Question Headlights must be used: Answers After 6 p.m. and before 7 a.m. After 7 p.m. and before 8 a.m. After 8 p.m. and before 7 a.m. during daylight savings time. From sunset to sunrise. Explanation You must have your headlights turned on when driving from a half hour after sunset until a half hour before sunrise. Turn on your headlights when driving in lowered-visibility situations. Pass your DMV Written Test with flying colors Take me to the cheat sheet South Carolina This questions appears in the following tests: South Carolina Practice Test 13 South Carolina Practice Test 6