Central Electricity Regulatory Commission(R-1)
Gujarat Urja Vikas Nigam Limited (R-2)
Maharashtra State Electricity Distribution Company Limited (R-3)
Ajmer Vidyut Vitran Nigam Limited (R-4)
Jaipur Vidyut Vitran Nigam Limited (R-5)
Jodhpur Vidyut Vitran Nigam Limited. (R-6)
Punjab State Power Corporation Limited (R-7)
Uttar Haryana Bijli Vitran Nigam Limited (R-8)
Dakshin Haryana Bijli Vitran Nigam Limited (R-9)