Sources for United States

Official and trusted references for this country's driving rules.

Verified: January 20255 official sources

Sources for United States

Official and trusted references for this country's driving rules.

Official authorities

California DMV - Driver handbook

California Department of Motor Vehicles

Verified government source

Official government website

Official California driver handbook and state-specific rules including phone laws.

Verified: May 2026Last checked: 05/26/2026

Used for

Driving licence
General traffic rules
Vehicle obligations
Speed limits
Alcohol limits

Open source

Florida Highway Safety and Motor Vehicles

Florida DHSMV

Verified government source

Official government website

Official Florida driver licensing and traffic law reference.

Verified: May 2026Last checked: 05/26/2026

Used for

Driving licence
General traffic rules
Vehicle obligations

Open source

Governors Highway Safety Association

GHSA

Verified government source

Official government website

State-by-state summaries of traffic laws including phone, seat belt, and DUI policies.

Verified: May 2026Last checked: 05/25/2026

Used for

Driving licence
General traffic rules
Vehicle obligations
Speed limits

Open source

National Highway Traffic Safety Administration

U.S. Department of Transportation

Verified government source

Official government website

Federal authority for road safety standards, school bus rules, and national guidance.

Verified: May 2026Last checked: 05/27/2026

Used for

Driving licence
General traffic rules
Vehicle obligations
Speed limits

Open source

U.S. Department of Transportation

Verified government source

Official government website

Federal transport department with policy and safety resources.

Verified: May 2026Last checked: 05/27/2026

Used for

Driving licence
General traffic rules
Vehicle obligations
Tolls & vignette

Open source