Mumbai, extending from Colaba in the south, to Mulund and Dahisar in the north, and Mankhurd in the east, is administered by the Brihanmumbai Municipal Corporation(BMC). The BMC is in charge of the civic and infrastructure needs of the metropolis. The Mayor is usually chosen through indirect election by the councillors from among themselves for a term of two and half years.
The Municipal Commissioner is the chief Executive Officer and head of the executive arm of the Municipal Corporation. All executive powers are vested in the Municipal Commissioner who is an Indian Administrative Service (IAS) officer appointed by the state government. Although the Municipal Corporation is the legislative body that lays down policies for the governance of the city, it is the Commissioner who is responsible for the execution of the policies. The Commissioner is appointed for a fixed term as defined by state statute. The powers of the Commissioner are those provided by statute and those delegated by the Corporation or the Standing Committee.
The two revenue districts of Mumbai come under the jurisdiction of a District Collector. The Collectors are in charge of property records and revenue collection for theCentral Government, and oversee the national elections held in the city.
The Mumbai Police is headed by a Police Commissioner, who is an Indian Police Service (IPS) officer. The Mumbai Police comes under the state Home Ministry. The city is divided into seven police zones and seventeen traffic police zones,each headed by a Deputy Commissioner of Police. The Traffic Police is a semi-autonomous body under the Mumbai Police. The Mumbai Fire Brigade department is headed by the Chief Fire Officer, who is assisted by four Deputy Chief Fire Officers and six Divisional Officers.
Mumbai is the seat of the Bombay High Court, which exercises jurisdiction over the states of Maharashtra and Goa, and the Union Territories of Daman and Diu and Dadra and Nagar Haveli. Mumbai also has two lower courts, the Small Causes Court for civil matters, and the Sessions Court for criminal cases. Mumbai also has a special TADA (Terrorist and Disruptive Activities) court for people accused of conspiring and abetting acts of terrorism in the city.