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.

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Recent Market Notices

These notices were sent within the last 30 days.

Date Subject
08/07/2020 M-A080720-01 Emergency Operations Settlements Error Identified
08/07/2020 R-B072920-03 Reminder - New distribution list for Weather Moratorium notices
08/07/2020 W-B080720-01 Implementation of maximum Shadow Price for an irresolvable constraint in SCED
08/06/2020 R-A080620-01 Delayed processing of 867_03 transactions
08/05/2020 W-A080520-01 Implementation of maximum Price for an irresolvable constraint in SCED
08/03/2020 M-A080320-01 ERCOT will host a Market Information System (MIS) Technical Integration Workshop on August 12, 2020.
08/03/2020 W-A080320-01 ERCOT and Texas RE Generator Weatherization Workshop - WebEx only
07/31/2020 M-A073120-01 Counter-Party quarterly unaudited financial statements due by August 29, 2020
07/31/2020 M-B070220-03 Implementation of Market-facing changes for August 2020
07/31/2020 M-B073120-01 RFP for NWS ERS-30, WS ERS-30, NWS ERS-10 and WS ERS-10 for the SCT of October 1, 2020, through January 31, 2021
07/31/2020 M-C073120-01 2020.SEP.Monthly.Auction
07/31/2020 R-B072920-02 Reminder - New distribution list for Weather Moratorium notices
07/30/2020 M-C073020-01 2019 AML Data Posted for each LSE
07/30/2020 M-D073020-01 NPRR833 Implementation Error Identified
07/29/2020 M-A072920-01 2022.2nd6.AnnualAuction.Seq5 CRR Auction
07/29/2020 R-A072920-01 Retail Market Qualification Testing (Flight 1020) begins September 15, 2020, application processing deadline of August 19, 2020, and a registration deadline of September 9, 2020
07/29/2020 R-B072920-01 New distribution list for Weather Moratorium notices
07/29/2020 W-B112117-06 Update - Revised Proposal to Add Bearkat Remedial Action Scheme
07/28/2020 M-A072820-01 Implementation Details of NPRR951
07/28/2020 M-B072720-01 Implementation Details of NPRR977
07/28/2020 M-C072820-01 Planned system maintenance with impacted services
07/27/2020 M-B072720-01 Implementation Details for NPRR933 and Other Binding Document, Demand Response Data Definitions and Technical Specifications
07/24/2020 M-A072420-01 Implementation Details of NPRR935
07/24/2020 M-B070220-02 Implementation of Market-facing changes for August 2020
07/23/2020 M-A070220-02 Reminder - WAN Invoice Market Notice reminders
07/22/2020 W-A072220-01 Resource Integration Workshop WebEx only
07/21/2020 W-A072120-01 Removal of Coleto Creek (COLETO) - Euler 138 kV Single Circuit Pre-Contingency Action Plan
07/19/2020 M-A011920-01 Retail 867_03 Data loading process issue for July 18th delayed until July 19th at 11:00 PM
07/19/2020 M-A071420-03 Completion - Planned Maintenance Outage
07/17/2020 M-A071420-02 Reminder Planned Maintenance Outage
07/17/2020 M-B071420-02 Reminder - Planned system maintenance with impacted services
07/17/2020 M-C071420-02 Reminder - Planned system maintenance with impacted services
07/15/2020 M-A071520-01 ERCOT Notice of Petition Filings with the PUCT
07/14/2020 M-A032720-04 Update - Proposal to modify Wirtz Remedial Action Scheme
07/14/2020 M-A071420-01 Planned Maintenance Outage
07/14/2020 M-B071420-01 Planned system maintenance with impacted services
07/14/2020 M-C071420-01 Planned system maintenance with impacted services
07/14/2020 M-D071420-01 Congestion Revenue Rights (CRRs) identified as containing Electrically Similar Settlement Points (ESSPs)
07/13/2020 M-A071320-01 Implementation of lower Counter-Party (CP) limit for Point-to-Point (PTP) Obligation bids in Day-Ahead Market (DAM)
07/09/2020 M-A070920-01 Error Identified in ERCOT's Credit Monitoring and Management (CMM) System
07/08/2020 M-A070820-01 Potential Price Corrections - Incorrect Transformer Ratings Impacting the Real-Time Market and Day-Ahead Market