What are the requirements for vehicle lights within specific visibility limits?

The requirement that vehicle lights must be on and operational is crucial for maintaining visibility and ensuring safety on the road. This stipulation helps to ensure that a vehicle can be seen by others, particularly in low-light conditions or adverse weather that affects visibility. Operational lights enhance the ability of both drivers and pedestrians to identify the vehicle, which is key to preventing accidents.

Moreover, certain regulations may dictate the specific visibility limits under which lights must be activated. For example, during nighttime, in fog, rain, or other conditions where visibility is compromised, having functioning lights is fundamental to road safety. This is especially true for tail lights, headlights, and turn signals, which communicate to other road users the vehicle's intentions and position on the roadway.

Other options such as turning lights off during certain hours do not align with safety requirements for visibility. Allowing any color of vehicle lights could lead to confusion on the roads, as non-standard colors may not communicate the correct traffic messages. Lastly, while flashing lights are used in specific scenarios (like emergency vehicles), they are not a general requirement for all vehicles. Thus, the focus on lights being operational fulfills safety standards mandated for drivers.