Petition for Truing up and determination of the transmission tariff for “Northern Region System Strengthening Scheme XXXIV” in the Northern Region – EQ
Summary:
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## **Case Overview**
This document consolidates proceedings for **nine petitions** filed by **Power Grid Corporation of India Ltd. (PGCIL)** relating to **truing up of transmission tariff (2019–24)** and determination of tariff for the **2024–29 period**.
### **Petition-wise Breakdown**
1. **Petition 481/TT/2025** – Northern Region System Strengthening Scheme XXXIV.
2. **Petition 512/TT/2025** – Northern Region System Strengthening Scheme II.
3. **Petition 567/TT/2025** – Northern Region System Strengthening Scheme XIII.
4. **Petition 401/TT/2025** – 765 kV System for Central Part of Northern Grid – Part III.
5. **Petition 355/TT/2025** – Eastern Region Strengthening Scheme IX Project.
6. **Petition 342/TT/2025** – 400/220 kV GIS at Magarwada (Daman & Diu).
7. **Petition 372/TT/2025** – Expansion/Upgradation of SCADA/EMS at SLDCs of Western Region.
8. **Petition 386/TT/2025** – Line bays & reactor provisions at POWERGRID substations (common to WR & NR).
9. **Petition 635/TT/2025** – Raipur Pooling Station–Wardha 765 kV D/C line & bays under Raipur–Wardha Corridor IPP-F.
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## **Hearing Details**
* **Date of Hearing:** 30 September 2025
* **Coram:** Shri Ramesh Babu V. (Member), Shri Harish Dudani (Member)
* **Parties Present:** Representatives from PGCIL including Shri Zafrul Hasan, Shri Vivek Kumar Singh, Ms. Supriya Singh, and others.
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## **Key Submissions**
* **Petitioner (PGCIL):**
* Filed petitions for truing up of **2019–24 tariffs** and approval of **2024–29 tariffs**.
* Claimed pleadings were complete and requested tariff approval as filed.
* **Respondents:**
* Despite notices, **no replies filed**.
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## **Commission’s Directions**
1. **Respondents** – directed to file replies within **1 week**; rejoinders by Petitioner within another week.
2. **PGCIL** – to provide additional details on affidavit within 7 days:
* For **Petition 401/TT/2025:** Element-wise/asset-wise breakup of capital cost (from COD to 31.03.2019).
* For **Petition 635/TT/2025:** Details & computation of **liquidated damages (LD)**.
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