Summary:

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**1. Overview of Petitions**
All three petitions filed by **Power Grid Corporation of India Limited (PGCIL)** seek:
– **Truing up** of transmission tariff for the period **2019–24**.
– **Determination** of transmission tariff for the period **2024–29**.

**2. Petition-wise Summary**

| Petition No. | Scheme / Asset Description | Region | Key Respondents |
|————–|—————————-|——–|——————|
| 1021/TT/2025 | Transmission System for **Vindhyachal-IV & Rihand-III (1000 MW) Generation Project** | Western Region | MPPMCL & 20 others |
| 925/TT/2025 | Transmission System for **Ultra Mega Solar Park in Anantapur, AP – Part A (Phase-I)** | Southern Region | TANGEDCO (TNPDCL) & 14 others |
| 731/TT/2025 | **400 kV S/C Singrauli–Vindhyachal TL** with **(2×250 MW) HVDC Back-to-Back at Vindhyachal (NR-WR)** | Inter-regional | UPPCL & 20 others |

**3. Key Proceedings & Directions from CERC**

– **No replies received** from respondents in any of the three petitions.
– **Fresh notices** to be issued to all respondents.
– **Respondents** given **2 weeks** to file replies; **PGCIL** may file rejoinder within **1 week** thereafter.
– **Next hearing date:** 17 February 2026 at 2:30 PM.

**4. Specific Information/Documents Directed by CERC**

**A. For Petition No. 1021/TT/2025:**
1. **Element-wise capital cost breakdown** (Land, Buildings, Transmission Line, Substation, PLCC, IT, etc.) as of 31.03.2019.
2. **Form 9C** in Excel for both tariff periods.
3. **Liability Flow Statement** in Excel.
4. **Asset-wise LD (Liquidated Damages) recovery details**.
5. **Form 7B** for both periods.
6. **Cumulative depreciation details** for IT & PLCC as of 31.03.2019.

**B. For Petition No. 925/TT/2025:**
1. **Justification for variation** in opening capital cost vs. previous order.
2. **Initial Spares discharge statement**.
3. **Form 5 & Form 13**.
4. **Liability Flow Statements** in Excel.
5. **Form 9C** with proper linkages.
6. **Interest rate calculations** for each loan.
7. **Reconciliation of CFA (Central Financial Assistance) grant** – received, deployed, balance.
8. **Documentary proof of CFA grant utilization**.
9. **Evidence of asset decommissioning**.
10. **Justification for ACE (Additional Capital Expenditure) beyond cut-off date**.
11. **Form 7B** for both periods.

**C. For Petition No. 731/TT/2025:**
1. **Basis, technical justification & cost-benefit analysis** for ACE claimed.
2. **Liability Flow Statements for ACE**.
3. **Justification for variation in ACE vs. previous order**.
4. **Details of spillover works** from 2019–24 to 2024–29 with delay justification.
5. **Form 7B** for both periods.
6. **Clarification on IDC (Interest During Construction)** adjustments previously disallowed.

**5. Key Business & Regulatory Implications**
– **Transparency & Scrutiny:** CERC ensuring rigorous validation of capital costs, grants, and expenditures.
– **Stakeholder Engagement:** Despite no replies, fresh notices indicate emphasis on participatory regulation.
– **Renewable Integration:** Petition 925/TT/2025 relates to solar park evacuation – critical for green energy.
– **Inter-regional Assets:** Petition 731/TT/2025 involves HVDC link between NR & WR – strategic for grid stability.
– **Financial Discipline:** Detailed requirements on LD, ACE, IDC, and grants ensure accountable use of capital.

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