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Market Notice Archives

ERCOT sends Market Notices to publicly subscribed email distribution lists as required in the protocols and other binding documents for scheduled releases, outages, business process failures, and other general information.

This section contains a three year archive of Market Notices.  Archive searches may be performed by Category, Date Range, and Keywords, or a combination of these criteria. For Market Notices older than three years, select the mailing list you are interested in from Market Notice Email Distribution Lists.

Search Market Notices

Search for Market Notices within the past three years.

Date   Subject  
10/16/2026 M-A101626-02 PUCT hosting Weather Emergency Preparedness and Emergency Operations Plan (EOP) Workshop 12/08/2026
10/16/2026 M-A101626-01 PUCT hosting Weather Emergency Preparedness and Emergency Operations Plan (EOP) Workshop 12/08/2026
10/16/2026 M-D092826-02 Implementation Details of NPRR1281 and NPRR1327 (Settlement-Related)
10/15/2026 M-A101526-01 Window to submit Declarations of Weather Preparedness (DoWPs) via the ERCOT Weatherization & Inspection (W&I) Market Participant Portal (Portal) is November 1 - December 1, 2026
10/15/2026 M-B101526-01 Implementation Details of NPRR1198, Congestion Mitigation Using Topology Reconfigurations, and related NOGRR258 and PGRR113
10/15/2026 M-A082626-02 DPC Dashboard: Temporary DPCs to be submitted exclusively through DPC Submission forms beginning October 21, 2026.
10/13/2026 M-A101326-01 Overview of the ERCOT Weatherization and Inspection (W&I) program, highlighting Declaration of Weather Preparedness (DoWP) submissions and the inspection process
10/12/2026 M-B101226-01 Update to Transmission-Voltage Customers Opt-Out List Maintained Pursuant to PURA section 39.653(d)
10/12/2026 M-A101226-01 Implementation of Market-facing changes for October 28, 2026, and October 29, 2026
10/11/2026 R-A091026-04 Completion - Planned Maintenance Outage - Retail
10/09/2026 M-A100926-01 ERCOT is decreasing the Securitization Uplift Charge Daily Amount (SUCDA) used in calculating Securitization Subchapter N Uplift Charge escrow deposits and Securitization Uplift Charges
10/09/2026 M-B100926-01 ERCOT is increasing the Total Securitization Default Charge Monthly Amount (TSDCMA) used to calculate Securitization Subchapter M escrow deposits and Securitization Default Charges
10/09/2026 R-A091026-03 Planned Maintenance Outage - Retail
10/08/2026 M-A100826-01 Notification of Suspension of Operations (NSO) for HEN Infrastructure LLC (COYOTSPR_ESR1)
10/08/2026 R-A100826-01 Planned Maintenance Outage - Retail
10/07/2026 M-B092826-03 Planned system maintenance with impacted services
10/07/2026 M-A092826-03 Planned system maintenance with impacted services
10/05/2026 M-A100526-01 Notification of Change of Generation Resource Designation (NCGRD) for Chisholm Grid LLC (CHISMGRD_ESR1)
10/05/2026 M-A092826-02 Planned system maintenance with impacted services
10/05/2026 M-B092826-02 Planned system maintenance with impacted services
10/02/2026 M-C100226-01 RIOO Maintenance Release
10/02/2026 M-B100226-01 2026.NOV.Monthly.Auction
10/02/2026 M-A100226-01 RFP for NWS ERS-30, WS ERS-30, NWS ERS-10 and WS ERS-10 for the SCT of December 1, 2026, through March 31, 2027
10/01/2026 M-C100126-01 Notification of Suspension of Operations (NSO) for Gregory Power Partners LLC (LGE_LGE_GT1, LGE_LGE_GT2, LGE_LGE_STG)
10/01/2026 M-B100126-01 Upcoming training courses