law: Indian Ports Act, 1908
  1. Title and extent 
  (1) This Act may be called the Indian Ports Act, 1908.
  (2) It shall extend, save as otherwise appears from its subject
  
  or context,- 
  (a) to the ports mentioned in the first
  
  schedule, and to such parts of the navigable rivers and channels leading to
  
  such ports respectively as have been declared, to be subject to Act XXII of 1855
  
  ( for the Regulation of Ports and Port-dues) or to the Indian Ports Act, 1875
  
  (12 of 1875), or to the Indian Ports Act, 1889 (10 of 1889);
  (b) to the other ports or parts of navigable
  
  rivers or channels to which the 2[Government] in exercise of the power
  
  hereinafter conferred, extends this Act.
  (3) But nothing in section 31 or section 32 shall apply to any
  
  port, river or channel to which the section has not been specially extended by
  
  the 2[Government].