Prior to establishment of any industry, project or activity , the project proponent requires consent to establish under the provisions of the Water(Prevention & Control of Pollution) Act, 1974 and Air (Prevention & Control of Pollution) Act, 1981. 

Normally, the State Board will issue consent to establish for a period of 3/ 5 years. In case, the project proponent requires extension in validity , then a request for the same should be made atleast four months before the expiry of validity of consent to establish along with resons for the same.