law: Factories Act, 1948 
  4. Power to declare different departments to
  
  be separate factories or two or more factories to be a single factory 
  
  
  The State Government may, 4[on its own or] on an
  
  application made in this behalf by an occupier, direct, by an order in writing 4[and
  
  subject to such conditions as it may deem fit], that for all or any of the
  
  purposes of this act different departments or branches of a factory of the
  
  occupier specified in the application shall be treated as separate factories or
  
  that two or more factories of the occupier specified in the application shall
  
  be treated as a single factory:]
   19  [PROVIDED that no order under this section shall be
  
  made by the State Government on its own motion unless an opportunity of being
  
  heard is given to the occupier.]