 The Patrol Bureau, the largest of the Bureaus, created and deployed Project Stabilization Units, Narcotics Units, Anti Crime Units, Bicycle Units, and Emergency Rescue Units; the Detective Bureau deployed a Homicide/Major Case Squad, Robbery Squad, Burglary Squad, Warrant Squad, Elevator Vandalism Squad, and each PSA had a Precinct Detective Unit assigned; the Internal Affairs Bureau had a Special Investigation Unit, and the Civilian Complaint Review Unit; Support Services Bureau had the Motor Pool, responsible for the acquisition, and maintenance of all Department vehicles now numbering over 200; and the Personnel Services Bureau fielded
the Police Academy Unit, the Firearms Training Unit and the Driver Training Unit, making the department the largest and most professional Housing Police Department in the world.In the span of 43 years, the department moved from 47 sworn officers in December 1952, to a diverse Department of over 2700 sworn personnel in 1995.On May 1, 1995, the New York City Housing Authority Police Department was merged into the New York City Police Department and now exists in spirit in the NYPD Housing Bureau.