law: Railways Act, 1989
  152. Maliciously hurting or attempting to hurt persons
  
  traveling by railway. 
  If any person unlawfully throws or causes to fall or strike at
  
  against, into or upon any rolling stock forming part of a train, any wood,
  
  stone or other matter or thing with intent, or with knowledge that he is likely
  
  to endanger the safety of any person being in or upon such rolling stock or in
  
  or upon any other rolling stock forming part of the same train, he shall be
  
  punishable with imprisonment for life, or with imprisonment for a term which
  
  may extend to ten years.