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Menu of options. Interim Process – ‘September 2007’. LT nomination of bands of capacity early in D-1 (‘LT’ gate-closure) UIOSI to resell non-nominated bands of LT capacity in D-1 D-1 process and auctions platform (CAS) unchanged Realisation timeline : not less than 3 months

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  1. Menu of options

  2. Interim Process – ‘September 2007’ • LT nomination of bands of capacity early in D-1 (‘LT’ gate-closure) • UIOSI to resell non-nominated bands of LT capacity in D-1 • D-1 process and auctions platform (CAS) unchanged • Realisation timeline : not less than 3 months • Initial date : Sept 2007. Possible if [go/nogo + detailed specifications] < mid-may 2007 already too late ! • No decision today Not before Beg. 08 • Compliance with Guidelines unconfirmed • Not supported by Users • Would monopolize TSOs resources Remove this proposal Go directly to platform improvement

  3. Target process Options studied

  4. Target Process • Renewal of the IFA IT system for full compliance with Guidelines • NGIL & RTE are working on 3 options: • allocations done with ARIBA, back-office (scheduling, settlement) done with RTE IT system • allocations done with CAS ‘improved’, back-office done by CAS/LOGICA • new joint IT system (‘off the shelf’) for allocation, scheduling, settlement • The chosen option : • must be coordinated (harmonisation) with evolutions planned for others XBs (in particular on CWE region : Rules, IT, firmness, transparency) • would be available by mid-2008 (tbc, assessment ongoing)

  5. Functional Requirements Bids Primary Capacity Auctions Results Avail cover Credit Management Total cover Net Additional Capacity * Results Debt Settlement/ Billing Liabilities ICEs USERS TSOs Capacity Entitlement Management Reassignments Curtailments Deemed Decs/Noms (from intraday) Decs/Noms Declaration & Nomination Management Decs/Noms Decs/Noms * Net Additional Capacity includes -UIoSI -Superimposed -Curtailment adjustment

  6. Spring: April-June

  7. Indicative Project timeline 25 June 07 By Dec 07 By June 08

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