Sandwiched between the great Himalayan foothills to the north and the plateau of Meghalaya to the south, the lush valley of Assam state is dominated by the mighty Brahmaputra river. There are total 27 districts in Assam. Karbi-Anglong is the largest district of Assam with nearly 10,434 square kms of area; the second largest is 'Sonitpur' district, which is approximately half of the area of 'Karbi Anglong' district. A district of Assam is headed by a Deputy Commissioner who is over all in-charge of the administration in that particular district. As a Deputy Commissioner he is the executive head of the district with multifarious responsibilities. As the District Magistrate he is responsible for maintaining the law and order situation in the district. As the Collector he is the Chief Revenue Officer of the district, responsible for revenue collection and recovery. The Police administration in the district is under the control of Superintendent of Police (SP).