Massachusetts law requires headlights to be used:

Question

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.

Accepted Answer

One half hour after sunset until one half hour before sunrise.

Answer

When the driver is tired.

Answer

When the temperature drops below freezing.

Answer

During the day in favorable weather conditions.