Central Electricity Regulatory Commission(R-1)
Central Transmission UtiIity of India Limited (R-2)
Power Grid Corporation of India Limited (R-3)
Tamil Nadu Generation and Distribution Corporation Limited (R-4)
Transmission Corporation of Andhra Pradesh Limited (R-5)
Kerala State Electricity Board (R-6)
Tamil Nadu Electricity Board (R-7)
Electricity Department
Government of Goa
(R-8)
Electricity Department
Government of Pondicherry
(R-9)
Eastern Power Distribution Company of Andhra Pradesh Limited (R-10)
Southern Power Distribution Compnay of Andhra Pradesh Limited (R-11)
Southern Power Distribution Company of Telangana Limited (R-12)
Northern Power Distribution Company of Telangana Limited (R-13)
Bangalore Electricity Supply Company Limited (R-14)
Gulbarga Electricity Supply Company Limited (R-15)
Hubli Electricity Supply Company Limited (R-16)
MESCOM Corporate Office (R-17)
Chamundeswari Electricity Supply Coporation Limited (R-18)
Transmission Corporation of Telangana Limited (R-19)
Karnataka Power Transmission Corporation Limited (R-20)
Tamil Nadu Transmission Corporation
(R-21)
Madhya Pradesh Power Management Company Limited (R-22)
Maharashtra State Electricity Distribution Company Ltd. (R-23)
Gujarat Urja Vikas Nigam Limited (R-24)
Union Territory of Dadra and Nagar Haveli and Daman and Diu (R-25)
Chhattisgarh State Electricity Board (R-26)
Madhya Pradesh Audyogik Kendra
Vikas Nigam (Indore) Ltd
(R-27)