An Idaho Bill of Sale is a legal document used to transfer ownership of a valuable item from one person to another, based on the specific state laws of Idaho (ID).
Bill of Sale – By Type (5)
A form to buy or sell a motor vehicle in the state of Idaho. In many states, a bill of sale is required to register a vehicle at the Department of Motor Vehicles (DMV).
This document to transfers ownership of recreational water vehicles (such as motorboats, sailboats, yachts, and jet skis) in the state of Idaho.
A form to buy or sell a trailer (or any non-motorized vehicle pulled by another vehicle) in the state of Idaho and register it at the Department of Motor Vehicles (DMV).
This document transfers ownership of a gun (such as a handgun, rifle, or shotgun) in the state of Idaho, and avoid legal or criminal issues involving the weapon after it is sold.
A form to transfer motorcycle ownership in Idaho and document all details surrounding the transaction.
When you buy a vehicle in Idaho, you must title and register it with the Idaho Transportation Department’s Motor Vehicle Division (DMV) within 30 days of purchase. 
An Idaho vehicle bill of sale provides proof of purchase and includes critical details that can streamline your title and registration process.
The official vehicle bill of sale form from the DMV is in English.
An Idaho vehicle bill of sale form does not need to be notarized to be valid.
You may owe sales or use tax when buying a vehicle in a private sale unless an exemption applies. 
The state determines taxes based on the vehicle’s sales price listed on the vehicle bill of sale.
Vehicle Registration Forms
- Application for Certificate of Title (Form ITD 3337)
- Bill of Sale
- Odometer reading (for vehicles with the model year 2011 and newer and weighing under 16,000 pounds)
- VIN inspection (for vehicles originating from out of state)
- Title application (optional).
- Proof of insurance (see a list of companies here)
- Registration fees
- Valid Idaho driver’s license or photo ID
- Application for Special Plates for Special Vehicles (Form ITD 3675) to obtain special plates for antique vehicles)
Boat Registration Forms
- Bill of Sale
- Title or Indemnifying Affidavit (form ITD-3410)
- Release of Interest
- Power of Attorney (to sign title on another’s behalf)
Firearm Registration Forms
Idaho has no law requiring firearms to be registered. The Firearm Bill of Sale form serves as proof of payment and proof of a firearm/gun ownership exchange.
Below is an example of an Idaho Bill of Sale form.