Petition of CERC (Conduct of Business) and (Terms and Conditions of Tariff) Regulations, Delhi Transco Limited for determination of transmission tariff – EQ
Summary:
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**Case Overview:**
* **Petition No.:** 175/TT/2017
* **Jurisdiction:** Central Electricity Regulatory Commission (CERC), New Delhi.
* **Petitioner:** Delhi Transco Limited (DTL).
* **Main Respondents:** Power Grid Corporation of India Limited (PGCIL) and Others.
* **Subject:** Determination of transmission tariff for the 2014-19 period.
**Background & Current Status:**
* This is a **remanded case** (sent back for reconsideration).
* The Appellate Tribunal for Electricity (APTEL) set aside the CERC’s original order (dated 29.6.2018) and instructed a re-determination of the tariff.
* The new tariff must be based on:
* Actual capital cost.
* Legitimate weighted average interest on loan.
* Grossed-up return on equity based on true effective tax rates.
* Correct useful life of assets.
**Proceedings & Directives (Hearing dated 20.11.2025):**
* Respondent No. 12, BRPL, requested time to file written submissions.
* The CERC directed all parties to file and exchange written submissions.
* The CERC issued a specific directive to the **Petitioner (DTL)** to submit the following within one week, on an affidavit:
1. **Income Tax Returns/Assessment Orders** for the 2014-19 period (in sealed envelopes) to verify tax claims.
2. **Form 9C** with a detailed breakdown of all individual loans and the Weighted Average Rate of Interest (WAROI), supported by a linked Excel sheet.
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