NOTICE DATE: August 24, 2015 NOTICE TYPE: M-A082415-01 NPRR SHORT DESCRIPTION: Implementation Details for NPRR589, NPRR701 INTENDED AUDIENCE: ERCOT Market Participants and Settlement Personnel DAY AFFECTED: September 21 - 25, 2015 LONG DESCRIPTION: On the week of September 21 - 25, 2015, ERCOT will implement Nodal Protocol Revision Request (NPRR) 589, Ancillary Service Offers in the Supplemental Ancillary Services Market and NPRR701, As-Built Clarification for NPRR589. o Settlements impact include the following changes: 6.7.2 Charges for Ancillary Service Capacity Replaced Due to Failure to Provide 1. Reconfiguration Reg-Up Failed Qty Amount: RRUFQAMT q = MCPCRU rs * RRUFQ q, rs QSE Total: RUFQAMTQSETOT q = RUFQAMT q + RRUFQAMT q 2. Reconfiguration Reg-Down Failed Qty Amount: RRDFQAMT q = MCPCRD rs * RRDFQ q, rs QSE Total: RDFQAMTQSETOT q = RDFQAMT q + RRDFQAMT q 3. Reconfiguration Responsive Reserve Failed Qty Amount: RRRFQAMT q = MCPCRR rs * RRRFQ q, rs QSE Total: RRFQAMTQSETOT q = RRFQAMT q + RRRFQAMT q 4. Reconfiguration Non-Spin Failed Qty Amount: RNSFQAMT q = MCPCNS rs * RNSFQ q, rs QSE Total: NSFQAMTQSETOT q = NSFQAMT q + RNSFQAMT q o Settlement Calculation Revisions: 6.7.3 Adjustments to Cost Allocations for Ancillary Services Procurement 1. Reg-Up Obligation per QSE RUO q = [cid:image003.png@01D0DE77.F59101E0] (SARUQ q + [cid:image008.png@01D0DE77.F59101E0] (RTPCRU q, m) + PCRU q - RURP q - RUFQ q - RRUFQ q) * HLRS q + RURP q 2. Reg-Down Obligation per QSE RDO q = [cid:image003.png@01D0DE77.F59101E0] (SARDQ q + [cid:image008.png@01D0DE77.F59101E0] (RTPCRD q, m) + PCRD q - RDRP q - RDFQ q - RRDFQ q) * HLRS q + RDRP q 3. Responsive Reserve Obligation per QSE RRO q = [cid:image003.png@01D0DE77.F59101E0] (SARRQq + [cid:image008.png@01D0DE77.F59101E0] (RTPCRR q, m) + PCRR q - RRRP q - RRFQ q - RRRFQ q) * HLRS q + RRRP q 4. Non-Spin Obligation per QSE NSO q = [cid:image003.png@01D0DE77.F59101E0] (SANSQ q + [cid:image008.png@01D0DE77.F59101E0] (RTPCNS q, m) + PCNS q - NSRP q - NSFQ q - RNSFQ q) * HLRS q + NSRP q o New Settlement Bill Determinants: The following bill determinants will be implemented for NPRR589 and NPRR701 (As-Built Clarification for NPRR589): Bill Determinant Short Description Extract Extract Table RRUFQ Total capacity associated with reconfiguration reductions for Reg-Up SID/ RTM CODE MTKINPUTHEADER MKINPUTINTERVAL RRDFQ Total capacity associated with reconfiguration reductions for Reg-Down SID/ RTM CODE MTKINPUTHEADER MKINPUTINTERVAL RRRFQ Total capacity associated with reconfiguration reductions for RRS SID/ RTM CODE MTKINPUTHEADER MKINPUTINTERVAL RNSFQ Total capacity associated with reconfiguration reductions for Non-Spin SID/ RTM CODE MTKINPUTHEADER MKINPUTINTERVAL RRUFQAMT Charge to QSE q for its total capacity associated with reconfiguration reductions for Reg-Up RTM CODE RTMOUTPUTHEADER RTMOUTPUTINTERVAL RRDFQAMT Charge to QSE q for its total capacity associated with reconfiguration reductions for Reg-Down RTM CODE RTMOUTPUTHEADER RTMOUTPUTINTERVAL RRRFQAMT Charge to QSE q for its total capacity associated with reconfiguration reductions for RRS RTM CODE RTMOUTPUTHEADER RTMOUTPUTINTERVAL RNSFQAMT Charge to QSE q for its total capacity associated with reconfiguration reductions for Non-Spin RTM CODE RTMOUTPUTHEADER RTMOUTPUTINTERVAL RUFQAMTQSETOT Total charge to QSE q for its total capacity associated with failures and reconfiguration reductions for Reg-Up RTM CODE RTMOUTPUTHEADER RTMOUTPUTINTERVAL RDFQAMTQSETOT Total charge to QSE q for its total capacity associated with failures and reconfiguration reductions for Reg-Down RTM CODE RTMOUTPUTHEADER RTMOUTPUTINTERVAL RRFQAMTQSETOT Total charge to QSE q for its total capacity associated with failures and reconfiguration reductions for RRS RTM CODE RTMOUTPUTHEADER RTMOUTPUTINTERVAL NSFQAMTQSETOT Total charge to QSE q for its total capacity associated with failures and reconfiguration reductions for Non-Spin RTM CODE RTMOUTPUTHEADER RTMOUTPUTINTERVAL o Additional Supplemental Ancillary Service Market: The following additional market will be implemented for NPRR589, NPRR701 (As-Built Clarification for NPRR589): Market Short Description Extract Extract Table RECON Reconfiguration Market: ERCOT will allow QSEs to request to modify their Ancillary Service positions through a Reconfiguration SASM (RSASM). The RSASM is executed at 0900 daily. PRDE ASMARKET ACTION REQUIRED: Implement changes to shadow Settlement systems for NPRR589 and NPRR701. 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 of any NPRR that is not implemented on the first day of the month following Board approval of the NPRR. NPRR589<http://www.ercot.com/mktrules/issues/NPRR589> and NPRR701<http://www.ercot.com/mktrules/issues/NPRR701> can be found on the ERCOT website. Information on upcoming releases can be found on the Project Priority List<http://www.ercot.com/services/projects/index.html> (PPL). 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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