Bihar, a state of India, currently has 38 administrative districts, 101 subdivisions (à ¤ à ¤¨à ¥Âà ¤®à ¤Âà ¤¡à ¤²) and 535 CD blocks.
A district of an Indian state is an administrative geographical unit, headed by a district magistrate or a deputy commissioner, an officer belonging to the Indian Administrative Service. The district magistrate or the deputy commissioner is assisted by a number of officials belonging to different wings of the administrative services of the state.
A superintendent of police, an officer belonging to Indian Police Service, is entrusted with the responsibility of maintaining law and order and related issues.
3 to 6 districts are comprised to form a division (à ¤ªà ¥Âà ¤°à ¤®à ¤Âà ¤¡à ¤²). Each district is divided into sub-divisions (à ¤ à ¤¨à ¥Âà ¤®à ¤Âà ¤¡à ¤²), which are further sub-divided into CD blocks (à ¤ªà ¥Âà ¤°à ¤Âà ¤£à ¥Âà ¤¡).
Note: These densities don't agree with the populations and areas.