law: Coinage Act, 2011
  11. Power of Mint to
  
  delegate its functions.-
  The Mint may in
  
  writing authorise any other organisation of the Government to melt withdrawn
  
  coins or take any help of such organisation for the said purpose.
  Explanation: - For
  
  the purposes of this section organization means any Government industrial unit
  
  or public sector undertaking possessing melting facilities.