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Connecticut Vehicle Bill of Sale

Connecticut requires a bill of sale for private sales. Fill in the form below and download a free, one-page Connecticut vehicle bill of sale PDF that includes everything the Connecticut Department of Motor Vehicles looks for, matching the fields on Form H-31. Nothing you type leaves your browser.

Connecticut
Vehicle Bill of Sale

Seller

Buyer

Vehicle details

Price and terms

How to sell a vehicle in Connecticut

A car bill of sale records who sold which vehicle to whom, for how much, and on what date. The buyer uses it to register and pay tax; the seller keeps a copy as proof the car changed hands before any tickets or tolls showed up.

Seller steps

  1. Confirm you hold clear title. If a lender is on the title, get the lien release before you list it.
  2. Agree on the price and fill in the Connecticut vehicle bill of sale above with the buyer. Record the VIN and the exact odometer reading.
  3. Both parties sign and each keeps a copy. Connecticut does not require a notary.
  4. Sign the title over to the buyer exactly as your name appears on it, and complete the odometer section on the title if the vehicle has one.
  5. File a notice of sale or release of liability with the Connecticut Department of Motor Vehicles if Connecticut offers one, remove your plates if the state keeps plates with the seller, and cancel the insurance once the buyer has driven away.

Buyer steps

  1. Bring the signed bill of sale (or Connecticut's Form H-31), the signed title and your ID to the Connecticut Department of Motor Vehicles.
  2. Expect to pay sales or use tax on the price shown on the bill of sale, plus title and registration fees.
  3. Register within Connecticut's deadline, commonly 10 to 30 days from the sale date, to avoid late penalties.

Before you sign

  • Copy the VIN straight off the dashboard plate or door-jamb sticker, not from memory.
  • Write the odometer reading at the moment of sale; federal law requires it for most vehicles under 20 model years old.
  • Both parties sign, and each keeps a signed copy.
  • Sellers: remove the plates if your state keeps plates with the seller, and file a notice of sale or release of liability if your state offers one.

Why a bill of sale matters for a vehicle

  • Proves the sale date, so the seller is off the hook for tickets, tolls and accidents after the handoff.
  • Shows the DMV or county tax office the price paid, which sets sales tax.
  • Backs up the signed title if the title is lost or has no price field.
  • Documents an as-is sale so the buyer cannot come back over a repair later.

Selling a vehicle? The $19 sell-your-vehicle kit adds a signed release of liability and a Connecticut checklist to the pack, so the handoff is finished the day you sign.

Connecticut at a glance

Bill of sale
Required for private sales
Notary
Notarization optional
Official state form
Form H-31
Where the buyer registers
Connecticut Department of Motor Vehicles (portal.ct.gov/dmv)
License plates
Stay with seller

Connecticut requires a bill of sale (Form H-31, or your own with the same contents) along with proof of ownership to process a new registration; vehicles over 20 model years are not titled and use the Q-1 supplemental assignment with the last registration. No notary is required. Plates stay with the seller.

Checked October 2026 against the state's own guidance. Rules change; confirm before you file.

Connecticut vehicle bill of sale questions

Is a bill of sale required to sell a vehicle in Connecticut?+

Connecticut requires a bill of sale for private sales. Connecticut requires a bill of sale (Form H-31, or your own with the same contents) along with proof of ownership to process a new registration; vehicles over 20 model years are not titled and use the Q-1 supplemental assignment with the last registration. No notary is required. Plates stay with the seller. Connecticut publishes Form H-31 for this; the PDF from this page carries the same information and is accepted alongside it.

Does a Connecticut vehicle bill of sale need to be notarized?+

Connecticut does not require notarization. Two signatures are enough. If you want extra certainty, the ready-to-sign pack includes a notary acknowledgment page you can use anyway.

Where does the buyer take the bill of sale in Connecticut?+

To the Connecticut Department of Motor Vehicles or the county office that handles vehicle registration, together with the signed title, proof of insurance where required, and payment for tax and fees.

Does a car bill of sale need to be notarized?+

Most states do not. Louisiana and West Virginia require it, Maryland requires it for vehicles 7 years old or newer sold below book value, and several states ask for it only when the bill of sale stands in for a missing title. The ready-to-sign pack includes a notary page for any state.

Is a bill of sale the same as a title?+

No. The title is the state ownership record and must be signed over separately. The bill of sale is the receipt for the transaction. Most buyers need both to register.

What does "as-is" mean on a bill of sale?+

The buyer accepts the vehicle in its current condition with no warranty from the seller. It protects a private seller from claims over mechanical problems found later.