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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  
09/29/2025 M-A091925-02 Planned system maintenance with impacted services
09/29/2025 R-A092225-02 Planned Maintenance Outage - Retail
09/29/2025 M-A082025-03 ERCOT MOTE and PROD Digital Certificates transition to new Root CA
09/29/2025 M-B092225-02 Planned system maintenance with impacted services
09/29/2025 M-A092925-01 ERCOT Membership Application for 2026 Membership Year Now Available Online
09/25/2025 M-B092525-01 ERCOT Board approval of Day-Ahead Market (DAM) Price Corrections
09/25/2025 M-A092525-01 Resource Entity (RE) and Transmission Service Provider (TSP) Winter Weather Preparedness Workshop in person or by Webex
09/25/2025 R-A090525-03 Planned Maintenance Outage - Retail
09/24/2025 M-A090225-02 REMINDER: 2025 Digital Certificate Audit Attestation (DCAA) Due by October 1, 2025
09/23/2025 M-A092325-01 Request for Energy Information Administration (EIA) Plant Name, Plant ID, and Generator IDs
09/23/2025 M-B092325-01 Posting of Aggregate Operating Reserve Demand Curve (AORDC) for Real-Time Co-optimization plus Batteries (RTC+B) implementation
09/23/2025 M-A090525-03 Implementation of Market-facing changes for September 25, 2025
09/22/2025 M-A092225-01 RMR-MRA-C4C Workshop on October 17, 2025
09/22/2025 M-B092225-01 Planned system maintenance with impacted services
09/22/2025 R-A092225-01 Planned Maintenance Outage - Retail
09/19/2025 M-B090225-02 Addition of Energy Storage Resources to List of Stand-Alone Generation Resources Subject to PURA Section 39.169 Net Metering Review
09/19/2025 M-A091925-01 Planned system maintenance with impacted services
09/18/2025 M-A091825-01 RTC+B market trials update for participation in Day-Ahead Market (DAM) by all Qualified Scheduling Entities (QSEs)
09/18/2025 M-B091825-01 Call for Participation - ERCOT Distribution Awareness Platform (EDAP)
09/18/2025 W-A091825-01 Update Generic Limits identification process for the Culberson Generic Transmission Constraint (GTC)
09/16/2025 M-091625-01 Save the Date for the 2026 ERCOT Innovation Summit
09/16/2025 M-A082025-02 ERCOT MOTE and PROD Digital Certificates transition to new Root CA.
09/15/2025 M-A090525-02 Implementation of Market-facing changes for September 25, 2025
09/15/2025 R-A090525-02 Planned Maintenance Outage - Retail
09/11/2025 M-A082725-02 2028.1st6.AnnualAuction.Seq6 per-CRRAH Limit change to 1,800