Central Electricity Regulatory Commission(R-1)
Uttar Pradesh Power Corporation Limitd (R-2)
Paschimanchal Vidyut Vitran Nigam Limited (R-3)
Purvanchal Vidyut Vitran Nigam Limited (R-4)
Madhyanchal Vidyut Vitran Nigam Limited (R-5)
Dakshinanchal Vidyut Vitran Nigam Limited (R-6)
PTC India Limited (R-7)