Title Clarifications to the OSA Process
Next Group
Next Step
Status Approved on 11/03/2022
Effective Dates


Date Gov Body Action Taken Next Steps
11/03/2022 PUCT Approved
10/18/2022 BOARD Recommended for Approval PUCT for consideration
09/28/2022 TAC Recommended for Approval Board for consideration
09/15/2022 PRS Recommended for Approval TAC for consideration
08/11/2022 PRS Recommended for Approval PRS for Impact Analysis consideration
02/09/2022 PRS Deferred/Tabled PRS for consideration

Voting Record

Date Gov Body Motion Result
11/03/2022 PUCT To approve NPRR1118 and accompanying ERCOT Market Impact Statement as presented in Project No. 52934, Review of Rules Adopted by the Independent Organization Passed
10/18/2022 BOARD To recommend approval of NPRR1118 as recommended by TAC in the 9/28/22 TAC Report Passed
09/28/2022 TAC To recommend approval of NPRR1118 as recommended by PRS in the 9/15/22 PRS Report Passed
09/15/2022 PRS To endorse and forward to TAC the 8/11/22 PRS Report and 1/25/22 Impact Analysis for NPRR1118 Passed
08/11/2022 PRS To recommend approval of NPRR1118 as amended by the 6/13/22 ERCOT comments as revised by PRS Passed
02/09/2022 PRS To table NPRR1118 and refer the issue to ROS and WMS Passed


Status: Approved
Date Posted: Jan 25, 2022
Sponsor: ERCOT
Urgent: No
Sections: and
Description: This Nodal Protocol Revision Request (NPRR) clarifies the Outage Schedule Adjustment (OSA) process based on lessons learned from performing this process during 2021, as well as other factors. The first set of changes improves the terminology and clarifies the process for issuing Advanced Action Notices (AANs) and OSAs. The second set of changes clarify offer submission and Reliability Unit Commitment (RUC) procedures after an OSA is issued.
Reason: Addresses current operational issues / Market efficiencies or enhancements / Regulatory requirements

Key Documents

Related Content