law: Indian Ports Act, 1908
  25. Warping 
  (1) Every master of a vessel in any port subject to this Act
  
  shall, when required so to do by the conservator, permit warps or hawsers to be
  
  made fast to the vessel for the purpose of warping any other vessel in the
  
  port, and shall not allow any such warp or hawser to be let go until required
  
  so to do.
  (2) A master offending against sub-section (1) shall be
  
  punishable for every such offence with fine which may extend to two hundred
  
  rupees.