Alabama
Radar detectors are prohibited for use by commercial vehicles.
Select A Law
Radar Detectors (Click here for Canada)
United States
Alaska
Radar detectors are permitted.
Arizona
Radar detectors are permitted.
Arkansas
Radar detectors are permitted.
California
Radar detectors are permitted.
Colorado
Prohibited for use by commercial vehicles.
Connecticut
Radar detectors are permitted.
Delaware
Radar detectors are permitted.
District of Columbia
Radar detectors are not permitted.
Florida
Radar detectors are permitted.
Georgia
Radar detectors are permitted.
Hawaii
Radar detectors are permitted.
Idaho
Prohibited for use by commercial vehicles.
Illinois
Prohibited for use by commercial vehicles.
Indiana
The use of radar detectors is permitted.
Iowa
Radar detectors are permitted.
Kansas
Not permitted for use with commercial vehicles.
Kentucky
Radar detectors are permitted.
Louisiana
Radar detectors are permitted.
Maine
Radar detectors are permitted.
Maryland
Prohibited for use by commercial vehicles.
Massachusetts
Radar detectors are permitted.
Michigan
Radar detectors are permitted.
Minnesota
Radar detectors are permitted.
Mississippi
Radar detectors are permitted.
Missouri
Prohibited for use by commercial vehicles.
Montana
Prohibited for use by commercial vehicles.
Nebraska
Prohibited for use by commercial vehicles.
Nevada
Radar detectors are permitted.
New Hampshire
Radar detectors are permitted.
New Jersey
Radar detectors are permitted.
New Mexico
Radar detectors are permitted.
New York
Radar Detectors are prohibited for use by all commercial vehicles weighing more than 10,000 pounds, and all vehicles weighing more than 18,000 pounds.
North Carolina
Radar detectors are permitted.
North Dakota
Radar detectors are prohibited for use by commercial vehicles.
Ohio
Prohibited for use by commercial vehicles.
Oklahoma
Radar detectors are prohibited for use by commercial vehicles. It is not illegal per Oklahoma code to use a radar detector but there is a DOT regulation which can be used to cite use of a detector as a traffic violation.
Oregon
Radar detectors are permitted but are prohibited for use by commercial vehicles.
Pennsylvania
Radar detectors are permitted.
Rhode Island
Radar detectors are permitted.
South Carolina
Radar detectors are permitted.
South Dakota
Radar detectors are permitted.
Tennessee
Prohibited for use by commercial vehicles.
Texas
Radar detectors are prohibited for use by commercial vehicles.
Utah
Prohibited for use by commercial vehicles.
Vermont
Radar detectors are permitted.
Virginia
Radar detectors are not permitted.
Washington
Prohibited for use by commercial vehicles.
West Virginia
Radar detectors are permitted.
Wisconsin
Radar detectors are permitted but are prohibited for use by commercial vehicles.
Wyoming
Prohibited for use by commercial vehicles.
Puerto Rico
Radar detectors are permitted.
Canada
Alberta
Radar detectors are permitted.
British Columbia
Radar detectors are permitted.
Manitoba
Radar detectors are prohibited.
New Brunswick
Radar detectors are prohibited.
Newfoundland and Labrador
Radar detectors are prohibited.
Northwest Territories
Radar Detectors are prohibited.
Nova Scotia
Radar detectors are prohibited.
Nunavut
Radar detectors are prohibited.
Ontario
Radar detectors are prohibited.
Prince Edward Island
Radar detectors are prohibited.
Quebec
Radar detectors are prohibited.
Saskatchewan
Radar detectors are permitted.
Yukon
Radar detectors are not permitted.
