Question

when does state law require drivers to use their headlights (6)

Answer 1

during night. or during a dark cloudy day. this is logic but k

Answer 2

Headlights are required when visibility is 500 feet or less. Drivers must use their headlights when they turn on the windshield wipers. Headlights are also necessary when driving through fog, smoke, mist or other weather conditions which reduce visibility. Hope this helps :)