A collectible motor vehicle must be maintained in what condition?

A collectible motor vehicle must be maintained in "show condition," which indicates that the vehicle should be preserved to a high standard of appearance and functionality for exhibitions or showcases. This means the vehicle should not only be operational but should also look pristine and be free from any significant wear and tear, rust, or cosmetic damage. In show condition, the vehicle often features detailing that highlights its unique features and original specifications while being in excellent mechanical order.

The other options suggest varying levels of maintenance that do not align with the standards typically expected for collectible vehicles. Operational condition alone does not address the aesthetic aspects that are crucial for collectibles, while everyday driving condition implies a degree of wear and usability that is not appropriate for collectible status. Restoration condition indicates that a vehicle may still require work to bring it up to collectible standards, which does not reflect the ideal state for a collectible vehicle that is already in show condition. Therefore, show condition is the most fitting choice for maintaining a collectible motor vehicle.