Central Electricity Regulatory Commission(R-1)
Punjab State Power Corporation Limited
(R-2)
Haryana Power Purchase Centre (R-3)
BSES Rajdhani Power Limited (R-4)
BSES Yamuna Power Limited (R-5)
Tata Power Delhi Distribution Limited. (R-6)
Power Development Department (R-7)
Uttar Pradesh Power Corporation Limited (R-8)
Ajmer Vidyut Vitran Nigam Limited (R-9)
Jaipur Vidyut Vitran Nigam Limited (R-10)
Jodhpur Vidyut Vitran Nigam Limited (R-11)
Uttarakhand Power Corporation Ltd (R-12)
Engineering Department (R-13)