Recently established, the Department of Homeland Security has three primary missions -- to prevent terrorist attacks within the United States, reduce America's vulnerability to terrorism, and minimize the damage from potential attacks and natural disasters. Approximately 20 agencies have been transferred to the new department including several that directly impact the maritime industry, namely the U.S. Coast Guard, the Transportation Security Administration, and the U.S. Customs Service.
Currently under the umbrella of the DOT, the Coast Guard is now an agency headed by the Commandant of the Coast Guard within the Department of Homeland Security. The Coast Guard plays an important role in promoting safety and security in marine transportation and has specific regulatory responsibilities in commercial vessel safety and maritime security, including:
Established by the Aviation and Transportation Security Act, the TSA falls under the Border and Transportation Security Directorate of the Department of Homeland Security. The mission of the TSA is to protect the Nation's transportation systems, including aviation, maritime, land and rail, to ensure freedom of movement for people and commerce.
Previously under the Treasury Departmentand known as the U.S. Customs Service, CBP is uniquely positioned at the border/waterfront with equipment and personnel in place to perform critical tasks as part of homeland security, including the examination and tracking of the international movement of airborne and waterborne cargoes.