The following agencies, organizations and documents govern, guide or promote freight transportation in the United States:
U.S. Bureau of Transportation Statistics
U.S. Department of Commerce (International Trade)
U.S. Department of Energy
U.S. Department of Transportation
Federal Aviation Administration
Federal Highway Administration
Federal Railroad Administration
Federal Transit Administration
National Highway Traffic Safety Admin.
U.S. Code
U.S. Customs and Border Protection
U.S. House Committee on Transportation & Infrastructure
DOT Office of Hazardous Materials
Federal Maritime Commission
Surface Transportation Board (STB)
Transportation Research Board
Transportation Research Forum
Transportation Security Administration (TSA)
SAFER
FHWA Freight Management and Operations
Department of Homeland Security (DHS)
Federal Motor Carrier Safety Administration (FMCSA)
Maritime Administration (MARAD)
Office of Secretary of Transportation
US Federal Trade Commission (FTC)
US Postal Service
Smartway Transport Partner (EPA)
Research and Innovative Technology Administration (RITA)
Intermodal Freight Transportation Working Group (IFTWG)