Department of Transportation (DOT) — the U.S. government agency charged with the oversight of all forms of
transportation within the United States. Leadership of the DOT is provided by
the secretary of transportation, who is the principal adviser to the president
in all matters relating to federal transportation programs. The Office of the
Secretary oversees the formulation of national transportation policy and
promotes intermodal transportation. Other responsibilities range from
negotiation and implementation of international transportation agreements,
assuring the fitness of U.S. airlines, enforcing airline consumer protection
regulations, issuance of regulations to prevent alcohol and illegal drug misuse
in transportation systems, and preparing transportation legislation.
(Source:
www.transportation.gov/administrations)