law: Passports Act, 1967
  2. Definitions
  In this Act, unless the context otherwise
  
  requires,
  (a) "departure", with its
  
  grammatical variations and cognate expressions, means departure from India by
  
  water, land or air;
  (b) "passport" means a passport
  
  issued or deemed to have been issued under this Act;
  (c) "passport authority" means an
  
  officer or authority empowered under rules made under this Act to issue
  
  passports or travel documents and includes the Central Government;
  (d) "Prescribed" means prescribed by
  
  rules made under this Act;
  (e) "travel document" means a travel
  
  document issued or deemed to have been issued under this Act.