Colorado Bill of Sale
Colorado requires a bill of sale in common situations, such as when the title does not show the purchase price. Colorado does not require notarization. Two signatures are enough. Pick what you are selling, fill in the form, and download a free PDF that the Colorado Division of Motor Vehicles will accept alongside DR 2173.
Seller
Buyer
Vehicle details
Price and terms
Colorado bill of sale forms by item
Each form below asks only for what that item needs, and carries Colorado's notary note and agency details in the footer.
- Colorado Vehicle Bill of SaleProves the sale date, so the seller is off the hook for tickets, tolls and accidents after the handoff.
- Colorado Motorcycle Bill of SaleMotorcycles change hands often and informally; a signed bill of sale settles who owned the bike on which date.
- Colorado Boat Bill of SaleBoats, motors and trailers can be three separate pieces of property; one bill of sale ties them to one sale.
- Colorado Trailer Bill of SaleMany trailers under a certain weight are not titled, so the bill of sale is the ownership record.
- Colorado Firearm Bill of SaleProves the date the firearm changed hands if it later turns up somewhere it should not.
- Colorado Mobile Home Bill of SaleMobile homes are titled like vehicles in most states; the bill of sale supports the title transfer.
- Colorado RV Bill of SaleRVs are high-value and often sold with generators, hitches and furnishings that should be listed.
- Colorado ATV / UTV Bill of SaleOff-highway vehicles are often sold without a title, so the bill of sale is the ownership chain.
- Colorado Dirt Bike Bill of SaleMost dirt bikes have no title; this document is the ownership record.
- Colorado Golf Cart Bill of SaleGolf carts are rarely titled; the bill of sale is proof of ownership.
- Colorado Jet Ski Bill of SaleBoat registration offices want the price for tax and the HIN for the record.
- Colorado Snowmobile Bill of SaleSnow states register snowmobiles and tax the purchase price.
- Colorado Scooter / Moped Bill of SaleScooters over the state's cc limit are titled and registered like motorcycles.
- Colorado Equipment Bill of SaleBusinesses need a bill of sale to book the asset and claim depreciation.
- Colorado Tractor Bill of SaleTractors are not titled; this is the ownership paper.
- Colorado Horse Bill of SaleBreed registries (AQHA, APHA, Jockey Club and others) need it to transfer papers.
- Colorado Dog Bill of SaleProof of ownership for licensing, vet records and microchip registration.
- Colorado Livestock Bill of SaleBrand inspection states will not clear cattle for movement or sale without proof of ownership.
- Colorado General Bill of SaleA written receipt for anything worth arguing about.
- Colorado Business Bill of SaleTransfers the assets at closing in one signed document.
Selling privately in Colorado: what to know
Colorado recommends a bill of sale and requires one when the sale price is not listed on the title. The secure DR 2173 form, bought from the state's printer, can also carry the federal odometer disclosure. Plates stay with the seller.
- Bill of sale: required in common cases.
- Notary: notarization optional.
- Official form: DR 2173.
- Agency: Colorado Division of Motor Vehicles.
- Odometer: federal disclosure applies to vehicles under 20 model years old, on the title or a separate statement.
Want the paperwork finished in one sitting? The $9 ready-to-sign pack adds seller and buyer copies, the odometer statement and a Colorado notary page.
Colorado at a glance
- Bill of sale
- Required in common cases
- Notary
- Notarization optional
- Official state form
- DR 2173
- Where the buyer registers
- Colorado Division of Motor Vehicles (dmv.colorado.gov)
- License plates
- Stay with seller
Colorado recommends a bill of sale and requires one when the sale price is not listed on the title. The secure DR 2173 form, bought from the state's printer, can also carry the federal odometer disclosure. Plates stay with the seller.
Checked October 2026 against the state's own guidance. Rules change; confirm before you file.
Common questions
Does Colorado require a bill of sale?+
Colorado requires a bill of sale in common situations, such as when the title does not show the purchase price. Colorado recommends a bill of sale and requires one when the sale price is not listed on the title. The secure DR 2173 form, bought from the state's printer, can also carry the federal odometer disclosure. Plates stay with the seller.
Does a bill of sale have to be notarized in Colorado?+
Colorado does not require notarization. Two signatures are enough.
Is there an official Colorado bill of sale form?+
Yes, DR 2173, published by the Colorado Division of Motor Vehicles. The PDF generated here contains the same information in the same order and is accepted with it or in place of it in most offices.
What do I need to register a vehicle bought privately in Colorado?+
The signed title, the bill of sale, proof of insurance where required, your ID, and payment for sales or use tax plus title and registration fees, filed with the Colorado Division of Motor Vehicles within the state deadline.