law: The Foreigners Act, 1946
  12. Power to delegate
  
  authority. -
  Any authority upon which any power to make or
  
  give any direction, consent or permission or to do any other act is conferred
  
  by this Act or by any order made thereunder may,
  
  unless express provision is made to the contrary, in writing authorize,
  
  conditionally or otherwise, any authority subordinate to it to exercise such
  
  power on its behalf, and thereupon the said subordinate authority shall,
  
  subject to such conditions as may be contained in the authorization, be deemed
  
  to be the authority upon which such power is conferred by or under this Act.