§ 25651 Motorcycle Headlamp Visibility Requirements
This law says that motorcycles must have headlights bright enough to see people or other vehicles at certain distances, depending on how fast the motorcycle is going.
Riding a motorcycle at night
If you're riding your motorcycle at 30 mph at night, your headlight must be strong enough to let you see a person or another vehicle at least 200 feet ahead.
Distance = 100 feet (if speed < 25 mph), 200 feet (if 25 mph ≤ speed ≤ 35 mph), 300 feet (if speed > 35 mph)
Riding a motorcycle at 40 mph at night
Result: The headlight must be bright enough to see a person or vehicle 300 feet ahead.
AI-generated — May contain errors. Not legal advice. Always verify source.
§ 25651 Motorcycle Headlamp Visibility Requirements
Last verified: January 9, 2026