law: National Security Act, 1980
  2. Definitions
  In this Act, unless the context otherwise
  
  requires,-
  (a) "appropriate Government" means, as
  
  respects a detention order made by the Central Government or a person detained
  
  under such order, the Central Government, and as respects a detention order
  
  made by a State Government or by an officer subordinate to a State Government
  
  or as respects a person detained under such order, the State Government;
  (b) "detention order" means an order
  
  made under section 3;
  (c) "foreigner" has the same meaning
  
  as in the Foreigners Act, 1946;
  (d) "person" includes a foreigner;
  (e) "State Government", in relation
  
  to a Union territory, means the administrator thereof.