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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  
11/13/2025 M-A111325-01 Goods or Services provided to ERCOT by Market Participants
11/13/2025 M-B111325-01 RTC+B: ERCOT API/XML Interface Listener Setup for QSEs without Resources
11/13/2025 M-C111325-01 55th Annual ERCOT Membership Meeting to be held on December 8, 2025
11/12/2025 R-111225-01 Planned Maintenance Outage - Retail
11/11/2025 M-A111125-01 45-Day Notice of Change to System Administration Fee
11/11/2025 M-B111125-01 Workshop on Aurora Energy Research Report Analyzing Resource Adequacy and Market Design Including DRRS
11/09/2025 R-A102925-04 Completion - Planned Maintenance Outage
11/07/2025 M-A110725-01 Cost of New Entry (CONE) Workshop on November 21, 2025
11/07/2025 R-A102925-03 Planned Maintenance Outage - Retail
11/06/2025 M-C110625-01 ERCOT Change to End-Point URL Address for External Web Services API in Production Environment
11/06/2025 M-B110625-01 RTC+B: Acknowledgment from QSEs without Resources of RTC+B impacts
11/06/2025 M-A110625-01 2025 Winter Load Shed Training Exercise
11/05/2025 M-E110525-01 RTC+B: Implementation Details of Revision Requests
11/05/2025 M-B110525-01 RTC+B: Implementation of Market-facing changes for December 05, 2025
11/05/2025 M-C110525-01 RTC+B: Implementation Details of Settlement-Related NPRRs
11/05/2025 M-A110525-01 RTC+B: Implementation of credit provisions of NPRR1013
11/05/2025 M-F110525-01 RTC+B: Implementation Go-Live Plan for Operating Day December 5, 2025
11/05/2025 M-B102725-03 Planned system maintenance with impacted services
11/05/2025 M-A102825-03 Planned system maintenance with impacted services
11/04/2025 R-A102925-02 Planned Maintenance Outage - Retail
11/03/2025 M-A102825-02 Planned system maintenance with impacted services
11/03/2025 M-A092925-03 ERCOT Membership Application for 2026 Membership Year Now Available Online - FINAL REMINDER
11/03/2025 M-B102725-02 Planned system maintenance with impacted services
10/31/2025 M-B103125-01 Counter-Party quarterly unaudited financial statements due by November 29, 2025
10/31/2025 M-D103125-01 Dashboards affected by end of Daylight Saving Time (DST) November 1 - 3, 2025