NOTICE DATE:  November 29, 2016

NOTICE TYPE:  R-A111116-02 Release-Retail

SHORT DESCRIPTION:  Reminder - Retail Release December 2016

INTENDED AUDIENCE:  ERCOT Market Participants

DAY AFFECTED:  December 11, 2016 from 07:00 to 12:00

LONG DESCRIPTION:  ERCOT will be implementing two Retail Market Guide Revisions and a System Change Request in the production environment on December 11, 2016 from 07:00 to 12:00.

RMGRR127<http://www.ercot.com/mktrules/issues/RMGRR127> and RMGRR140<http://www.ercot.com/mktrules/issues/RMGRR140> - Efficiencies for Acquisition Transfer

SCR786<http://www.ercot.com/mktrules/issues/SCR786> - Retail Market Test Environment

ADDITIONAL INFORMATION:  ERCOT systems may experience intermittent service interruptions during the implementation period. The systems include, but are not limited to:

*       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

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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