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Market Rules
Balanced market rules are a basic element in Texas competition. Clear, predictable and well-designed rules help foster a stable electricity market. Electric Reliability Council of Texas (ERCOT) market rules are developed by participants from all aspects of the electricity industry. The rules and amendments are reviewed by the Public Utility Commission of Texas to ensure that they satisfy the public interest.
In this section, you will find the ERCOT protocols, guides, policies and procedures that help steer the Texas market participants.
Pending Revision Requests and Issues
| Issue | Title |
|---|---|
| VCMRR031 | Clarification Related to Variable Costs in Fuel Adders |
| VCMRR033 | Excluding Exceptional Fuel Costs from Fuel Adders |
| VCMRR034 | Excluding RUC Approved Fuel Costs from Fuel Adders |
| VCMRR035 | Allow Verified Contractual Costs in Fuel Adder Calculation |
| PGRR073 | Related to NPRR956, Designation of Providers of Transmission Additions |
| PGRR102 | Dynamic Operation Model Improvement |
| PGRR103 | Establish Time Limit for Generator Commissioning Following Approval to Synchronize |
| RMGRR171 | Changes to Transition Process that Require Opt-in MOU and EC that are Designating POLR to provide Mass Transition Methodology to ERCOT |
| NOGRR215 | Limit Use of Remedial Action Schemes |
| NOGRR230 | WAN Participant Security |
| NOGRR245 | Inverter-Based Resource (IBR) Ride-Through Requirements |
| NPRR956 | Designation of Providers of Transmission Additions |
| NPRR1067 | Market Entry Qualifications, Continued Participation Requirements, and Credit Risk Assessment |
| NPRR1070 | Planning Criteria for GTC Exit Solutions |
| NPRR1143 | Provide ERCOT Flexibility to Determine When ESRs May Charge During an EEA Level 3 |
| NPRR1144 | Station Service Backup Power Metering |
| NPRR1145 | Use of State Estimator-Calculated ERCOT-Wide TLFs in Lieu of Seasonal Base Case ERCOT-Wide TLFs for Settlement |
| NPRR1146 | Credit Changes to Appropriately Reflect TAO Exposure |
| NPRR1147 | Update and Improve Notification and Evaluation Processes Associated with Reliability Must-Run (RMR) |
| NPRR1149 | Implementation of Systematic Ancillary Service Failed Quantity Charges |
| NPRR1150 | Related to NOGRR230, WAN Participant Security |
| NPRR1151 | Protocol Revision Subcommittee Meeting Requirement |
| NPRR1153 | ERCOT Fee Schedule Changes |
| NPRR1155 | Attestation Regarding Market Participant Citizenship, Ownership, or Headquarters |
| NPRR1156 | Priority Revision Request Process |
| NPRR1157 | Incorporation of PUCT Approval into Revision Request Process |
| NPRR1158 | Remove Sunset Date for Weatherization Inspection Fees |
| NPRR1159 | Related to RMGRR171, Changes to Transition Process that Require Opt-in MOU or EC that are Designating POLR to provide Mass Transition Methodology to ERCOT |
| NPRR1160 | Administrative Change for March 1, 2023 Nodal Protocols – Align Section 22 Attachment D: Standard Form Black Start Agreement |