***** EXTERNAL email. Please be cautious and evaluate before you click on links, open attachments, or provide credentials. *****

NOTICE DATE:  September 1, 2017

NOTICE TYPE:  W-A072817-03 NPRR

SHORT DESCRIPTION:  Updated Implementation Details of NPRR775

INTENDED AUDIENCE:  ERCOT Market Participants

DAY AFFECTED:  September 14, 2017

LONG DESCRIPTION:  ERCOT will be implementing Nodal Protocol Revision Request (NPRR) 775, Enhanced Implementation of Limits for Fast Responding Regulation Service, on September 14, 2017.

This NPRR implements behavioral rules restricting self-arrangement from Resources providing Fast Responding Regulation Service (FRRS) and Real-Time provision of FRRS Up Service (FRRS-Up) to the awarded quantity in Day-Ahead Market (DAM).

As part of this implementation, ERCOT is making system changes to better manage registration and qualification of FRRS Resources.

ADDITIONAL INFORMATION:  Pursuant to 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.

NPRR775 and associated documents can be found on the ERCOT website, under Market Rules, at http://www.ercot.com/mktrules/issues/NPRR775.

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