***** EXTERNAL email. Please be cautious and evaluate before you click on links, open attachments, or provide credentials. ***** NOTICE DATE: December 20, 2018 NOTICE TYPE: M-A121718-02 Settlements SHORT DESCRIPTION: Real-Time Market (RTM) Resettlement for Operating Day June 12, 2018 INTENDED AUDIENCE: QSE Settlement Personnel DAY AFFECTED: Operating Day June 12, 2018 LONG DESCRIPTION: ERCOT granted a Settlement and billing dispute necessitating the issuance of a Real-Time Market (RTM) Resettlement Statement for Operating Day (OD) June 12, 2018. This Market Notice is to inform Market Participants that ERCOT is issuing the RTM Resettlement Statement for the OD at issue today, December 20, 2018. Details regarding the resettlement are included in the tables below. Affected Operating Day June 12, 2018 Description of reason for Resettlement Granted Dispute Affected Settlement Charge Types LARTRNAMT, RTEIAMT Publication Date of Previous Settlement Statement December 10, 2018 Publication Date of Resettlement Statement December 20, 2018 Invoice Date of Resettlement Statement December 20, 2018 Resettled Charge Types Resettlement Amount Real-Time Revenue Neutrality Allocation Amount (LARTRNAMT) $(8.69) Real-Time Energy Imbalance Amount (RTEIAMT) $8.14 ADDITIONAL INFORMATION: Please review the ERCOT website for previous Market Notices<http://www.ercot.com/services/comm/mkt_notices/archives/search?nc=all&per=&pg=&q=M-A121718-01&sort> related to this subject. 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]>. If you are receiving email from a public ERCOT distribution list that you no longer wish to receive, please follow this link in order to unsubscribe from this list: http://lists.ercot.com. nb