The 2013 Mumbai building collapse occurred on 27 September 2013 when a five-storey building collapsed in the Mazagaon area of Mumbai city in Maharashtra a state in India.

[1] The building, which collapsed at 6 a.m. IST on 27 September 2013, had more than 100 residents.

[2] Police said that the collapse occurred after a mezzanine floor was built without permission in an office-warehouse on the ground floor of the building.

[3] The 32-year-old building was owned by the Brihanmumbai Municipal Corporation.

[4] Three officials in its civic markets department were arrested for not acting on reports that the building was unsound after the renovation works.