Question Massachusetts law requires headlights to be used: Answers When the driver is tired. One half hour after sunset until one half hour before sunrise. When the temperature drops below freezing. During the day in favorable weather conditions. Explanation Massachusetts law requires that your headlights be on one half hour after sunset until one half hour before sunrise. Headlights can help increase visibility in situations with naturally lowered visibility. Pass your DMV Written Test with flying colors Take me to the cheat sheet Massachusetts This questions appears in the following tests: Massachusetts Practice Test 16 Massachusetts Practice Test 16