law: Co-Operative Societies Act 2008 
  27.
  
  Withdrawal of membership
  1.      A member of a society
  
  may at any time withdraw from membership of such a society in such a manner as
  
  may be prescribed by the by-laws or Regulations.
  2.      Withdrawal of
  
  membership from a society may be by written notice addressed to the Board.
  3.       Withdrawal of
  
  membership of a society does not affect any existing liability of the member to
  
  the society.