Which state is the first and the only one in India to have made roof top rainwater harvesting structure compulsory to all the houses across the state.

Which state is the first and the only one in India to have made roof t

1.	Which state is the first and the only one in India to have made roof top rainwater harvesting structure compulsory to all the houses across the state.
Answer» TAMIL Nadu West Bengal Orissa Chhattisgarh Answer :A