To prove the vehicle is certified, the mechanic provides a Safety Standards Certificate (each Province will have its own similar term). A certified vehicle is obtained when the seller brings the vehicle to a licensed mechanic to inspect its mechanical fitness based on the required legal standards of inspection.
The document can state that the seller is selling the vehicle either certified or as is. Specifically, a Bill of Sale of Motor Vehicle is a document the seller gives to the buyer when the transaction involves a motor vehicle. A Bill of Sale is a legal document that the seller usually gives to the buyer when selling property.