NOGRR #272 · Revision Request

NOGRR272 Advanced Grid Support Requirements for Inverter-Based ESRs

Approved Urgent sponsor ERCOT posted 2024-10-31 ercot.com

ReasonStrategic Plan Objective 1

Created2024-12-05

Approved2025-11-06

Sections Affected

2.14 (new)

Summary

This Nodal Operating Guide Revision Request (NOGRR) establishes new advanced grid support requirements for inverter-based Energy Storage Resources (ESRs) connected to the ERCOT Transmission Grid.

Timeline

Oct 31 '24
ROSFiled by ERCOT
- 272NOGRR-01 Advanced Grid Support Requirements for Inverter-Based ESRs 103124 Oct 31 '24 · Revision Request
- 272NOGRR-02 Impact Analysis 103124 Oct 31 '24 · Staff Report
Nov 15 '24
Listed without action at 1 meeting
- IBRWG Meeting - Webex Only Nov 15 '24
Dec 5 '24
ROS ROS Meeting - Webex Only
ROSDeferred/Tabled Tabled Referred → DWG Referred → IBRWG
“to table NOGRR272 and refer the issue to the Dynamics Working Group (DWG) and Inverter-Based Resource Working Group (IBRWG)” — Passed

→ Language Consideration

Motion Carries 7.5–0 roll call
- 272NOGRR-03 Jupiter Power Comments 120424 Dec 4 '24 · Revision Request Comments
Dec 11 '24
DWG DWG Meeting - Webex Only
- 272NOGRR-04 ROS Ballot 120524 Dec 9 '24 · Revision Request Ballot
- 272NOGRR-05 ROS Report 120524 Dec 9 '24 · Committee Report
Dec 13 '24
Listed without action at 2 meetings (Dec 13 '24 – Jan 9 '25)
- IBRWG Meeting - Webex Only Dec 13 '24
- ROS Meeting - Webex Only Jan 9 '25
Jan 17 '25
IBRWG IBRWG Meeting - Webex Only
- 272NOGRR-06 Plus Power Comments 011525 Jan 15 '25 · Revision Request Comments
- 272NOGRR-07 SRDC Comments 011625 Jan 16 '25 · Revision Request Comments
Feb 6 '25
ROS ROS Meeting - Webex Only
- 272NOGRR-08 Joint Commenters Comments 020525 Feb 5 '25 · Revision Request Comments
Feb 13 '25
Listed without action at 5 meetings (Feb 13 '25 – May 1 '25)
- DWG Meeting - Webex Only Feb 13 '25
- IBRWG Meeting - Webex Only Feb 21 '25
- ROS Meeting Mar 6 '25
- ROS Meeting - Webex Only Apr 3 '25
- ROS Meeting May 1 '25
Jun 5 '25
ROS ROS Meeting - Webex Only
- 272NOGRR-09 Plus Power Comments 051325 May 13 '25 · Revision Request Comments
- 272NOGRR-10 ERCOT Comments 060425 Jun 4 '25 · Revision Request Comments
- 272NOGRR-11 Plus Power Comments 060425 Jun 4 '25 · Revision Request Comments
Jun 16 '25
OWG OWG Meeting - Webex Only
- 272NOGRR-12 NextEra Energy Resources Comments 061325 Jun 13 '25 · Revision Request Comments
Jul 10 '25
ROS ROS Meeting - Webex Only
ROSDeferred/Tabled Urgent status Tabled
“to grant NOGRR272 Urgent status; and to table NOGRR272” — Passed

→ Language Consideration

Motion Carries 7.5–0 roll call
- 272NOGRR-13 ERCOT Comments 070125 Jul 1 '25 · Revision Request Comments
- 272NOGRR-14 Plus Power Comments 070825 Jul 8 '25 · Revision Request Comments
- 272NOGRR-15 Joint Commenters Comments 070925 Jul 9 '25 · Revision Request Comments
- 272NOGRR-16 HGP Storage Comments 071025 Jul 10 '25 · Revision Request Comments
Jul 15 '25
OWG OWG Meeting - Webex Only
- 272NOGRR-17 ROS Ballot 071025 Jul 15 '25 · Revision Request Ballot
- 272NOGRR-18 ROS Report 071025 Jul 15 '25 · Committee Report
Aug 7 '25
ROS ROS Meeting
ROSRecommended for Approval Recommended for approval Amended by the Aug 1 '25 ERCOT comments
“to recommend approval of NOGRR272 as amended by the 8/1/25 ERCOT comments” — Passed

→ Revision Request Consideration

Motion Carries 6.5–1 (4 abstain) roll call
- 272NOGRR-19 Spearmint Energy Comments 080125 Aug 1 '25 · Revision Request Comments
- 272NOGRR-20 Mortenson Comments 080125 Aug 1 '25 · Revision Request Comments
- 272NOGRR-21 esVolta Comments 080125 Aug 1 '25 · Revision Request Comments
- 272NOGRR-22 ERCOT Comments 080125 Aug 1 '25 · Revision Request Comments
- 272NOGRR-23 Plus Power Comments 080625 Aug 6 '25 · Revision Request Comments
Aug 27 '25
TAC TAC Meeting
TACRecommended for Approval Recommended for approval Amended by the Aug 20 '25 ERCOT comments
“to recommend approval of NOGRR272 as recommended by ROS in the 8/7/25 ROS Report as amended by the 8/20/25 ERCOT comments; and the 10/31/24 Impact Analysis” — Passed

→ Revision Request Consideration

Motion Passes 27–0 (3 abstain) roll call
- 272NOGRR-24 ROS Ballot 080725 Aug 12 '25 · Revision Request Ballot
- 272NOGRR-25 ROS Report 080725 Aug 12 '25 · Committee Report
- 272NOGRR-26 ERCOT Comments 082025 Aug 20 '25 · Revision Request Comments
Sep 22 '25
BOARD Board of Directors Meeting
BOARDRecommended for Approval Recommended for approval
“to recommend approval of NOGRR272 as recommended by TAC in the 8/27/25 TAC Report” — Passed

→ Revision Request Consideration
- 272NOGRR-27 TAC Ballot 082725 Sep 2 '25 · Revision Request Ballot
- 272NOGRR-28 TAC Report 082725 Sep 2 '25 · Committee Report
Nov 6 '25
PUCT
PUCTApproved Approved
“to approve NOGRR272 and accompanying ERCOT Market Impact Statement as presented in Project No. 54445, Review of Protocols Adopted by the Independent Organization” — Passed
- 272NOGRR-30 Board Report 092225 Sep 24 '25 · Committee Report
—
Posted since the last meeting
- 272NOGRR-31 PUCT Report 110625 Nov 10 '25 · Committee Report