NPRR #1215 · Revision Request

NPRR1215 Clarifications to the Day-Ahead Market (DAM) Energy-Only Offer Calculation

Approved sponsor ERCOT posted 2024-01-23 ercot.com

PRS Jun 13 '24
TAC Sep 19 '24
BOARD Oct 10 '24
PUCT Nov 21 '24

ReasonGeneral system and/or process improvement(s)

Created2024-02-08

Approved2024-11-21

Sections Affected

4.4.10

Summary

This Nodal Protocol Revision Request (NPRR) clarifies that the Day-Ahead Market (DAM) Energy-Only Offer credit exposure calculation zeros out negative values, with any zeroed out values being included in the calculation of the dpth percentile difference. This clarification aligns with how ERCOT has been performing the calculation since Nodal Go-Live.

Timeline

2024
Jan 23
PRSFiled by ERCOT
- 1215NPRR-01 Clarifications to the Day-Ahead Market (DAM) Energy-Only Offer Calculation 012324 Jan 23 '24 · Revision Request
- 1215NPRR-02 Impact Analysis 012324 Jan 23 '24 · Staff Report
Feb 8
PRS PRS Meeting
PRSDeferred/Tabled Referred → CFSG
“To table NPRR1215 and refer the issue to the Credit Finance Sub Group (CFSG)” — Passed

→ PRS for consideration

Motion Carries 7–0 roll call
Feb 16
CFSG CFSG Meeting - Webex Only
- 1215NPRR-03 PRS Ballot 020824 Feb 12 '24 · Revision Request Ballot
- 1215NPRR-04 PRS Report 020824 Feb 12 '24 · Committee Report
Mar 20
PRS PRS Meeting
- 1215NPRR-05 CFSG Comments 022324 Feb 23 '24 · Revision Request Comments
Mar 20
Listed without action at 2 meetings (Mar 20 '24 – Apr 5 '24)
- CFSG Meeting - Webex Only Mar 20 '24
- PRS Meeting - Webex Only Apr 5 '24
Apr 18
CFSG CFSG Meeting - Webex Only
- 1215NPRR-06 ERCOT Comments 041224 Apr 12 '24 · Revision Request Comments
- 1215NPRR-07 CFSG Comments 041824 Apr 18 '24 · Revision Request Comments
May 9
PRS PRS Meeting
PRSRecommended for Approval Amended by the Apr 12 '24 ERCOT comments
“To recommend approval of NPRR1215 as amended by the 4/12/24 ERCOT comments” — Passed

→ PRS for Impact Analysis consideration

Motion Carries 7–0 roll call
Jun 13
PRS PRS Meeting
PRSRecommended for Approval Forwarded → TAC
“To endorse and forward to TAC the 5/9/24 PRS Report and 1/23/24 Impact Analysis for NPRR1215” — Passed

→ TAC for consideration

Motion Carries 7–0 roll call
- 1215NPRR-08 PRS Ballot 050924 May 13 '24 · Revision Request Ballot
- 1215NPRR-09 PRS Report 050924 May 13 '24 · Committee Report
Jun 24
TAC TAC Meeting - Webex Only
TACRecommended for Approval
“To recommend approval of NPRR1215 as recommended by PRS in the 6/13/24 PRS Report” — Passed

→ Board for consideration

Motion Passes 28–0 roll call
- 1215NPRR-10 PRS Ballot 061324 Jun 18 '24 · Revision Request Ballot
- 1215NPRR-11 PRS Report 061324 Jun 18 '24 · Committee Report
Aug 19
RELIABILITYMARKETS Reliability and Markets Committee Meeting
- 1215NPRR-12 TAC Ballot 062424 Jun 25 '24 · Revision Request Ballot
- 1215NPRR-13 TAC Report 062424 Jun 25 '24 · Committee Report
- 1215NPRR-14 ERCOT Comments 080124 Aug 1 '24 · Revision Request Comments
Aug 20
BOARD Board of Directors Meeting
BOARDRemanded Remanded → TAC
“To remand NPRR1215 to TAC” — Passed

→ TAC for consideration
Aug 21
CFSG CFSG Meeting - Webex Only
- 1215NPRR-15 Board Report 082024 Aug 21 '24 · Committee Report
Aug 28
TAC TAC Meeting
TACDeferred/Tabled
“To table NPRR1215” — Passed

→ TAC for consideration

Motion Passes 30–0 roll call
Sep 19
TAC TAC Meeting
TACRecommended for Approval Amended by the Aug 1 '24 ERCOT comments
“To recommend approval of NPRR1215 as recommended by TAC in the 6/24/24 TAC Report as amended by the 8/1/24 ERCOT comments as revised by TAC” — Passed

→ Board for consideration

Motion Passes 29–0 roll call
- 1215NPRR-16 TAC Ballot 082824 Aug 30 '24 · Revision Request Ballot
- 1215NPRR-17 TAC Report 082824 Aug 30 '24 · Committee Report
Oct 10
BOARD Board of Directors Meeting
BOARDRecommended for Approval
“To recommend approval of NPRR1215 as recommended by TAC in the 9/19/24 TAC Report” — Passed

→ PUCT for consideration
- 1215NPRR-18 TAC Ballot 091924 Sep 24 '24 · Revision Request Ballot
- 1215NPRR-19 TAC Report 091924 Sep 24 '24 · Committee Report
Nov 21
PUCT
PUCTApproved
“To approve NPRR1215 and accompanying ERCOT Market Impact Statement as presented in Project No. 54445, Review of Protocols Adopted by the Independent Organization” — Passed
- 1215NPRR-20 Board Report 101024 Oct 13 '24 · Committee Report
—
Posted since the last meeting
- 1215NPRR-21 PUCT Report 112124 Nov 25 '24 · Committee Report