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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]>.

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