The Bombay Stock Exchange situated in South Mumbai received a bomb threat via email on Tuesday, following which police immediately swung into action.
Police sources said that the BSE received a threatening email on its official website.
The BSE received the email from an ID named "Comrade Pinayari Vijayan", inviting a prompt security response.
"Four RDX IED bombs have been placed in the BSE's Feroze Tower Building, and they will explode at 3 pm," the threat message read.
Within a few minutes of receiving information, the Mumbai Police and bomb squad reached the spot and launched the search.
A case has been filed with the Mata Ramabai Marg Police Station under various sections of the Bharatiya Nyaya Samhita (BNS).