The Full form of SDM is Sub Divisional Magistrate. A district is divided into subdivisions. Each subdivision is headed by an SDM, an administrative officer that is sometimes below the level of district, depending on a country’s government structure. An SDM enjoys the powers of an Executive Magistrate and Collector. 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 performs various magisterial tasks under Criminal Procedure Code 1973 and several other minor acts. SDM is generally an officer of PCS ranking. It is empowered by tax inspector, Collector magistrate. All subdivisions (tehsils) are under the charge of SDM (Sub Divisional Magistrate). 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. In India, a sub-divisional magistrate has several executive and magisterial roles to play under Criminal Procedure Code 1973. Some of the general responsibilities of an SDM are: Revenue function, Election work, Registration of vehicles, Registration of marriage, Issue and renewal of driving licenses, Issue and renewal of arm licenses, Issue of certificates such as SC/ST, OBC and Domicile etc.