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NOTICE DATE:  February 22, 2017

NOTICE TYPE:  R-A022217-01 Release-Retail

SHORT DESCRIPTION:  Upgrade of the MarkeTrak Application and Retail Processing Outage

INTENDED AUDIENCE:  Retail Electric Providers (REPs) and Transmission and Distribution Service Providers (TDSPs)

DAY AFFECTED:  March 25, 2017 7:00 PM to March 27, 2017 12:00 AM

LONG DESCRIPTION:  ERCOT will be upgrading the version of the MarkeTrak Application in the production environment March 25, 2017 7:00 PM to March 27, 2017 12:00 AM.  No significant functionality changes are anticipated.

ADDITIONAL INFORMATION:  The following ERCOT systems will be impacted during the implementation period.

*       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 Market Information System (MIS) and the Retail API will be unavailable

*       Retail Reports and Extracts may be impacted during the outage timeframe
*       eService application will be unavailable on the MIS

*       Find ESIID and Find Transaction will be unavailable

A follow-up Market Notice will be provided if it is determined that additional time is necessary to complete the upgrade following approval of an outage extension.

Information on upcoming releases can be found on the Project Priority List (PPL)<http://www.ercot.com/services/projects/>.

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

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