NOTICE DATE:  January 23, 2013

NOTICE TYPE:  M-C012313-01 Release - Retail

SHORT DESCRIPTION:  ERCOT has an on-cycle retail release planned for 14:00 Saturday, February 23 through 00:00 Monday, February 25, 2013

INTENDED AUDIENCE:  All Market Participants

DAYS AFFECTED: 14:00 Saturday, February 23, 2013 through 00:00 Monday, February 25, 2013.

LONG DESCRIPTION:  ERCOT has an on-cycle retail release planned for 14:00 Saturday, February 23, 2013 through 00:00 Monday, February 25, 2013.

ERCOT will be upgrading the IT infrastructure for the NAESB, Paperfree, and FTP systems.

ADDITIONAL INFORMATION: During this outage, the following functions will be affected:

*       Market participants utilizing NAESB to send/receive transactions to/from ERCOT will NOT be able to send/receive transactions to/from ERCOT.
*       867 Transactions will NOT be forwarded during the outage.
*       997 Functional Acknowledgements will NOT be sent during the outage.
*       MarkeTrak will be unavailable.
*       Retail components of the MIS and the Retail API will not be available.
*       eService application will be unavailable on the Market Information System (MIS).
*       MPIM will be unavailable.



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]<mailto:[log in to unmask]>.

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