law: Railways Act, 1989
  106. Notice of claim for compensation and refund of over
  
  charge.  
  (1) A person shall not be entitled to claim compensation against
  
  a railway administration for the loss, destruction, damage, deterioration or
  
  non-delivery of goods carried by railway, unless a notice thereof is served by
  
  him or on his behalf,- 
  (a) to the railway administration to which the
  
  goods are entrusted for carriage; or
  (b) to the railway administration on whose
  
  railway the destination station lies, or the loss, destruction, damage or
  
  deterioration occurs, within a period of six months from the date of
  
  entrustment of the goods.
  (2) Any information demanded or enquiry made in writing from, or
  
  any complaint made in writing to, any of the railway administrations mentioned
  
  in sub-section (1) by or on behalf of the person within the said period of six
  
  months regarding the non-delivery or delayed delivery of the goods with
  
  particulars sufficient to identify the goods shall, for the purpose, of this
  
  section, be deemed. to be a notice of claim for compensation.
  (3) A person shall not be entitled to a refund of an overcharge
  
  in respect of goods carried by railway unless a notice therefor has been served
  
  by him or on his behalf to the railway administration to which the overcharge
  
  has been paid within six months from the date of such payment or the date of
  
  delivery of such goods at the destination station, whichever is later.