law: Coinage Act, 2011
  2. Definitions.-
  In this Act, unless
  
  the context otherwise requires,
  a.  
  
    Coin
  
  means any coin which is made of any metal or any other material stamped by the
  
  Government or any other authority empowered by the Government in this behalf
  
  and which is a legal tender including commemorative coin and Government of
  
  India one rupee note.
  Explanation:- For the
  
  removal of doubts, it is hereby clarified that a "coin" does not
  
  include the credit card, debit card, postal order and e-money issued by any
  
  bank, post office or financial institution;
  a.  
  
  
  b.  
  
    Commemorative
  
  coin means any coin stamped by the Government or any other authority empowered
  
  by the Government in this behalf to commemorate any specific occasion or event
  
  and expressed in Indian currency;
  c.  
  
    deface
  
  means any type of clipping, filing, stamping, or such other alteration of the
  
  surface or shape of a coin as is readily distinguishable from the effects of
  
  reasonable wear;
  d.  
  
    Government
  
  means the Central Government;
  e.  
  
    Issue
  
  means to put a coin into circulation for use as money;
  f.  
  
    Metal
  
  means any metal, base metal, alloy, gold, silver or any other material which
  
  may be prescribed by the Government for the purpose of any coin;
  g.  
  
    Mint
  
  means the Security Printing and Minting Corporation of India Limited formed and
  
  incorporated under the Companies Act, 1956 (1 of 1956) or any other
  
  organisation established by or under the authority of the Government to make a
  
  coin by stamping metal;
  h.  
  
    Notification
  
  means notification published in the Official Gazette;
  i.  
  
    Per
  
  cent means the percentage of metals prescribed for any coin;
  j.  
  
    Prescribed
  
  means prescribed by rules made under this Act;
  k.  
  
    Remedy
  
  means variation from the standard weight and fineness;
  l.  
  
    Standard
  
  weight means the weight prescribed for any coin.