Which characteristic defines a Commercial Motor Vehicle?

A Commercial Motor Vehicle is primarily defined by its use in transporting property for commercial purposes. This means that the vehicle is specifically utilized for business-related activities, such as delivering goods or materials, rather than for personal reasons. The distinction of a commercial vehicle lies in its role within the economy, facilitating trade and transportation that supports various industries.

Focusing on the options that don't align with this definition helps clarify why the correct choice is significant. For example, a vehicle designed solely for passenger transport is not commercial unless it is part of a business operation, like a taxi or shuttle service. Similarly, vehicles that are used exclusively for personal purposes do not meet the criteria as they do not engage in business transactions or assist in economic activities. Lastly, the weight limit of under 10,000 lbs generally refers to a classification of vehicles but does not provide a complete picture of their commercial use. Many commercial motor vehicles exceed this weight threshold, so weight alone is not an exclusive characteristic of commercial vehicles. Therefore, the emphasis on transporting property for commercial use fundamentally defines what characterizes a Commercial Motor Vehicle.