NOTICE DATE: April 9, 2012 NOTICE TYPE: W-A120811-02 Settlements SHORT DESCRIPTION: Resettlement for EILS for the Contract Period of June 1 through September 30, 2011 INTENDED AUDIENCE: QSE settlement personnel DAYS AFFECTED: June 1 through September 30, 2011, EILS Contract Period will be settled on the True-Up Settlement Statement of Operating Day October 12, 2011 LONG DESCRIPTION: ERCOT has resettled Emergency Interruptible Load Service (EILS) for the Contract Period of June 1 through September 30, 2011. The affected charge types will be included in a True-Up Settlement Statement as indicated by the table below: Affected Operating Day October 12, 2011 Publication Date of True-Up Statement April 9, 2012 Invoice Date of True-Up Statement April 19, 2012 Pursuant to Protocols Section 6.6.11.2(1), "For the resettlement of the EILS Contract Period as described in item (2) of Section 9.14.5, the LRS will be calculated using the True-up Load for each Operating Day in the EILS Contract Period. True-up Load will be calculated according to the timing specified in item (2) of Section 9.5.8, RTM True-Up Statement." The True-Up ERCOT Load used to calculate True-Up EILS charges for the June 1 through September 30, 2011, Contract Period is as follows: Time Period LTOTERCOT Business Hours 1 (HE 0900-1300)* 20,423,791.85 MWh Business Hours 2 (HE 1400-1600)* 15,162,967.74 MWh Business Hours 3 (HE 1700-2000)* 20,333,903.48 MWh Non-Business Hours (All other hours) 82,083,471.24 MWh LTOTERCOT Total for Contract Period 138,004,134.31 MWh * Mondays through Fridays except ERCOT Holidays Pursuant to Protocols Section 9.14.5(1), "All disputes for the Settlement of the EILS Contract Period are due ten Business Days after the date that the EILS settlement was posted. ERCOT shall resolve any approved disputes upon resettlement of the EILS Contract Period, as described in Section 9.14.5(2)." CONTACT: If you have questions about the EILS program, please send an email to [log in to unmask]<mailto:[log in to unmask]>. If you have any other questions, please contact your ERCOT Account Manager. You may also call the general ERCOT Client Services phone number at (512) 248-3900 or contact ERCOT Client Services via email at [log in to unmask]<mailto:[log in to unmask]>. If you are receiving email from an ERCOT distribution list that you no longer wish to receive, please follow this link in order to unsubscribe from this list: http://lists.ercot.com. dh