NOTICE DATE: May 25, 2011

NOTICE TYPE: M-A042511-03 Settlements

SHORT DESCRIPTION: Postponed - Resettlement of DAM and RTM price corrections for de-energized Settlement Point Prices

INTENDED AUDIENCE: CRRAH and QSE Settlement Personnel

DAYS AFFECTED: Operating Days December 1, 2010 – February 1, 2011

LONG DESCRIPTION: On April 25, 2011, ERCOT issued Market Notice W-A042511-01 announcing Board approval of price corrections for Settlement Point Prices assigned to de-energized Settlement Points for Operating Days December 1, 2010 – February 1, 2011. ERCOT planned to post Day-Ahead Market (DAM) Resettlements beginning May 25, 2011, if there was no appeal of the ERCOT Board of Directors decision.

The ERCOT Board decision has been appealed. Consequently, the resettlement of these Operating days has been delayed until resolution of the appeal. ERCOT will send a Market Notice with additional information, when available.

CONTACT: If you have any 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].

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