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NOTICE DATE:  April 27, 2018

NOTICE TYPE:  M-A042718-01 Release – Retail/Wholesale

SHORT DESCRIPTION:  Implementation of market-facing changes for May 2018 


DAYS AFFECTED:  May 29 - 31, 2018

LONG DESCRIPTION:  ERCOT will be implementing a number of market-facing changes in the production environment on May 29 - 31, 2018 for several systems. Please see the attached spreadsheet for the description of each change.

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

·         Components of the ERCOT Market Information System (MIS) including:


o   Report publishing to the MIS

o   Downloading of extracts and reports from MIS and External Web Services (EWS)

o   MIS and ERCOT.com dashboards and displays


·         Texas Renewable Energy Credit Trading Program


o   Texas Renewables – www.texasrenewables.com


Information on upcoming releases can be found on the Project Priority List (PPL).

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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