NOTICE DATE:  July 29, 2016

NOTICE TYPE:  M-C072916-01 Release - Retail/Wholesale

SHORT DESCRIPTION:  Implementation of market-facing changes for August/September 2016

INTENDED AUDIENCE:  ERCOT Market Participants

DAYS AFFECTED:  August 30 - September 1, 2016

LONG DESCRIPTION:  ERCOT will be implementing a number of market-facing changes in the production environment on August 30 - September 1, 2016 for all systems except Congestion Revenue Rights, which will be implemented on September 9, 2016. 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:

*       Market Management System User Interface

o   During this outage, please use https://mis.ercot.com/mmsui/mmsui/displayTradesLanding.action to directly access the Market Manager

*       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   Market Data Transparency (MDT) Web Services

o   MIS and ERCOT.com dashboards and displays

********* Net Dependable Capability and Reactive Capability (NDCRC)

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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