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NOTICE DATE:  November 22, 2017

NOTICE TYPE:  M-A071917-11 CRR

SHORT DESCRIPTION:  Reminder that the CRR MUI will be upgraded on January 22, 2018

INTENDED AUDIENCE:  CRR Account Holders and Counter-Parties

DAYS AFFECTED:  December 8, 2017, and January 22, 2018

LONG DESCRIPTION:  The Congestion Revenue Right (CRR) Market User Interface (MUI) will be upgraded on January 22, 2018, to be compatible with the latest web browsers and to remove Java applets and the Java Runtime Environment (JRE) requirement.

To participate in any CRR auctions taking place after the upgrade is implemented, current CRR Account Holders, and their Counter-Parties, must complete a requalification test no later than December 8, 2017. Additionally, ERCOT will stop qualifying newly registered CRR Account Holders on the current MUI after December 8, 2017. After this date, all new CRR Account Holders will only be qualified on the upgraded MUI, and they will only be able to participate in any auctions taking place after January 22, 2018.

ADDITIONAL INFORMATION:  Supporting documentation for the upgrade, including the CRR MUI Upgrade Requalification Process and Scorecard, is posted on the CRR webpage<http://www.ercot.com/mktinfo/crr>, under CRR MUI UPGRADE.

An online market training course, titled CRR Market User Interface (Upgrade)<https://urldefense.proofpoint.com/v2/url?u=https-3A__www2.virtualtrainingassistant.com_Ercot_LearnerConnection_Menu8.aspx-3F-26Page-3D-26StartPage-3Dcrsedesc-26Continue-3DcCrseSearch-26Site-3D00-26Area-3DWBT-26Subj-3DCRR-26Crse-3D002&d=DwIFAg&c=trp9rTvIdyEWh1VWB5x8_2JiPaB5oGZOtWPDws2_VoY&r=IyG-s8ZFWZt_OSv0vBtl3vUIjfBiCoPonLdhppygvio&m=OCSFBRC392mAsBENa1RIicwfVDNoZYAoSTMX-eZQTkg&s=wqho5Ox9Kjb_ctP7PlBRyl5TfojSoJ_sge-bzkC7C1c&e= >, is available on the ERCOT Learning Management System (LMS).

ERCOT will continue to provide project updates at each Congestion Management Working Group (CMWG) meeting leading up to the implementation date.

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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