law: Prevention of Cruelty to Animals Act, 1960
  7. Secretary and other employees of the Board. -
  (1) The Central Government shall appoint one
  
  of is officers to be the Secretary of the Board.
  (2) Subject to such rules as may be made by
  
  the Central Government in this behalf, the Board may appoint such number of
  
  other officers and employees as may be necessary for the exercise of its powers
  
  and the discharge of its functions and may determine the terms and conditions
  
  of service of such officers and other employees by regulations made by it with
  
  the previous approval of the Central Government.