CENTRAL ELECTRICITY REGULATORY COMMISSION NEW DELHI Petition No. 15/TT/2025 Coram:

Shri Ramesh Babu V., Member Shri Harish Dudani, Member Date of Order: 06.02.2026 In the matter of:

Approval under Section 62 read with Section 79 (1)(d) of the Electricity Act, 2003, and under Regulation 15 (1)(a) and Regulation 23 of the Central Electricity Regulatory Commission (Conduct of Business) Regulations, 2023, for the truing up of the transmission tariff for the 2019-24 tariff period under the Central Electricity Regulatory Commission (Terms and Conditions of Tariff) Regulations, 2019, and for the determination of the transmission tariff for the 2024-29 tariff period under the Central Electricity Regulatory Commission (Terms and Conditions of Tariff) Regulations, 2024, for 03 Nos of Asset under "POWERGRID works associated with North Eastern Region Strengthening Scheme-II, Part-B (NERSS-II-B)” in the North Eastern Region.

And in the matter of:

Power Grid Corporation of India Limited, SAUDAMINI, Plot No. 2, Sector-29, Gurgaon-122001 (Haryana). ...Petitioner Versus

1. Assam Power Distribution Company Limited, 04th Floor, Bijulee Bhawan, Paltan Bazar, Guwahati – 781001, Assam

2. Meghalaya Energy Corporation Limited, Short Round Road, “Lumjingshai”

Shillong – 793001, Meghalaya

3. Government of Arunachal Pradesh, Itanagar, Arunachal Pradesh.

4. Power and Electricity Department, Government of Mizoram, Aizawl, Mizoram.

5. Manipur State Power Distribution Corporation Limited, Keishampat, Imphal.

6. Department of Power, Government of Nagaland, Kohima, Nagaland.

7. Tripura State Electricity Corporation Limited, Vidyut Bhawan, North Banamalipur, Agartala, Tripura (W) – 799001, Tripura.

8. NER II Transmission Limited, F-1, The Mira Corporate Suites, 1 & 2 Ishwar Nagar, Mathura Road, New Delhi – 110065 ...Respondent(s)

Parties Present: Shri Zafrul Hasan, PGCIL Ms. Supriya Singh, PGCIL Ms. Kirti, PGCIL Shri Mukesh Bhakar, PGCIL

ORDER

The instant Petition has been filed by Power Grid Corporation of India Limited, a deemed transmission licensee, for the true-up of the transmission tariff for the 2019-24 tariff period under the Central Electricity Regulatory Commission (Terms and Conditions of Tariff) Regulations, 2019 (hereinafter referred to as “the 2019 Tariff Regulations”), and for the determination of the transmission tariff for the 2024-29 tariff period under the Central Electricity Regulatory Commission (Terms and Conditions of Tariff) Regulations, 2024 (hereinafter referred to as “the 2024 Tariff Regulations”), in respect of the following assets (hereinafter referred to as “the transmission assets/Combined Assets”) under "POWERGRID works associated with North Eastern Region Strengthening Scheme-II, Part-B (NERSS-II-B)” in the North Eastern Region:

Asset-I: 420 kV, 1 X 80 MVAR, 3-Phase Bus Reactor in existing GIS bays at

400/220 kV Misa GIS Sub-station (Extension);

Asset-II: 2 number 132 kV line bays at Biswanath Chariali Sub-station (for termination of Biswanath Chariyali-Itanagar (Arunachal Pradesh) 132 kV D/C (Zebra Conductor) line-line under TBCB); and Asset-III: 2 number 400 kV (GIS) bays at Silchar and 2 number 400 kV (GIS) bays along with 2X 80 MVAR Switchable Line Reactors at Misa for 400 kV D/C (Quad) Silchar-Misa Transmission Line (Line under TBCB scope) Assets 1, 2 and 3 have been combined for the 2024-29 tariff period, and a combined tariff has been claimed for them for the 2024-29 tariff period. As such, they have been termed “Combined Assets” for the 2024-29 tariff period.

2. The Petitioner has made the following prayers in the instant Petition:

“a) Approve the trued-up Transmission Tariff for 2019-24 block and transmission tariff for 2024-29 block for the assets covered under this petition, as per para 14 and 15 above.

b) Admit the capital cost claimed and additional capitalization incurred during 2019-24 and also allow the projected additional capitalization during 2024-29.

c) Allow the petitioner to recover the shortfall or refund the excess Annual Fi