1. ICA (OBA) ERGEG April 8th 2008

2. SPP System BOG System OMV Gas System TAG System SPP System Technical IA Agreements Bilaterally concluded Business IA Multilateral Agreement SPP System CEGH System BOG SystemTAG System OMV Gas System Interconnection Agreement (OBA): Contractual structure

3. Technical ICP Agreements Bilaterally conclusion Business ICP Multilateral Agreement OBA: Contractual structure Sole purpose: Matching platform dealing with the overall nomination management between transportation and trading activities across the systems Dealing with all technical issues: balancing account, metering methodologies, operation of metering stations between TSO`s

4. HUB central matching station in between Transportation Systems TAG c c c WAG Regulatory Zone Austria SPP Wheeling storage Wheeling HAG

5. Operational Efficiency Beneficial development concerning utilization of interruptible services (liquid hub is beneficial for interruptible services) –Efficient operation of nomination management integrating the world of trade; (everybody can transfer gas to 66 counterparts within 2 hours lead time) –In case of interruption any shipper can trade gas on a liquid hub within 2 hours lead time – full integration of storage quantities into the trading activities (wheeling) and shipping activities (more possibilities for shippers to manage interruptible transportation )

6. Commercial Efficiency TSOs obtain free membership at CEGH platform TSOs have access to Bulletin Board free of charge –(used already twice by TSOs) No fees for shippers! buying or selling at the CEGH No fees for TSOs buying or selling gas at the hub –CEGH to be developed as balancing point TSOs and shippers will have access to future stock exchange (spot market) Transparency is guaranteed by E – Control, Financial authorities (Austrian Financial Markets Supervisory Agency )

7. Tariff scheme: comparison CEGH - Zeebrugge

8. SPP System BOG System OMV Gas System TAG System SPP System Technical IA Agreements Bilaterally conclusion Business IA Common agreement SPP System Service provider CEGH System BOG SystemTAG System OMV Gas System Interconnection Agreement (OBA): Revised ICA - Concept

9. If CEGH would be 100% subsidiary of OMV GAS there would be no resistance integrating trade activities Since GAZPROM will be participating in CEGH, there seems to be some reluctance in this respect Shareholders will enter into discussions these days Future approach

10. Thank you for your attention