law: Atomic Energy Act, 1962 
  19. Prevention of entry into prohibited
  
  areas
  The Central Government
  
  may by order prohibit-
  (a) entry of any
  
  person, without obtaining permission, into a prohibited area, and
  (b) taking by any
  
  persons, without permission, of any photograph, sketch, pictures, drawing, map
  
  or other document from a prohibited area and any permission, if given to do
  
  these things, may be subject to stipulations which the Central Government may
  
  consider necessary.