NOTICE DATE:  October 30, 2014

NOTICE TYPE:  M-A103014-01 Outage Retail/Wholesale

SHORT DESCRIPTION:  Scheduled Maintenance Outage

INTENDED AUDIENCE:  All Market Participants

DAY AFFECTED:  Sunday, November 9, 2014 from 06:00 to 21:00

LONG DESCRIPTION:  ERCOT will be performing planned maintenance on November 9, 2014, 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 during the outage. This includes all retail transactions.
• 867 transactions will NOT be forwarded during the outage.
• 997 Functional Acknowledgements will NOT be sent during the outage.
• MarkeTrak will be unavailable for the duration of the outage.

• Retail Application components of the MIS and the Retail API will NOT be available

• Retail Reports and Extracts may be impacted during the outage timeframe
• eService application will be unavailable on the Market Information System (MIS)

• MPIM will be unavailable for the duration of the outage.
• The following ERCOT internet service will be unavailable during this outage:

o Texas Renewables – www.texasrenewables.com

• Find ESIID and Find Transaction will be unavailable
• Market Data Transparency (MDT) Web Services will be unavailable
• Extract Subscriber will be unavailable
• NDCRC 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