Move Over Law By State (U.S. Only)

Alabama
State law requires drivers approaching stationary emergency vehicles that are displaying flashing lights, including wreckers, travelling in the same direction, to vacate the lane closest if safe and possible to do so, or to slow to at least 15mph less than the posted speed limit.

Alaska
State law requires drivers approaching stationary emergency vehicles that are displaying flashing flights, including tow trucks, travelling in the same direction, to vacate the lane closest if safe and possible to do so, or to slow to a speed reasonable and prudent for traffic, road, and weather conditions.

Arizona
State law requires drivers to reduce speed and, if safe to do so, vacate the lane closest to any stationary vehicles with flashing or warning lights, including emergency vehicles and tow trucks.

Arkansas
State law requires drivers approaching stationary emergency response vehicles that are displaying flashing lights, including wreckers or tow vehicles, travelling in the same direction, to move to the farthest lane from the vehicle if safe and possible to do so, or to slow to a speed appropriate for road and weather conditions.

California
State law requires drivers to slow down and vacate the lane closest to a stationary emergency response vehicle flashing emergency lights if safe to do so. This includes tow trucks and Caltrans vehicles if displaying flashing amber warning lights.

Colorado
State law requires drivers approaching stationary emergency vehicles that are displaying flashing lights, including tow trucks, travelling in the same direction, to vacate the lane closest, if safe and possible to do so, or to reduce to a speed safe for weather, road, and traffic conditions.

Connecticut
State law requires drivers approaching one or more stationary emergency vehicles, including tow trucks, travelling in the same direction, to reduce speed and, if safe and reasonable to do so, vacate the lane closest to the stationary vehicle.

Delaware
When approaching a stationary emergency vehicle or tow truck with flashing lights, motorists travelling in the same direction are required to move to a lane not adjacent to the vehicle and reduce speed.

District of Columbia
The District of Columbia has no move over law.

Florida
State law requires drivers to reduce speed to 20mph less than the posted speed limit and, if safe to do so, vacate the lane closest to stationary emergency vehicles, including towing and recovery vehicles, when travelling in the same direction. If such movement cannot be safely accomplished, the driver shall reduce speed.

Georgia
State law requires drivers approaching stationary emergency vehicles displaying flashing lights, including towing and recovery vehicles, travelling in the same direction, to vacate the lane closest if safe and possible to do so, or slow below the posted speed limit to a speed reasonable for road and traffic conditions.

Hawaii
State law requires drivers approaching stationary emergency vehicles displaying flashing lights, including tow trucks, to vacate the lane closest if safe and possible to do so (and if possible move two lanes over), and slow to a speed that is safe, reasonable, and prudent.

Idaho
State law requires drivers travelling in the same direction to slow down and vacate the lane closest to a stationary emergency vehicle displaying flashing lights if safe to do so. This includes tow trucks, wreckers, and other recovery vehicles.

Illinois
State law requires drivers approaching stationary emergency vehicles displaying flashing lights, including towing and recovery vehicles, travelling in the same direction, to vacate the lane closest if safe and possible to do so, or slow to a safe speed.

Indiana
State law requires drivers approaching a stationary emergency vehicle displaying flashing lights, including towing and recovery vehicles, travelling in the same direction, to vacate the lane closest if safe and possible to do so, or reduce speed at least 10mph below the speed limit.

Iowa
State law requires drivers approaching a stationary emergency vehicle displaying flashing lights, including towing and recovery vehicles, travelling in the same direction, to vacate the lane closest if safe and possible to do so, or slow to a reasonable speed for road and traffic conditions.

Kansas
State law requires drivers approaching a stationary emergency vehicle displaying flashing lights, including towing and recovery vehicles, travelling in the same direction, to vacate the lane closest if safe and possible to do so, or slow to a speed safe for road, weather, and traffic conditions.

Kentucky
State law requires drivers approaching a stationary emergency vehicle displaying flashing lights, including towing and recovery vehicles, travelling in the same direction, to vacate the lane closest if safe and possible to do so, or slow to a speed safe for road, weather, and traffic conditions.

