A major fire broke out at Maharashtra state's administrative headquarters Mantralaya in Mumbai this afternoon. The fire broke out on the fourth floor of the building which houses the urban development department. Sixteen fire engines have been rushed to the spot. So far, there are no reports of any casualties. State government officials have ordered immediate evacuation from the entire building.The fire spread to the sixth floor of the building too. The police have cordoned off the area and are in control of the situation.