law: Essential Services Maintenance Act, 1968 
  4. Penalty for
  
  illegal strikes.- 
  Any person who
  
  commences a strike which is illegal under this Act or goes or remains on, or
  
  otherwise takes part in, any such strike shall be punishable with imprisonment
  
  for a term which may extend to six months, or with fine which may extend to two
  
  hundred rupees, or with both.