A district of Himachal Pradesh is an administrative geographical unit, headed by a Deputy Commissioner or District Magistrate, an officer belonging to the Indian Administrative Service. The district magistrate or the deputy commissioner is assisted by a number of officers belonging to Himachal Administrative Service and other Himachal state services.A Superintendent of Police, an officer belonging to the Indian Police Service is entrusted with the responsibility of maintaining law and order and related issues of the district. He is assisted by the officers of the Himachal Police Service and other Himachal Police officials.