law: Electricity Act, 2003 
  4. National policy on
  
  stand alone systems for rural areas and non-conventional energy systems.-
  The Central
  
  Government shall, after consultation with the State Governments, prepare and
  
  notify a national policy, permitting stand alone systems (including those based
  
  on renewable sources of energy and other non-conventional sources of energy)
  
  for rural areas.