NOTICE DATE:  September 20, 2016

NOTICE TYPE:  M-A092016-01 NPRR

SHORT DESCRIPTION:  Implementation Details of NPRR766 and Other Binding Document - Methodology for Implementing ORDC to Calculate Real-Time Reserve Price Adder

INTENDED AUDIENCE:  ERCOT Market Participants

DAY AFFECTED:  October 1, 2016

LONG DESCRIPTION:  On October 1, 2016, Nodal Protocol Revision Request (NPRR) 766, Alignment of System-Wide Discount Factor Description with Operational Adjustments to RDF, along with updates to the Other Binding Document - Methodology for Implementing Operating Reserve Demand Curve (ORDC) to Calculate Real-Time Reserve Price Adder, will be implemented.  NPRR766 and the Other Binding Document were approved by the ERCOT Board on June 14, 2016.

NPRR766 aligns the Protocol description of the system-wide discount factor with the Reserve Discount Factor (RDF) in the Physical Responsive Capability (PRC) calculation, and aligns the posting for RDFs applicable to both Generation Resources and Load Resources.

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.

NPRR766<http://www.ercot.com/mktrules/issues/NPRR766> and the Methodology for Implementing ORDC to Calculate Real-Time Reserve Price Adder<http://www.ercot.com/mktrules/obd/obdlist> and associated documents can be found on the ERCOT website.

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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