NOTICE DATE: December 22, 2010

NOTICE TYPE: W-A122210-01 Settlements

SHORT DESCRIPTION: First Nodal Real-Time Market Invoice payment due

INTENDED AUDIENCE: QSEs and CRRAHs

DAY AFFECTED: December 27, 2010

LONG DESCRIPTION: As a one-time courtesy, this Market Notice serves as a reminder that the first Nodal Real-Time Market (RTM) Invoice payment is due to ERCOT by 17:00 on Monday, December 27, 2010. RTM Invoices can be found in the Market Information System (MIS) at (https://mis.ercot.com/pps/tibco/mis/Pages/Market+Information/Settlements).

ERCOT will only be sending a reminder for the first RTM Invoice payment due date and will not send reminders going forward.

Qualified Scheduling Entities (QSEs) should continue to log into the Texas Market Link (TML) to get Zonal Invoices for Operating Days prior to December 1, 2010.

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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