U.S. Federal Agencies
Department of Transportation (DOT)
U.S. Coast Guard (USCG)

Department of Health and Human Resources
Centers for Disease Control and Prevention (CDC)

Department of Justice (DOJ)
Federal Bureau of Investigation (FBI)
Immigration and Naturalization Service (INS)

Department of Commerce
National Oceanic and Atmospheric Administration (NOAA)

Department of Treasury
Internal Revenue Service (IRS)
Customs Service (USCS)

Department of State (DOS)
Office of Security and Counterterrorism

Department of Agriculture
Animal Plant Health Inspection Service (APHIS)

Department of Defense (DOD)
U.S. Army Corps of Engineers (USACOE)

Independent U.S. Agencies
Environmental Protection Agency (EPA)
Federal Communications Commission (FCC)
Federal Maritime Commission (FMC)
National Transportation Safety Board (NTSB)

U.S. State Authorities
Local and municipal law enforcement authorities
Port authorities
State environmental protection agencies
State and local departments of taxation

International Organizations
United Nations
International Maritime Organization (IMO)
International Labor Organization (ILO)
World Health Organization (WHO)

Canada
Health Canada, Occupational and Health Safety Agency
Transport Canada

Flag States
Bahamas
Great Britain
Greece
Liberia
The Netherlands
Norway
Panama

Classification Societies
American Bureau of Shipping (USA)
Bureau Veritas (France)
Det Norske Veritas (Norway)
Lloyd's Register (UK)
Registro Italiano Navale (Italy)