Amtrak Police Department
The Amtrak Police Department (APD) is a federal railroad police department of Amtrak (also known as the National Railroad Passenger Corporation), the government-owned passenger train system in the United States. It is headquartered at Union Station in Washington, D.C., and as of 2019 has a force of 452 sworn police officers, most of whom are stationed within the Northeast Corridor, Amtrak's busiest route.