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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  
06/17/2026 M-A020526-03 Board-Approved Price Correction - Real-Time Market (RTM) Resettlement for Operating Days (ODs) January 10, 22, 24, 25 and 26, 2026
06/15/2026 M-A061526-01 Retire Sam Switch (SAMSW) Generic Transmission Constraint (GTC)
06/15/2026 W-A061526-01 Settlement for the ERS Standard Contract Term of December 01, 2025 - March 31, 2026
06/12/2026 R-B052926-02 MarkeTrak Application outage on the Retail Market Test Environment (RMTE)
06/12/2026 M-A060326-02 Implementation of Market-facing changes for June 24, 2026, and June 25, 2026
06/11/2026 R-A061126-01 Planned Maintenance Outage - Retail
06/11/2026 W-A061126-01 Updated 2026 Summer and Fall Seasonal Voltage Profiles
06/10/2026 R-A061026-01 Request for Renewable Energy Percentages
06/09/2026 M-A060926-01 GREDP Performance Metrics Posting Issues for Wind/Solar units
06/09/2026 W-A060926-01 Data Confidentiality, Integrity, and Availability on the ERCOT WAN
06/08/2026 M-A060826-01 ERCOT manual action for Day-Ahead Market (DAM) Operating Days (OD) June 7, 2026, June 8, 2026, and June 9, 2026
06/07/2026 R-A051226-04 Completion - Planned Maintenance Outage - Retail
06/05/2026 M-A020526-02 ERCOT Board approval of Real-Time Market (RTM) Price Corrections
06/05/2026 M-A060526-01 Upcoming training courses
06/05/2026 R-A051226-03 Planned Maintenance Outage - Retail
06/04/2026 M-A060426-01 Notice of updated Exhibit B to ERCOT-SPP Coordination Plan
06/03/2026 M-B060326-01 2027.2nd6.AnnualAuction.Seq3
06/03/2026 M-A060326-01 Implementation of Market-facing changes for June 24, 2026, and June 25, 2026
06/03/2026 M-A052826-03 Planned system maintenance with impacted services
06/03/2026 M-B052226-03 Planned system maintenance with impacted services
06/01/2026 M-A060126-01 Completion of Annual Constraint Management Plans Review
06/01/2026 W-A060126-01 2026 Summer and Fall Seasonal Voltage Profiles
06/01/2026 M-A052826-02 Planned system maintenance with impacted services
06/01/2026 M-B052226-02 Planned system maintenance with impacted services
05/29/2026 M-D052926-02 UPDATE: Rerun files have posted for issues with incomplete data in RTM CODE | NP12-747 | Rpt ID 11113