law: Indian Ports Act, 1908
  66. Exercise of powers of conservator by his assistants 
  (1) All acts, orders or directions by this Act authorized to be
  
  done or given by any conservator may, subject to his control, be done or given
  
  by any harbor-master or any deputy or assistant of such conservator or harbor-master.
  
  
  (2) Any person authorized by this Act to do any act may call to
  
  his aid such assistance as may be necessary.