Nord Pool Clearing hereby notifies the clearing members that the risk intervals, affecting the daily margin call for carbon contracts, will be adjusted due to changes in volatility. The adjustments are in accordance with the clearing rules for the financial electricity market. Lysaker, 11 October 2007 The risk intervals will be decreased for all EUA and CER contracts covering phase 2. The risk interval for EUADEC-07 will be increased. The correlation matrix will also be updated. The new risk intervals will have impact on the calculation of daily margin calls, for which collateral must be posted by 11.00 a.m. on Friday 12 October 2007. http://www.nordpool.com/static/nordpool/archive/information/participant_information/Pdf/65-07adjustmentmargins.pdf Clearing information no 65-2007 (PDF-format) ------------------------------- For further information, please contact Nord Pool Clearing: Trond Svensgaard, head of risk management, phone +47 6710 8412/+47 9012 3679 Kristian Kloster, risk management, phone +47 6710 8415/+47 9593 1881