law: Factories Act, 1948 
  12. Disposal of wastes and effluents 
   33  [(1) Effective arrangements shall be made in every factory
  
  for the treatment of wastes and effluents due to the manufacturing process
  
  carried on therein, so as to render them innocuous, and for their disposal.]
  (2) The State Government may make rules prescribing the
  
  arrangements to be made under sub-section (1) or requiring that the
  
  arrangements made in accordance with sub-section (1) shall be approved by such
  
  authority as may be prescribed.