All State Govt. Offices, State Autonomous Bodies, Public Sector Undertakings coming under these departments in all districts of Tamil Nadu State.
AGRICULTURE, PLANTATIONS
ANIMAL HUSBANDARY, DAIRY,
HORTICULTURE, SERICULTURE
FOOD, FISHERIES,
CIVIL SUPPLIES AND CONSUMER AFFAIRS, COOPERATIVES:
IRRIGATION,
WATER RESOURCES, SOIL AND WATER CONSERVATION, GROUND WATER,
DAM SAFETY: