Overview#Federal Bureau of Investigation (FBI) is the domestic intelligence and security service of the United States, which simultaneously serves as the nation's prime federal law enforcement agency. Operating under the jurisdiction of the United States Department of Justice.
Federal Bureau of Investigation is concurrently a member of the U.S. Intelligence Community and reports to both the Attorney General and the Director of National Intelligence. A leading U.S. counterterrorism, counterintelligence, and criminal investigative organization.
Federal Bureau of Investigation has jurisdiction over violations of more than 200 categories of federal crimes.