law: Electricity Act, 2003
  36. Charges for
  
  intervening transmission facilities.-
  1.     
  
    Every
  
  licensee shall, on an order made under section 35, provide his intervening
  
  transmission facilities at rates, charges and terms and conditions as may be
  
  mutually agreed upon:
  Provided that the Appropriate
  
  Commission may specify rates, charges and terms and conditions if these cannot
  
  be mutually agreed upon by the licensees.
  2.     
  
    The
  
  rates, charges and terms and conditions referred to in sub-section (1) shall be
  
  fair and reasonable, and may be allocated in proportion to the use of such
  
  facilities.
  Explanation:- For the
  
  purposes of sections 35 and 36, the expression "intervening transmission
  
  facilities" means the electric lines owned or operated by a licensee where
  
  such electric lines can be utilised for transmitting electricity for and on
  
  behalf of another licensee at his request and on payment of a tariff or charge.