Official Government Website
- Idaho State Police – Commercial Vehicle Safety Division – enforces commercial vehicle safety regulations In Idaho
- Federal Motor Carrier Safety Administration – issues DOT numbers
- Federal Highway Administration
- U.S. Department of Transportation
- National Highway Traffic Safety Administration
Idaho Transportation Department
The Department serves Idaho drivers, auto and recreational vehicle dealers, truckers, pilots and boat dealers and owners. All vehicles operated or pulled on public highways must be titled. This includes:
- cars and trucks
- motorcycles
- travel trailers, transport trailers and boat or utility trailers that have an unladen weight of 2,000 pounds or more. Office and concessions trailers are excluded.
- Slide-in truck campers (5th wheels) and truck campers purchased after 2009
- All-terrain vehicles, utility type vehicles, off-road motorcycles and snowmobiles with engines of 50cc or larger
- Manufactured homes that have not been formally declared real property
- Most boats manufactured after 2000 with a permanently attached mode of propulsion such as inboard/outboard motors, personal water crafts and sailboats and outboard motorboats over 12 feet in length. Similar vessels manufactured or acquired prior to 2000 must be titled if they are being financed.
- Driver and Motor Carrier Services
- Commercial trucking
- Starting a Trucking Business in Idaho
- Automobile and Boat (Vessel) Dealerships – New and Used
- Aviation Services – Division of Aeronautics
- Boats (Vessels) – titling