Louisiana
State law requires drivers approaching any stationary emergency vehicle displaying flashing lights, not including tow trucks, travelling in the same direction, to vacate the lane closest if possible to do so, or slow to a reasonably safe speed.

Maine
State law requires drivers approaching a stationary emergency vehicle displaying flashing lights, including towing and recovery vehicles, travelling in the same direction, to vacate the lane closest if safe and possible to do so, or to slow to a safe and reasonable speed.

Maryland
State law requires drivers travelling in the same direction and approaching a stopped emergency vehicle using flashing lights, including tow trucks, to change into a lane not immediately adjacent to the vehicle, if possible, or to slow to a speed safe for weather, road, and traffic conditions.

Massachusetts
Drivers travelling in the same direction and approaching a stationary emergency vehicle, highway maintenance vehicle, or tow or recovery vehicle with flashing lights must slow down to a safe speed and, if practicable, move to a non-adjacent lane.

Michigan
State law requires drivers approaching a stationary emergency vehicle displaying flashing lights, including towing and recovery vehicles, travelling in the same direction, to vacate the lane closest if safe and possible to do so, or to slow to a speed safe for weather, road and traffic conditions.

Minnesota
State law requires drivers travelling in the same direction to reduce speed and, if safe to do so, vacate the lane closest to stationary emergency vehicles using flashing lights, including towing and recovery vehicles and road maintenance vehicles.

Mississippi
State law requires drivers approaching a stationary emergency vehicle displaying flashing lights, including towing and recovery vehicles, travelling in the same direction, to vacate the lane closest if safe and possible to do so, or slow to a speed safe for road conditions.

Missouri
State law requires drivers approaching a stationary emergency vehicle displaying flashing lights, including towing and recovery vehicles, travelling in the same direction, to vacate the lane closest if safe and possible to do so, or slow to a speed safe for road conditions.

Montana
State law requires drivers approaching a stationary emergency vehicle displaying flashing lights, including towing and recovery vehicles, travelling in the same direction, to vacate the lane closest if safe and possible to do so, or slow to a safe speed. If on a highway with a speed limit 50mph or greater, the driver must slow by at least 20mph below the posted speed limit.

Nebraska
A driver approaching a stopped emergency vehicle, including tow trucks, with flashing lights and travelling in the same direction to vacate the lane closest to the vehicle or reduce speed and maintain a safe speed while passing the vehicle. If vacating the closest lane if not possible, a driver must slow to a safe speed.

Nevada
State law requires drivers travelling in the same direction to reduce speed and, if safe and possible to do so, vacate the lane closest to stationary emergency vehicles and tow vehicles displaying flashing lights.

New Hampshire
State law requires drivers approaching a crash or emergency area to slow to a safe speed and give wide berth to stationary emergency vehicles displaying flashing lights, including towing, recovery, and highway maintenance vehicles.

New Jersey
Motor vehicles approaching a stationary authorized emergency vehicle, tow truck, highway maintenance or emergency service vehicle and travelling in the same direction must move over to a non-adjacent lane if possible, or slow down.

New Mexico
State law requires drivers travelling in the same direction to reduce speed and vacate the lane closest to official emergency vehicles, not including tow trucks.

New York
Drivers travelling in the same direction must exercise due care, include moving from a lane immediately adjacent, and reducing speed, to avoid colliding with a vehicle parked, stopped, or standing on the shoulder or any portion of the highway when the vehicle is an authorized emergency response, tow truck, or maintenance vehicle with its lights flashing.

North Carolina
State law requires drivers approaching a stationary emergency vehicle displaying flashing lights, including towing and recovery vehicles, travelling in the same direction, to vacate the lane closest if safe and possible to do so, or slow to a safe speed.

North Dakota
State law requires drivers approaching a stationary emergency vehicle displaying flashing lights, including wreckers and highway maintenance vehicles, travelling in the same direction, to vacate the lane closest if safe and possible to do so, or slow to a safe speed.

