Final answer:
The Federal Motor Vehicle Safety Standard certification is found on the driver's side door frame and contains vital safety and legal information regarding the vehicle.
Step-by-step explanation:
The Federal Motor Vehicle Safety Standard certification label appears on the driver's side door frame. This label contains important information about the vehicle such as the date of manufacture, the gross vehicle weight rating, and compliance certification with safety standards. It is crucial for both safety and legal reasons to ensure that the vehicle adheres to these standards as set forth by federal regulations.