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Open Access Open Access in ISTS: CERC OA Regulations 2008 • Collective transactions : Both Buyers and Sellers of to bear transmission charges and absorb transmission losses • Inter-Regional links -No Separate treatment. • Emphasis on “Scheduling” rather than “Reservation” • SLDC consent mandated along with application • In case of Congestion for Advance Reservation, eBidding without Price Cap • Exit Option provided with payment of up to 2 days open access charges. Open Access in ISTS CERC OA Regulations 2008 • Products – Short term Access - Advance - First Come First Serve - Day ahead - Contingency Time lines for various Categories of Applications Sl. No. Type of Application Deadline for applying Advance Application 1 2 3 4 First Come First Serve Day Ahead Contingency OA required for * Deadline for issue of approval by Nodal RLDC 10 days prior to close of Month-1 M2 25th of M1 5days close of Month-1 M3 Last day of M1 Last day of Month-1 M4 5th of M2 FCFS for the same month M1 3 days before start of transaction M2 28th of M1 D4 On D3After receipt of Power Exchange schedules for D-4 D4 Within 6 blocks before start of OA FCFS 4 days before commencement Day Ahead (Day-1 or 1500 hrs. of Day-3) After 15hrs on Day-3 or 1.5 hours before start of OA * M-1 : Month-1 (Current month), M-2- Next month and so on, D-1 Day-1 and so on Time Line for Advance, FCFS, DA and Contingency Applications D-3 D-2 D-1 D0 1500hrs 1.5hrs Deadline for submission of DA Applications for transactions on D0 Deadline for submission of Contingency Applications for transactions during D0 M1 M2 20 Last Day for submission of Applications for transactions in M2, M3, M4 25 M3 M4 5 Processing time for RLDCs Processing of Advance Applications for next 3 months 10/5/1 day (17.30hrs) prior in a month for 2nd/3rd/4th month Dead Line for Receipt of Application Request for Consent from other RLDCs Next Day to due date(12.00hrs) SAME DAY 20.00HRS Issue of Consent by RLDC WITHIN 5 DAYSNo Approval Next day 12.00hrs Yes Check for any Tr. Congestion ? No Still Tr. Congestion ? Request Applicant for a revised Tr. Cap. Next day 12.00hrs Next day Revised MW/Duration11.00hrs by Applicant Yes 4th day after due date WITHIN 5 DAYS E-bidding Approval 3 working days after issue. CommencePayment of ment STOA ch. of Tx. Processing of FCFS Applications for next month Dead Line for Receipt of Application 5/4 day (17.30hrs) prior in a month for Request for Consent from other RLDCs Next Day to due date(12.00hrs) Issue of Consent by RLDC Approve Applcations received in a day on pro-rata No SAME DAY 20.00HRS Next day 12.00hrs Yes Check margin is there ? WITHIN 5 DAYS No Yes Any margin left ? 4th day after due date 3 working days after issue. CommenceApprove Applications Payment of ment Received in next day on pro-rata STOA ch. of Tx. REVISON OF SCHEDULE • Only in case of “Advance Scheduling” or “First-Cum-First Served basis” • minimum five (2) days notice (5days in 2008 Regn) • Transmission Charges and Operating Charges for 2 days (5days in 2008 Regn) • Margin Available – could be utilized for scheduling of other Open Access Transactions CURTAILMENT IN CASE OF TRANSMISSION CONSTRAINTS • Allocation/Reallocation of ISGS power • Transmission constraint or to maintain grid security • curtailed in the manner, which in the opinion of RLDC, would relieve transmission constraints/ enhance grid security • Open Access Bilateral Transactions would generally be curtailed first followed by the Collective Transactions • Rerouting allowed without curtailment • refund of Transmission Charges for unused capacity COMMERCIAL CONDITIONS • All Payment related to Open Access ST Charges – by Applicant to the Nodal RLDC – within three working days from the date of acceptance • Energy charges to be settled among the parties • Losses adjusted in kind • Application Fees (as per Para 7 of Regulation) – non-refundable fee of Rupees five thousand (Rs.5000/-) only • Transmission charges (Para 16 of Regulation) – Intra-region (Rs.80/MWh) – Adjacent Region (Rs. 160/MWh) – Wheeling (Rs.240/MWh) – STU charges – as specified by respective SERCs or Rs. 80/MWh • Operating charges (as per Para 17 of Regulation) – Rs. 2000/- per day each RLDCs/SLDCs involved DISBURSAL OF PAYMENT • Disburse the Open Access Charges – 10th day of the next month • Transmission Charges and Operating Charges – for State System – Concerned STUs/SLDCs • Refund due to curtailment – 15th day of the next month • Reconcile the Open Access Charges STOA – SUCCESS STORY • Developed in consultation with all stakeholders • Applications Processed (Since Beginning) > 60,000 No. • Volume (Approved Energy) (Since Beginning) > 190BUs • Applications Approved > 95 % – Refusal/Non-consent by SLDCs > 3 - 4 % – Refusal due to system constraints < 0.5 % STOA – SUCCESS STORY • Robust Financial Settlement System • Near Dispute free implementation • Logistics/infrastructure -In-house • Confidence Building & Dissemination of knowledge ST charges under OA • w.e.f 01.04.11, ST charges as per Point of Connection charge • Both seller and buyer to bear losses in kind as per the applicable Zonal losses