***** EXTERNAL email. Please be cautious and evaluate before you click on links, open attachments, or provide credentials. ***** NOTICE DATE: November 30, 2018 NOTICE TYPE: M-C101218-02 NPRR SHORT DESCRIPTION: Implementation details for NPRR843 INTENDED AUDIENCE: ERCOT Market Participants DAY AFFECTED: December 14, 2018 LONG DESCRIPTION: On December 14, 2018, ERCOT will implement the remainder of the Protocol language associated with Nodal Protocol Revision Request (NPRR) 843, Short-Term System Adequacy and AS Offer Disclosure Reports Additions: ********* Paragraph (11) of Nodal Protocol Section 3.2.5, Publication of Resource and Load Information - Creation of a 60-day SASM disclosure report to provide transparency into Ancillary Service Offers and awards for any SASMs that may have been executed for a period within an Operating Day. A new report will be delivered with this implementation: Link name: 60-Day SASM Disclosure Reports Report ID: 15833 EMIL ID: NP3-990-EX Data Classification: Public MIS posting location: Reports > Compliance and Disclosure > Disclosure Reports and Extracts NPRR843 was partially implemented on October 26, 2018 as described in the Market Notice linked below. A MIS link name change is being made to accommodate the reporting requirements which were added to the existing NP3-987-EX 7-Day Event Trigger Posting When LMP Exceeds 50xfip (Report ID 10047). The new MIS link name will be 7-Day Event Trigger Posting. ADDITIONAL INFORMATION: Pursuant to Nodal Protocol Section 21.6, Nodal Protocol Revision Implementation, ERCOT is required to provide notice as soon as practicable, but no later than ten days prior to implementation. NPRR843<http://www.ercot.com/mktrules/issues/NPRR843> and associated documents can be found on the ERCOT website. 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-C101218&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 an 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. sa