While there are exemptions, these are the documents used to change the ownership of most vehicles.
Off Road Vehicles only require a bill of sale
Trailers do not require safety's for registration, but may require one for transportation on public roadways.
PST (7%) may collected when registering your vehicle for the first time. If you have sold a vehicle within 6 months of the purchase date you can apply for a PST rebate on the lesser bill of sale price. Bring in both Bill of Sales when registering the vehicle for the first time to apply, or complete and mail in a RST Refund Request Form.