law: Petroleum Act, 1934
  13. Inspection of places
  (1) The Central Government may authorize any officer by name or
  
  by virtue of office to enter any place where petroleum is being imported,
  
  stored, produced, refined or blended, or is under transport, and inspect all
  
  receptacles, plant and appliances used in connection with petroleum in order to
  
  ascertain if they are in accordance with the provisions of this Chapter and the
  
  rules made thereunder.
  (2) The Central Government may make rules regulating the
  
  procedure of offices authorized under this section.