 The unit was mainly deployed for domestic security and defense operations, but now has gained and achieved many specialties in the scope of policing duties such as implementing SWAT operations, Search and Rescue operations, Riot control and CBR (Chemical, biological and radiological) defense.Brimob also are usually sent to do domestic security operations with the TNI.Since the May 1998 upheaval, PHH ("Pasukan Anti Huru-Hara", Anti Riot Unit) have received special anti-riot training.