The Rs 1,642 crore mega redevelopment of UNESCO-listed World Heritage site of Mumbai CSMT will require nine key approvals from various agencies before the project can move ahead.

Senior officials from the Indian Railways Station Redevelopment Corporation (IRSDC), the organisation looking after the project said the key approvals include the master plan approval from railways, the traffic circulation master plan, the height clearances form, ancient monument and heritage building clearances, fire department, environmental clearances, tree-cutting, various utility permissions like sewage, solid waste etc and land ownership.