law: Special Economic Zones Act, 2005 
  53. Special Economic Zones
  
  to be ports, airports, inland container depots, land stations, etc., in certain
  
  cases 
  1.     
  
    A
  
  Special Economic Zone shall, on and from the appointed day, be deemed to be a
  
  territory outside the customs territory of India for the purposes of
  
  undertaking the authorised operations.
  2.     
  
    A
  
  Special Economic Zone shall, with effect from such date as the Central
  
  Government may notify, be deemed to be a port, airport, inland container depot,
  
  land station and land customs stations, as the case may be, under Section 7 of
  
  the Customs Act, 1962 (52 of 1962):
  Provided that for the purposes of this
  
  section, the Central Government may notify different dates for different
  
  Special Economic Zones.