1. OVERVIEW

2. PERIOD OF RESPONSIBILITY

3. AVAILABILITY OF SERVICE

4. REGISTRATION DATA

5. CREDIT LIMIT DATA

6. ENERGY CONTRACT VOLUME AUTHORISATIONS

7. METERED VOLUME REALLOCATION AUTHORISATIONS

8. ENERGY CONTRACT VOLUME NOTIFICATIONS

9. METERED VOLUME REALLOCATION NOTIFICATIONS

9A WHOLESALE MARKET ACTIVITY NOTIFICATIONS

10. CREDIT CHECK CALCULATIONS

11. REDUCTION OF CREDIT COVER

12. CREDIT DEFAULT CALCULATIONS

13. REFUSAL AND REJECTION FOR CREDIT REASONS

14. ECVAA SYSTEM FAILURE

15. ECVAA SYSTEM WITHDRAWAL

16. TIMEKEEPING

17. VOLUME NOTIFICATION NULLIFICATION REQUESTS

18. REMOVAL OF ECVNs AND MVRNs FOR A DEFAULTING PARTY

19. EXTENDED FORWARD CONTRACT REPORTS

20. CONTINGENCY PROVISIONS

21. TRADING DISPUTES

22. THE ECVAA WEB SERVICE:WEB BASED REPORTING AND WEB BASED NOTIFICATION SUBMISSION

23. BREACH OF 100% CREDIT COVER PERCENTAGE

Appendix A - Input Output Flows