law: Building and Other Construction Workers (Regulation of Employment and Conditions of Service) Act, 1996 
  
  16.Contribution of building workers.-
  (1) A building worker who has been registered
  
  as a beneficiary under this Act shall, until he attains the age of sixty years,
  
  contribute to the Fund at such rate per mensem as may
  
  be specified by the State Government, by notification in the Official Gazette
  
  and different rates of construction may be specified for different classes of
  
  building workers;
  
  Provided that the Board may, if satisfied that a beneficiary is unable
  
  to pay his contribution due to any financial hardship, waive the payment of
  
  contribution for a period not exceeding three months at a time.
  (2) A beneficiary may authorize his employer to deduct his contribution from
  
  his monthly wages and to remit the same, within fifteen days from such
  
  deduction, to the Board.