No. L-1/44/2010-CERC. Case: Central Electricity Regulatory Commission Vs National Load Despatch Centre. Central Electricity Regulatory Commission

Case NumberNo. L-1/44/2010-CERC
JudgesGireesh B. Pradhan, Chairperson, M. Deena Dayalan, A.K. Singhal and A.S. Bakshi, Members
IssueElectricity Law
Judgement DateJanuary 02, 2015
CourtCentral Electricity Regulatory Commission


  1. The Central Electricity Regulatory Commission (Sharing of Inter-State Transmission Charges and Losses) Regulations, 2010 (hereinafter "Sharing Regulations") came into effect from 1.7.2011.

  2. National Load Dispatch Centre as the Implementing Agency has been entrusted with the responsibility for computation of transmission charges and losses under the Sharing Regulations for each financial year. Further, Regulation 17 of the Sharing Regulations provides that the Implementing Agency shall be required to provide the following information consequent to the computation of transmission charges and losses undertaken by it:--

    (a) Approved Basic Network Data and Assumptions, if any;

    (b) Zonal or nodal transmission charges for the next financial year differentiated by block of months;

    (c) Zonal or nodal transmission losses data;

    (d) Schedule of charges payable by each constituent for the future application period, after undertaking necessary true-up of costs as per these regulations and detailed procedures.

  3. The Implementing Agency in its letter No. POSOCO/Trans.Pricing/CERC dated 1.1.2015 has submitted following information in compliance with Regulation 17 of the Sharing Regulations:--

    (a) Basic Network and load flow data approved by Validation Committee

    (b) Yearly Transmission Charge (YTC) details of ISTS Licensees

    (c) PoC rates and loss percentage computation details

    (d) Assumptions used for computation of PoC rates and Losses

    (e) Schedule of charges payable by each DIC for the fourth quarter of the year 2014-15 (period January to March, 2015)

    (f) List of assets of other non-ISTS Licensees whose assets have been certified as being used for interstate transmission by the RPCs (Whose transmission charges have been considered for sharing along with the ISTS)

  4. We have examined the basic network data and assumptions, the results of the Load Flow Studies, the yearly transmission charges of the ISTS licensees and the calculation of PoC charges for generation and demand zone submitted by the Implementing Agency. We have also examined the calculation of losses on PoC basis, average losses, final % losses applicable on generation and demand zones. We find that the calculations submitted by the Implementing Agency have been done as per Sharing Regulations and amendments thereof.

  5. The Commission had by its order dated 26.12.2014 approved the slabs of PoC rates for National grid and also approved the slabs in respect of transmission...

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