Central Government Act
Section 25(1) in The Water (Prevention and Control of Pollution) Act, 1974
(1) Subject to the provisions of this section, no person shall, without the previous consent of the State Board,—
establish or take any steps to establish any industry, operation or process, or any treatment and disposal system or any extension or addition thereto, which is likely to discharge sewage or trade effluent into a stream or well or sewer or on land (such discharge being hereafter in this section referred to as discharge of sewage); or
bring into use any new or altered outlet for the discharge of sewage; or
begin to make any new discharge of sewage: Provided that a person in the process of taking any steps to establish any industry, operation or process immediately before the commencement of the Water (Prevention and Control of Pollution) Amendment Act, 1988, for which no consent was necessary prior to such commencement, may continue to do so for a period of three months from such commencement or, if he has made an application for such consent, within the said period of three months, till the disposal of such application.