The United States Department of Transportation was created in 1967. As of July 2014, Anthony Foxx is United States Secretary of Transportation.
The US Department of Transportation is headed by the Secretary of Transportation.
secretary
The US Department of Justice (DOJ or Justice Department) is headed by the Attorney General.
Most executive departments, such as the Department of Defense, are headed by a secretary.
The US Department of Transportation is a government department, not a market monopoly
The Transportation Security Administration (TSA) began as part of the Department of Transportation (DOT) but was moved to the Department of Homeland Security (DHS) when that department was created.
California Department of Transportation was created in 1895.
Arizona Department of Transportation was created in 1974.
Detroit Department of Transportation was created in 1922.
The department of transportation
Oregon Department of Transportation was created in 1913.
Pennsylvania Department of Transportation was created in 1970.