United States Law Enforcement Agencies

law enforcement agencies

Following is information on U.S. Law Enforcement Agencies:

Bureau of Alcohol, Tobacco and Firearms (ATF) – The Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) is a law enforcement agency within the U.S. Department of Justice. Its unique responsibilities include protecting the public and reducing violent crime. ATF enforces the Federal laws and regulations relating to alcohol and tobacco diversion, firearms, explosives, and arson.

Federal Bureau of Prisons – The Bureau is responsible for the custody and care of more than 181,000 Federal offenders. Approximately 85 percent of these inmates are confined in Bureau-operated correctional facilities or detention centers. The remainder are confined through agreements with state and local governments or through contracts with privately-operated community corrections centers, detention centers, prisons, and juvenile facilities.

Drug Enforcement Administration (DEA) – The mission of the Drug Enforcement Administration (DEA) is to enforce the controlled substances laws and regulations of the United States and bring to the criminal and civil justice system of the United States, or any other competent jurisdiction, those organizations and principal members of organizations, involved in the growing, manufacture, or distribution of controlled substances appearing in or destined for illicit traffic in the United States; and to recommend and support non-enforcement programs aimed at reducing the availability of illicit controlled substances on the domestic and international markets.

Federal Bureau of Investigation (FBI) – The Federal Bureau of Investigation (FBI) is the investigative arm of the US Department of Justice. The FBI’s investigative authority can be found in Title 28, Section 533 of the US Code. Additionally, there are other statutes, such as the Congressional Assassination, Kidnapping, and Assault Act (Title 18, US Code, Section 351), which give the FBI responsibility to investigate specific crimes.

Financial Crimes Enforcement Network – The mission of the Financial Crimes Enforcement Network is to safeguard the financial system from the abuses of financial crime, including terrorist financing, money laundering, and other illicit activity.

Federal Law Enforcement Training Center – The FLETC serves as an interagency law enforcement training organization for 81 Federal agencies (aka Partner Organizations). The Center also provides services to state, local, and international law enforcement agencies

Interpol – Interpol exists to help create a safer world. Its aim is to provide a unique range of essential services for the law enforcement community to optimize the international effort to combat crime.

U.S. Marshals Service – The Marshals Service is the nation’s oldest and most versatile federal law enforcement agency. Since 1789, federal marshals have served the nation through a variety of vital law enforcement activities. Ninety-four U.S. marshals, appointed by the president or the U.S. attorney general, direct the activities of 94 district offices and personnel stationed at more than 350 locations throughout the 50 states, Guam, Northern Mariana Islands, Puerto Rico and the Virgin Islands. Each district, and the District of Columbia Superior Court, is headed by a U.S. marshal. The Marshals Service’s headquarters are located in the Washington, D.C. area. The Marshals Service occupies a uniquely central position in the federal justice system. It is involved in virtually every federal law enforcement initiative. Approximately 4,800 deputy marshals and career employees perform the following nationwide, day-to-day missions.

National Institute of Justice – NIJ is the research, development, and evaluation agency of the U.S. Department of Justice and is dedicated to researching crime control and justice issues. NIJ provides objective, independent, evidence-based knowledge and tools to meet the challenges of crime and justice, particularly at the State and local levels.


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