law: Water (Prevention & Control of Pollution) Cess Act, 1977
  16. Power to amend Schedule I
  (1) The Central Government may, by
  
  notification in the Official Gazette add to Schedule I any industry having
  
  regard to the consumption of water in the carrying on of such industry and the
  
  consequent discharge thereof resulting in pollution of any stream and thereupon
  
  Schedule I shall, subject to the provisions of sub-section (2), be deemed to be
  
  amended accordingly.
  (2) Every such notification shall be laid
  
  before each House of Parliament, if it is sitting, as soon as may be after the
  
  issue of the notification, and if it is not sitting, within seven days of its
  
  re-assembly and the Central Government shall seek the approval of Parliament to
  
  the notification by a resolution moved within a period of fifteen days
  
  beginning with the day on which the notification is so laid before the House of
  
  the People, and if Parliament makes any modification in the notification or
  
  directs that the notification should cease to have effect, the notification
  
  shall thereafter have effect only in such modified form or be of no effect, as
  
  the case may be, but without prejudice to the validity of anything previously
  
  done thereunder.