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Market Notices concerning Power Operations and related Technical Issues at ERCOT.
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M-A121225-01 Software Issue Identified Impacting Ancillary Service Trades
M-A110725-02 Request for comments in response to November 21st Cost of New Entry (CONE) Workshop
M-B121225-01 Confirm Market Participants' Affiliates and Lone Star Infrastructure Protection Act (LSIPA) Attestation by January 30, 2026, for LSIPA Compliance Purposes
M-A120925-02 Revised date for final CDR release - December 19, 2025; Pre-release draft version of the Report on Capacity, Demand and Reserves in the ERCOT Region (CDR) is available for review
M-A120925-01 Pre-release draft version of the Report on Capacity, Demand and Reserves in the ERCOT Region (CDR) is available for review
M-B120525-01 Real-Time Market Price Correction - Generic Transmission Constraint incorrectly considered in SCED
M-F110525-04 RTC+B: Implementation Go-Live Complete for Operating Day December 5, 2025
M-C110625-03 ERCOT Change to End-Point URL Address for External Web Services API in Production Environment
W-A120325-01 Reminder - ACTION REQUIRED - PUN output capacity changes
M-F110525-03 RTC+B: Implementation Go-Live Plan for Operating Day December 5, 2025
M-E110525-03 RTC+B: Implementation Details of Revision Requests
M-C110525-03 RTC+B: Implementation Details of Settlement-Related NPRRs
M-B110525-03 RTC+B: Implementation of Market-facing changes for December 05, 2025
M-A110525-03 RTC+B: Implementation of credit provisions of NPRR1013
W-A120225-01 2026 Winter and Spring Seasonal Voltage Profiles
M-A120125-01 Updated Standard Generation Interconnection Agreement (SGIA) effective beginning January 1, 2026

M-A121225-01 Software Issue Identified Impacting Ancillary Service Trades
ERCOT Client Services
Fri, 12 Dec 2025 16:57:42 -0600
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M-A110725-02 Request for comments in response to November 21st Cost of New Entry (CONE) Workshop
ERCOT Client Services
Fri, 12 Dec 2025 15:59:51 -0600
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M-B121225-01 Confirm Market Participants' Affiliates and Lone Star Infrastructure Protection Act (LSIPA) Attestation by January 30, 2026, for LSIPA Compliance Purposes
ERCOT Client Services
Fri, 12 Dec 2025 11:17:36 -0600
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M-A120925-02 Revised date for final CDR release - December 19, 2025; Pre-release draft version of the Report on Capacity, Demand and Reserves in the ERCOT Region (CDR) is available for review
ERCOT Client Services
Tue, 9 Dec 2025 17:07:11 -0600
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M-A120925-01 Pre-release draft version of the Report on Capacity, Demand and Reserves in the ERCOT Region (CDR) is available for review
ERCOT Client Services
Tue, 9 Dec 2025 16:22:07 -0600
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M-B120525-01 Real-Time Market Price Correction - Generic Transmission Constraint incorrectly considered in SCED
ERCOT Client Services
Fri, 5 Dec 2025 10:40:26 -0600
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M-F110525-04 RTC+B: Implementation Go-Live Complete for Operating Day December 5, 2025
ERCOT Client Services
Fri, 5 Dec 2025 09:50:29 -0600
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M-C110625-03 ERCOT Change to End-Point URL Address for External Web Services API in Production Environment
ERCOT Client Services
Wed, 3 Dec 2025 13:46:24 -0600
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W-A120325-01 Reminder - ACTION REQUIRED - PUN output capacity changes
ERCOT Client Services
Wed, 3 Dec 2025 12:24:33 -0600
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M-F110525-03 RTC+B: Implementation Go-Live Plan for Operating Day December 5, 2025
ERCOT Client Services
Wed, 3 Dec 2025 12:19:11 -0600
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M-E110525-03 RTC+B: Implementation Details of Revision Requests
ERCOT Client Services
Wed, 3 Dec 2025 12:18:27 -0600
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M-C110525-03 RTC+B: Implementation Details of Settlement-Related NPRRs
ERCOT Client Services
Wed, 3 Dec 2025 12:16:55 -0600
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M-B110525-03 RTC+B: Implementation of Market-facing changes for December 05, 2025
ERCOT Client Services
Wed, 3 Dec 2025 12:16:07 -0600
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M-A110525-03 RTC+B: Implementation of credit provisions of NPRR1013
ERCOT Client Services
Wed, 3 Dec 2025 12:15:18 -0600
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W-A120225-01 2026 Winter and Spring Seasonal Voltage Profiles
ERCOT Client Services
Tue, 2 Dec 2025 17:26:23 -0600
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M-A120125-01 Updated Standard Generation Interconnection Agreement (SGIA) effective beginning January 1, 2026
ERCOT Client Services
Mon, 1 Dec 2025 12:13:37 -0600
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