Ohio
State law requires drivers approaching a stationary emergency vehicle displaying flashing lights, including road service vehicles, travelling in the same direction, to vacate the lane closest to if safe and possible to do so, or slow to a speed safe for road, weather, and traffic conditions.

Oklahoma
State law requires drivers approaching a stationary emergency vehicle displaying flashing lights, including wreckers, travelling in the same direction, to vacate the lane closest if safe and possible to do, or slow to a speed safe for road, weather, and traffic conditions.

Oregon
State law requires drivers approaching a stationary emergency vehicle displaying flashing lights, including roadside assistance and tow vehicles, travelling in the same direction, to vacate the lane closest if safe and possible to do so, or to reduce speed to at least 5 mph under the posted speed limit.

Pennsylvania
State law requires drivers approaching an emergency response area, including areas in which a tow truck is offering assistance, to pass in a non-adjacent lane if safe and possible to do so, or slow to a safe speed.

Rhode Island
State law requires drivers approaching a stationary emergency vehicle displaying flashing lights, including roadside assistance vehicles, travelling in the same direction, to vacate the lane closest if safe and possible to do so, and slow to a safe speed.

South Carolina
State law requires drivers to reduce speed and, if safe to do so, vacate the lane closest to stationary emergency vehicles, including tow trucks and recovery vehicles.

South Dakota
State law requires drivers to reduce speed and vacate the lane closest to official emergency vehicles, including tow trucks and wreckers.

Tennessee
State law requires drivers approaching a stationary authorized emergency or utility vehicle, including a tow truck or recovery vehicle, giving a signal by use of flashing lights and travelling in the same direction, to reduce speed and, if safe to do so, vacate the lane closest to the vehicles, or reduce to a speed safe for road conditions.

Texas
State law requires drivers approaching a stationary authorized emergency vehicle, including a tow truck and TX DMV vehicles and workers, using approved visual signals, and travelling in the same direction, to reduce speed (not to exceed 20 mph less than a posted speed limit of 25 mph or more, or not more than five mpg when the posted speed limit under 25 mph) and vacate the lane closest to the emergency vehicles.

Utah
State law requires drivers approaching a stationary authorized emergency vehicle, tow truck or highway maintenance vehicle displaying flashing lights, and travelling in the same direction, to reduce speed and, if safe to do so, vacate the lane closest to stationary vehicles.

Vermont
State law requires drivers approaching a stationary law enforcement vehicle, ambulance, fire fighting vehicle, a vehicle used in rescue operations, or a towing and repair vehicle displaying signal lamps, and travelling in the same direction, to reduce speed and, if safe to do so, vacate the lane closest to the stationary vehicles.

Virginia
State law requires drivers approaching a stationary vehicle, including a tow truck, that is displaying a flashing lights and travelling in the same direction to vacate the lane closest to the stationary vehicle if safe to do so, or slow to a speed safe for highway conditions.

Washington
State law requires drivers to vacate the lane closest to stationary emergency vehicles, including tow trucks, if they are travelling in the same direction and it is safe to do so. If not, drivers are required to slow down and may not exceed the speed limit within 200 feet before and after a stationary emergency vehicle that has its flashing lights activated.

West Virginia
State law requires drivers approaching and travelling in the same direction as a stationary authorized emergency vehicle, including a tow truck, that is flashing lights, to change to a non-adjacent lane if safe to do so, or to slow to no more than 15 mph on a non-divided highway or 25 mph on a divided highway.

Wisconsin
State law requires drivers travelling in the same direction and approaching an authorized emergency vehicle or roadside service vehicle, including a tow truck, that is displaying flashing lights and parked or standing on or within 12 feet of a roadway, to vacate the lane closest to the stationary vehicle, if safe to do so, and reduce speed.

Wyoming
State law requires drivers approaching an official stationary emergency vehicle making use of appropriate visual signals, including tow trucks effective July 1, 2015, to merge into the lane farthest from the vehicle when traveling in the same direction, if safe to do so, or to slow to a speed that is 20 miles per hour less than the posted speed limit.