STATE OF WEST BENGAL THROUGH THE CHIEF SECRETARY
THE ADDITIONAL CHIEF SECRETARY DEPARTMENT OF ENVIRONMENT GOVERNMENT OF WEST BENGAL
WEST BENGAL POLLUTION CONTROL BOARD
PUBLIC WORKS DEPARTMENT GOVERNMENT OF WEST BENGAL THROUGH ITS SECRETARY
HOWRAH MUNICIPAL CORPORATION THROUGH ITS COMMISSIONER
DISTRICT MAGISTRATE HOWRAH
KOLKATA METROPOLITAN DEVELOPMENT AUTHORITY