- The Water (Prevention and Control of Pollution) Act, 1974, amended in 1988
- The Water (Prevention & Control of Pollution) Cess Act, 1977, amended 1992
- The Water (Prevention & Control of Pollution) Cess (Amendment) Act, 2003
- Air (Prevention & Control of Pollution) Act, 1981,amended in 1987
- Environment (Protection) Act, 1986
- Public Liability Insurance Act, 1991