law: Indian Stamp Act, 1899 
  67. Penalty for not drawing full number of bills or marine
  
  policies purporting to be in sets 
  Any person drawing or executing a bill or exchange 91[payable
  
  otherwise than on demand] or a policy of marine insurance purporting to be
  
  drawn or executed in a set of two or more, and not at the same time drawing or
  
  executing on paper duly stamped the whole number of bills or policies of which
  
  such bill or policy purports the set to consist, shall be punishable with fine
  
  which may extend to one thousand rupees.