This office is responsible for collecting, validating and compiling data from DISCOMs, CPPs, SLDCs, Industry and other power sector stakeholders of Eastern Region & North-Eastern Region, namely West Bengal, Odisha, Jharkhand, Bihar, Sikkim, Andaman& Nicobar, Assam, Meghalaya, Manipur, Mizoram, Tripura, Nagaland and Arunachal Pradesh.