law: Contact Labour (Regulation and Abolition) Act, 1970
  3. Central Advisory Board
  (1) The Central Government shall, as soon as may be, constitute
  
  a Board to be called the Central Advisory Contract Labor Board (hereinafter
  
  referred to as the Central Board) to advise the Central Government on such
  
  matter arising out of the administration of this Act as may be referred to it
  
  and to carry out other functions assigned to it under this Act.
  (2) The Central Board shall consist of-
  (a) a Chairman to be appointed by the Central
  
  Government;
  (b) the Chief Labor Commissioner (Central), ex
  
  officio;
  (c) such number of members, not exceeding
  
  seventeen but not less than eleven, as the Central Government may nominate to
  
  represent that government, the Railways, the coal industry, the mining
  
  industry, the contractors, the workmen and any other interests which, in the
  
  opinion of the Central Government, ought to be represented on the Central
  
  Board.
  (3) The number of persons to be appointed as
  
  members from each of the categories specified in sub-section (2), the term of
  
  office and other conditions of service of, the procedure to be followed in the
  
  discharge of their functions by, and the manner of filling vacancies among, the
  
  members of the Central Board shall be such as may be prescribed:
  PROVIDED that the number of members nominated to
  
  represent the workmen shall not be less than the number of members nominated to
  
  represent the principal employers and the contractors.