SDM stands for Sub Divisional Magistrate. A district is divided into subdivisions. Each subdivision is headed by an SDM who enjoys the powers of an Executive Magistrate and Collector. He performs various magisterial tasks under Criminal Procedure Code 1973 and several other minor acts.
An SDM can be a junior member of the Indian Administrative Service or a senior member of the State Civil Services with relevant experience in subordinate positions.
He has direct control over Tahsildars of his subdivision and serves as a channel of correspondence between the District Officer of the District and Tahsildars of his subdivision.
Some of the general responsibilities of an SDM are: