Title BESTF-3 Energy Storage Resource Contribution to Physical Responsive Capability and Real-Time On-Line Reserve Capacity Calculations
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Status Approved on 06/09/2020
Effective Dates



Date Gov Body Action Taken Next steps
06/09/2020 BOARD Approved
05/29/2020 TAC Recommended for Approval Board for consideration
05/15/2020 PRS Recommended for Approval TAC for consideration
04/20/2020 PRS Recommended for Approval PRS for Impact Analysis consideration
01/16/2020 PRS Deferred/Tabled PRS for consideration

Voting Record

Date Gov Body Motion Result
06/09/2020 BOARD To approve NPRR987 as recommended by TAC in the 5/29/20 TAC Report Passed
05/29/2020 TAC To recommend approval of NPRR987 as recommended by PRS in the 5/15/20 PRS Report Passed
05/15/2020 PRS To grant NPRR987 Urgent status and to endorse and forward to TAC the 4/20/20 PRS Report and Impact Analysis for NPRR987 with a recommended priority of 2020 and rank of 3010 Passed
04/20/2020 PRS To recommend approval of NPRR987 as amended by the 2/21/20 ERCOT comments Passed
01/16/2020 PRS To table NPRR987 and refer the issue to ROS and WMS Passed


Status: Approved
Date Posted: Dec 9, 2019
Sponsor: ERCOT
Urgent: Yes
Sections: and 6.7.5
Description: This Nodal Protocol Revision Request (NPRR) implements the inclusion of the contribution of Energy Storage Resources (ESRs) to Physical Responsive Capability (PRC) and the Real-Time On-Line Reserve Capacity (RTOLCAP) in the Ancillary Service Imbalance Calculation.
Reason: Addresses current operational issues. Market efficiencies or enhancements.

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