What is one of the required equipment on passenger vehicles according to state law?

Functional headlights are indeed a required piece of equipment on passenger vehicles according to state law. Headlights are crucial for safe driving, especially at night or in low-visibility conditions such as rain or fog. They allow the driver to see the road ahead and make the vehicle more visible to others, significantly reducing the risk of accidents.

In many jurisdictions, including Texas, state laws mandate that all vehicles must have working headlights to ensure that safety standards are met. Without functioning headlights, a driver would be unable to navigate effectively in the dark or during inclement weather.

Other items listed, such as emergency food supplies, Bluetooth audio systems, and sunroofs, are not legally required for passenger vehicles. While they may enhance comfort or convenience, they do not play a direct role in the safety and operability of the vehicle in the same way that headlights do.