Mumbai Metropolitan Region Development Authority (MMRDA) is responsible for the development of Mumbai Metropolitan Region (MMR) which comprises the Megacity of Mumbai - the capital of Maharashtra State.

MMRDA was set up on the 26th January, 1975 under the Mumbai Metropolitan Region Development Authority Act, 1974 by the Goverment of Maharashtra as an apex body for planning and co-ordination of development activities in the Region.

In order to implement these strategies, MMRDA prepares plans, formulates policies and programmes and helps in directing investments in the Region. In particular, it conceives, promotes and monitors the key projects for developing new growth centres and brings about improvement in sectors like transport, housing, water supply and environment in the Region. Moreover, if a project is of particular significance, the MMRDA takes up the responsibility for its implementation.

MMRDA is the Nodal Agency for development of the Metro System in Greater Mumbai. It is also the Concessioning Authority for VAG Corridor, to provide Viability Gap funding to the SPV.