NOTICE DATE:  January 20, 2009

NOTICE TYPE:  M-A012009-01 Initial: Outage – Retail

SHORT DESCRIPTION:  The Schedule an Extract component of ERCOT’s Texas Market Link (TML) and Net Dependable Capability and Reactive Capability (NDCRC) applications will be unavailable January 20, 2009 from 2:00 PM to 6:00 PM.

INTENDED AUDIENCE:  All Market Participants

DAY AFFECTED:  January 20, 2009 from 2:00 PM to 6:00 PM

LONG DESCRIPTION:  The Schedule an Extract component of ERCOT’s Texas Market Link (TML) and Net Dependable Capability and Reactive Capability (NDCRC) applications will be unavailable January 20, 2009 from 2:00 PM to 6:00 PM.

This ERCOT maintenance effort is required to address an Information Services Master (ISM) database issue.  Today’s outage will allow ERCOT to implement vendor suggested changes to the database servers.

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 e-mail at [log in to unmask].

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DH/JR/DP