law: Arms Act, 1959
  6. License for the shortening of guns or
  
  conversion of imitation firearms into firearms -
  No person shall shorten the barrel of a
  
  firearm or convert an imitation firearm into a firearm unless he holds in this
  
  behalf a license issued in accordance with the provisions of this Act and the
  
  rules made thereunder .
  Explanation - In this section, the
  
  expression ‘imitation firearms" means anything which has the appearance of
  
  being a firearm, whether it is capable of discharging any shot, bullet or other
  
  missile or not.