An Illinois Bill of Sale is a form used to legally document the sale of personal property in the state of Illinois.
When selling a vehicle, boat, or firearm you should use a bill of sale specifically for that purpose.
A Bill of Sale will protect both the buyer and seller in the event of a legal dispute in Illinois, so both parties should keep a copy of the document for their records.
Types of Bill of Sale
Illinois Bill of Sale Requirements
Illinois law does not require a vehicle bill of sale, which is a legal document that acts as a receipt and shows when ownership of a car switched hands when it is purchased from an in-state dealer or individual.
However, new Illinois residents who lease vehicles must submit out-of-state titles or other proof of ownership, such as a bill of sale, when they apply for a title and registration.
An Illinois vehicle bill of sale provides legally binding evidence of a motor vehicle purchase between a private buyer and seller.
Illinois requires all vehicle owners to title and register their cars, and the bill of sale provides essential details to streamline that process.
Your Illinois vehicle bill of sale should be in English for titling and registration purposes.
To complete a private car sale, your Illinois vehicle bill of sale does not require notarization.
Illinois sales and use taxes on your private vehicle purchase depend on the vehicle’s model year and selling price. 
You must complete the Private Party Vehicle Use Tax Transaction (RUT-50) at the time of title and registration.
Vehicle Registration Forms
- Application for Vehicle Transaction(s) (VSD 190)
- Title (with certified odometer reading)
- Vehicle identification number (VIN) verification
- Appropriate tax forms
- Proof of ownership (bill of sale)
- Antique vehicle license plates application for vehicles older than 25 years 
Boat Registration Forms
- Bill of sale
- Online Watercraft Application 
- Original Manufacturer’s Statement of Origin (MSO) for new boats purchased from a dealer or retailer
- Title or registration
- Titling and registration fees
- Tax forms and payment, if applicable 
Firearm Registration Forms
- Firearm Owners Identification (FOID) card 
- Proof of Sale (bill of sale)
Illinois Bill of Sale Sample
Below is an example of an Illinois bill of sale form.