves your name lingering on the vehicle longer than it should.
The Oregon Notice of Sale and Releasing Your Liability
This is the step many sellers miss, and it is the one that protects you. Separate from signing the title, Oregon asks you to notify the DMV that you have sold or transferred the vehicle. You do this with the Notice of Sale or Transfer of a Vehicle, Form 735-6890, and you should file it within 10 days of the sale. You can submit the notice online through the state's DMV2U system or by completing and mailing the form.
Filing the notice tells the DMV that you are no longer the person operating or responsible for the vehicle as of a specific date. It is important to understand what this does and does not do. The notice places a note on your record that you sold the vehicle, but you remain listed as an owner in the state's records until the buyer actually transfers the title into their own name. The notice is your documented statement of the sale date, which is exactly what you want on file if the buyer delays the title transfer and the vehicle is involved in anything during the gap.
Why You Should Use a Bill of Sale Anyway
Even when Oregon does not require it, a bill of sale is cheap insurance. The Notice of Sale tells the DMV the sale happened, but it does not capture the full terms between you and the buyer. A bill of sale records the agreed price, the as-is condition, the exact date the car changed hands, and both signatures. Those details matter the moment a question arises. If the buyer later disputes what they paid, claims you concealed a defect, or is slow to register the car, your signed bill of sale is the document that answers the question in writing.
It also helps the buyer. The price documented on a bill of sale is what the state can use when assessing any tax or fees, and it gives the buyer a clear record of the purchase for registration. Creating a complete Oregon vehicle bill of sale takes only a few minutes, and pairing it with a proper vehicle bill of sale keeps both sides protected regardless of which way the title situation falls.
The Short Version for Oregon Sellers
If your name is on the title, sign and date the back of the title to release ownership, and a bill of sale is recommended but not required. If your name is not on the title, Oregon requires a bill of sale containing the VIN, a release of interest, your printed name, your signature, and the date. Either way, clear any loan first, file the Notice of Sale (Form 735-6890) within 10 days to document the sale date, and keep a signed copy of every document. None of these steps is difficult, and together they leave you cleanly out of a car you no longer own.
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Frequently Asked Questions
Is a bill of sale legally required to sell a car in Oregon?
Usually not. If your name is on the Oregon title, you transfer ownership by signing the title, and a bill of sale is recommended rather than required. The exception is when your name is not on the title, in which case Oregon requires a bill of sale that includes the vehicle identification number, a statement releasing your interest, your printed name, your signature, and the date of sale.
How do I release liability after selling a car in Oregon?
You file a Notice of Sale or Transfer of a Vehicle with the Oregon DMV, Form 735-6890, within 10 days of the sale. You can submit it online through the DMV2U system or by mailing the form. The notice records that you sold the vehicle as of a specific date, although you remain listed as an owner in DMV records until the buyer transfers the title into their own name.
What does Oregon need to transfer a car title?
The seller releases ownership by signing and dating the back of the title, or by completing a bill of sale that releases their interest. Any loan on the vehicle must be paid off first, because Oregon does not allow a sale while a lien is unpaid. The buyer then applies to transfer the title into their name, usually with an odometer disclosure for vehicles of model year 2011 or newer that are under 20 years old.
Jill Stradley writes about private sales, title transfers, and the paperwork that trips people up when buying or selling cars, boats, and everything in between. She got interested in the topic after a used car sale gone wrong taught her more about DMV requirements than she ever wanted to know. Now she breaks down what each state actually requires so other people don't have to learn the hard way.
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