U.S. Marshals Service

The U.S. Marshals Service is the nation's oldest federal law enforcement agency, established in 1789. Its mission is to enforce federal laws and provide essential support to the federal justice system. The agency's duties are broad, encompassing the protection of the federal judiciary, ensuring court security, and safeguarding judges and other court personnel.

A core function involves apprehending federal fugitives and criminals. The Service also manages and sells assets acquired through illegal means, handling their custody, management, and disposal. Furthermore, it is responsible for the housing and transportation of federal prisoners, ensuring their security during transit to correctional facilities. The U.S. Marshals Service also operates the Witness Security Program, assuring the safety of endangered government witnesses and their families. The agency executes federal court orders and collects and disburses funds as part of its comprehensive support to the American justice system. Its headquarters is located in Arlington, VA.