Punjab State Power Corporation Limited(PSPCL)(R-1)
Haryana Power Purchase Centre (HPPC) (R-2)
Jaipur Vidyut Vitran Nigam Limited (R-3)
Ajmer Vidyut Vitran Nigam Limited (R-4)
Jodhpur Vidyut Vitran Nigam Limited (R-5)
Himachal Pradesh State Electricity Board Limited (R-6)
JK Power Corporation Limited (JKPCL) (R-7)
Engineering Deptt
Chandigarh (R-8)
Uttar Pradesh Power Corporation Limited (UPPCL) (R-9)
Uttarakhand Power Corporation Limited (UPCL) (R-10)
Directorate of Energy. Govt. of Himachal Pradesh (R-11)
M.P. Power Management Company Limited (R-12)
Central Electricity Regulatory Commission (R-13)