Petition for Truing up and determination of the capital expenditure for RTPS-Ranchi (PG)] of DVC – EQ

Summary:

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## **Case Summary – Damodar Valley Corporation (DVC) Transmission Tariff Petitions**

**Forum:** Central Electricity Regulatory Commission (CERC), New Delhi
**Petition Nos.:**

* **640/TT/2025** – Truing up (2019–24) & tariff determination (2024–29) for Non-ISTS 400 kV lines carrying ISTS power (LILOs at DSTPS & RTPS, DSTPS–RTPS D/C, RTPS–Ranchi D/C).
* **389/TT/2025** – Tariff for new 220 kV GIS sub-station and 220 kV LILO at RTPS for 2024–29.
* **382/TT/2025** – Truing up (2019–24) & tariff determination (2024–29) for T\&D assets added between 2014–2019.

**Petitioner:** Damodar Valley Corporation (DVC)
**Respondents:** WBSEDCL & others (vary by petition).
**Date of Hearing:** 12 August 2025
**Coram:**

* Jishnu Barua, Chairperson
* Ramesh Babu V., Member
* Harish Dudani, Member
* Ravinder Singh Dhillon, Member

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### **1. Proceedings**

* **DVC’s Counsel:** Shri Venkatesh, Shri Nihal Bhardwaj, Shri Adarsh Singh.
* **Respondents:** None present; no reply filed.
* Commission noted absence of responses.

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### **2. Commission’s Directions**

#### For Petition 640/TT/2025:

* Submit **Auditor’s Certificate** for ACE (Asset-IV), aligned with CAG depreciation schedule.
* Provide **Weighted Average Rate of Depreciation (WAROD)** calculation with Excel & apportionment of common costs.
* Updated **CAG depreciation schedule**.
* **Weighted Average Rate of Interest (WAROI)** for loans (with Excel & bank certificates).
* ERPC approval (2019–2020) for Asset-I & II.
* **CEA recommendation** under 2024 Tariff Regulations for Asset-I & II.
* Actual payment details of ACE for 2019–24 with supporting documents.
* Details of any **LD (liquidated damages) recovery** for Asset-IV.

#### For Petition 389/TT/2025:

* Auditor’s Certificate for ACE (Asset-IV), aligned with CAG depreciation schedule.
* Documents for interest rate used in notional IDC computation.
* Clarify why **completion cost ₹13,171.85 lakh > RCE ₹10,882.43 lakh**; submit RCE-II if any.
* WAROD calculation with Excel.
* Updated CAG depreciation schedule.
* WAROI calculation with Excel & bank certificates.
* **CEA Energization & Trial-run Certificates** for asset.
* Details of **forest clearance delays**.

#### For Petition 382/TT/2025:

* WAROD calculation for Combined Asset as per CAG schedule.
* Updated CAG depreciation schedule.
* WAROI calculation with Excel & bank certificates.
* Clarify if capital cost revised due to **LD recovery of ₹38.60 lakh**.

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### **3. Procedural Timelines**

* **Respondents** to file replies within **2 weeks** (affidavit) → Petitioner may file rejoinder within **1 week** thereafter.
* **Petitioner (DVC)** to submit above details by **affidavit within 2 weeks**.
* **Next Hearing:** 21 October 2025.

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### **4. Outcome**

* **Type of Order:** Procedural / Interim (Record of Proceedings).
* **Effect:** Detailed financial & technical clarifications sought from DVC.
* Proceedings adjourned until **21.10.2025**.

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