Bill of sale vs title: which one actually transfers ownership

The title transfers ownership. The bill of sale proves the terms of the sale. You need both, and a bill of sale alone will not get a vehicle registered in most states.

Published July 25, 2026·3 min read

The title is the state-issued document that establishes legal ownership of a vehicle; signing it over is what transfers ownership. The bill of sale is the contract between buyer and seller recording who sold what, for how much, on what date, and on what terms. They do different jobs: the title proves who owns it, the bill of sale proves what was agreed. In most states a bill of sale alone will not get a vehicle titled and registered.

What each document does

	Title	Bill of sale
Issued by	the state DMV	the parties
Proves	legal ownership	terms of the sale
Records liens	yes	no
Odometer disclosure	usually on the title	included
Needed to register	yes, in nearly every state	often required in addition
Protects the seller	limited	yes — price, date, as-is terms

Why you still want the bill of sale

If the title alone transfers ownership, why bother? Because the title records almost nothing about the transaction:

Date and time of transfer. This determines who is responsible for tickets, tolls, accidents and storage from the moment of sale. The bill of sale is the seller's proof of when they stopped being responsible.
Price. Used by the state to assess sales or use tax, and by the buyer to prove basis.
As-is terms. The single most valuable line for a private seller. Without it, a buyer discovering a problem next month has more room to argue.
Payment terms. If any balance remains, the title should not change hands until the money does — and the bill of sale is where that is written.

When the title is missing

Lost title. The registered owner orders a duplicate from the DMV before selling. Do not sell "with a bill of sale only" and promise to send the title later — that is where most private-sale disputes begin.

Lien on the title. The lender holds the title until the loan is paid. The usual route is to complete the sale at the lender's branch, or use the buyer's funds to pay the loan off and have the lien released, then sign the title.

Title never obtained by the seller. The buyer may have to apply for a bonded title: a surety bond, usually a multiple of the vehicle's value, held for a period of years to protect any prior owner who comes forward. It works, but it costs money and takes weeks — which is why "no title, but I'll write you a bill of sale" should reduce the price you are willing to pay, if you buy at all.

Does the bill of sale need to be notarized?

It depends on the state, and on what is being transferred. Some states require notarization for vehicle transfers, others accept a signed document, and a few require the title signature to be notarized rather than the bill of sale. Notarizing when it is not required costs a few dollars and removes any argument about whether a signature was genuine — a reasonable default for higher-value sales. Check your own state DMV's requirements before signing.

What each side should walk away with

Seller: a signed copy of the bill of sale, the title properly signed over with the odometer completed, a release of liability filed with the DMV where available, and their plates removed if that is the state's rule.

Buyer: the signed title, a signed copy of the bill of sale, and a calendar reminder for the state's registration deadline — commonly 10 to 30 days.

Draft the bill of sale correctly

Our template covers buyer and seller, full vehicle identification including VIN, price and payment terms, the federal odometer disclosure, as-is or limited-warranty language, and notary and witness blocks — with a warning if the vehicle has no title, since that changes what the buyer has to do at the DMV.

→ Vehicle Bill of Sale