The Brihanmumbai Municipal Corporation (BMC) has asked people to undergo Covid-19 test on returning to the city from their hometowns after the Ganpati festival, as a precautionary measure, an official said on Saturday.

The civic body has set up 266 centres offering free RT-PCR tests to people who have returned to Mumbai after celebrating Ganpati festival, additional municipal commissioner (western suburbs) Suresh Kakani said.