law: Payment of Gratuity Act, 1972
  8.Recovery of gratuity.-
  If the amount of gratuity payable under this Act is not paid by
  
  the employer, within the prescribed time, to the person entitled thereto, the
  
  controlling authority shall, on an application made to it in this behalf by the
  
  aggrieved person, issue a certificate for that amount to the Collector, who
  
  shall recover the same, together with compound interest thereon at the rate of
  
  nine per cent per annum, from the date of expiry of the prescribed time, as
  
  arrears of land revenue and pay the same to the person entitled thereto.