Driving laws by state

This group is what should appear when someone searches “Driving laws by state” or “driving traveling across state lines.” Each topic below has its own 50-state page and a solo layer on the live map.

Searches that should land here

Driving laws by state
Driving map
Driving traveling
traffic laws that change at the state line
road trip laws USA

Topics in Driving

Seatbelt & truck bed laws by state — Which seats must buckle, and whether a pickup bed is legal here
Seatbelt enforcement type laws by state — Primary vs secondary seatbelt stops
Phone / distracted driving laws by state — Handheld phone rules
Radar / LIDAR detectors laws by state — Passenger-vehicle radar detectors
Motorcycle helmet laws by state — Who must wear a DOT helmet here — age, insurance, and course exceptions
Window tint laws by state — Front-side visible-light transmission (VLT %) on this state's roads
Child / booster seats laws by state — Rear-facing, booster age or height, and first-offense fine where you are driving
Headlights with wipers laws by state — Wipers-on / lights-on rules
EV HOV access laws by state — Solo EV / clean-vehicle HOV access
Move-over law laws by state — Which stopped vehicles, and whether you must drop a set number of mph
Interstate max speed laws by state — Highest rural interstate / freeway posted max
Lane split / filter laws by state — Motorcycle lane splitting / filtering
Studded snow tires laws by state — Metal studded tire rules
Toll / cashless / plate-pay laws by state — Will you hit cashless tolls / mail invoices?
Left lane / keep right laws by state — Keep right except to pass — left-lane hanging risk
School-bus stop laws by state — Must you stop for a stopped school bus on this state's roads?
Work-zone fines laws by state — Do work-zone tickets double (or worse) while you drive here?
Motorcycle eye protection laws by state — Eye protection required while you ride here
Speed / red-light cameras laws by state — Will a camera ticket follow you home from this state?