law: Census Act, 1948
  
  18 .Power to make rules:-
  (1) The Central Government may make rules for
  
  carrying out the purposes of this Act
  (2) In particular, and without prejudice to the generality of the foregoing
  
  power, the Central Government may make rules providing for the appointment of
  
  census-officers and of persons to perform any of the duties of census-officers
  
  or to give assistance towards the taking of a census, and for the general
  
  instructions to be issued to such officers and persons.