law: Arms Act, 1959
  19. Power to demand production of license, etc .-
  (1) Any police officer or any other officer
  
  specially empowered in this behalf by the Central Government may demand the
  
  production of his license from any person who is carrying any arms or
  
  ammunition.
  (2) If the person upon whom a demand is made
  
  refuses or fails to produce the license or to show that he is entitled by
  
  virtue of this Act or any other law for the time being in force to carry such
  
  arms or ammunition without a license, the officer concerned may require him to
  
  give his name and address and if such officer considers it necessary, seize
  
  from t hat person the arms or ammunition which he is carrying.
  (3) If that person refuses to give his name
  
  and address or if the officer concerned suspects that person of giving a false
  
  name or address or of intending to abscond, such officer may arrest him without
  
  warrant.