NOTICE DATE:  February 6, 2015

NOTICE TYPE:  M-B012915-02 Outage Retail/Wholesale

SHORT DESCRIPTION:  Reminder - Scheduled Maintenance Outage

INTENDED AUDIENCE:  All Market Participants

DAY AFFECTED:  Sunday, February 8, 2015 from 06:00 to 21:00

LONG DESCRIPTION:  ERCOT will be performing planned maintenance on February 8, 2015, from 06:00 to 21:00 CPT.  During the 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. This includes all retail transactions.
• 867 transactions will NOT be forwarded.
• 997 Functional Acknowledgements will NOT be sent.
• MarkeTrak will be unavailable.

• Retail Application components of the MIS and the Retail API will be unavailable

• Retail Reports and Extracts will be unavailable
• eService application will be unavailable on the Market Information System (MIS)

• MPIM will be unavailable.
• Find ESIID and Find Transaction will be unavailable
• Market Data Transparency (MDT) Web Services will be unavailable
• Extract Subscriber will be unavailable
• Net Dependable Capability and Reactive Capability (NDCRC) will be unavailable
• Report publishing to the ERCOT MIS will be unavailable

· Downloading of extracts and reports from MIS and External Web Services (EWS) 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 email at [log in to unmask].

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mm