law: Industries (Development and Regulation) Act, 1951 
  23. Decision of Central Government final respecting in certain
  
  matters 
  If, for the purposes of this Act, any question arises as to
  
  whether- 
  (a) there has been a substantial expansion of an industrial
  
  undertaking, or
  (b) an industrial undertaking is producing or manufacturing any
  
  new article, the decision of the Central Government thereon shall be final.