Petition for determination of the Transmission Tariff for the Transmission Assets under Transmission System Strengthening Scheme for evacuation of power from Solar Energy Zones in RJ – EQ
Summary:
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### **1. Case Details**
– **Petition No.**: 80/TT/2025
– **Subject**: Determination of **Transmission Tariff** for assets under the **Transmission System Strengthening Scheme for evacuation of power from Solar Energy Zones in Rajasthan (8.1 GW) under Phase-II-Part B1**.
– **Petitioner**: **Power Grid Corporation of India Limited (PGCIL)**
– **Respondents**: **Ajmer Vidyut Vitran Nigam Limited and 18 others**
– **Date of Hearing**: **27.11.2025**
– **Bench**:
– Shri Jishnu Barua (Chairperson)
– Shri Ramesh Babu V. (Member)
– Shri Harish Dudani (Member)
– Shri Ravinder Singh Dhillon (Member)
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### **2. Key Issues & Directions**
1. **Pleadings Complete**: Petitioner (PGCIL) confirmed completion of pleadings.
2. **CTUIL Submission**: CTUIL filed additional information as directed earlier.
3. **Discrepancy in SCOD (Scheduled Commissioning Date)**:
– CTUIL stated SCOD as **3.12.2022**.
– Earlier CTUIL document (IOM dated 27.1.2020) indicated SCOD as **December 2021** for Phase-II of 66.5 GW RE integration.
– **CERC directed CTUIL to clarify this discrepancy**.
4. **Mismatch Between RE Generation & Transmission System**:
– Directed **SBE Renewables Limited (Respondent 18)** and **AMP Energy Green Private Limited (Respondent 19)** to file affidavits within **two weeks** explaining the mismatch.
– Petitioner may file rejoinder within **one week** thereafter.
5. **Other Respondents**: Given **final opportunity** to file replies within **one week**.
6. **Order Reserved**: Subject to above, order reserved.
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### **3. Context & Implications**
– This is part of **India’s large-scale renewable energy integration** efforts, specifically for **solar power evacuation from Rajasthan**.
– **Transmission tariff determination** is critical for cost recovery and pricing of electricity transmitted through these assets.
– The case highlights **coordination challenges** between generation scheduling and transmission readiness, which can affect grid stability and project economics.
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