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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 |
|---|---|
| SMOGRR028 | Add Series Reactor Compensation Factors |
| RRGRR036 | Related to NPRR1191, Registration, Interconnection, and Operation of Customers with Large Loads; Information Required of Customers with Loads 25 MW or Greater |
| VCMRR039 | Related to NPRR1216, Implementation of Emergency Pricing Program |
| OBDRR046 | Related to NPRR1188, Implement Nodal Dispatch and Energy Settlement for Controllable Load Resources |
| OBDRR051 | Related to NPRR1216, Implementation of Emergency Pricing Program |
| PGRR073 | Related to NPRR956, Designation of Providers of Transmission Additions |
| PGRR105 | Deliverability Criteria for DC Tie Imports |
| PGRR106 | Clarify Projects Included in Transmission Project Information and Tracking (TPIT) Report |
| PGRR107 | Related to NPRR1180, Inclusion of Forecasted Load in Planning Analyses |
| PGRR111 | Related to NPRR1191, Registration, Interconnection, and Operation of Customers with Large Loads; Information Required of Customers with Loads 25 MW or Greater |
| PGRR112 | Dynamic Data Model and Full Interconnection Study (FIS) Deadline for Quarterly Stability Assessment |
| PGRR113 | Related to NPRR1198, Congestion Mitigation Using Topology Reconfigurations |
| PGRR114 | Related to NPRR1212, Clarification of Distribution Service Provider’s Obligation to Provide an ESI ID |
| RMGRR177 | Switch Hold Removal Clarification |
| RMGRR180 | Administrative Change for Retail Market Guide – Update LP&L After-Hour RNP Email Addresses |
| NOGRR245 | Inverter-Based Resource (IBR) Ride-Through Requirements |
| NOGRR255 | High Resolution Data Requirements |
| NOGRR256 | Related to NPRR1191, Registration, Interconnection, and Operation of Customers with Large Loads; Information Required of Customers with Loads 25 MW or Greater |
| NOGRR258 | Related to NPRR1198, Congestion Mitigation Using Topology Reconfigurations |
| NOGRR262 | Provisions for Operator-Controlled Manual Load Shed |
| NOGRR263 | Clarification of Controllable Load Resource Primary Frequency Response Responsibilities |
| SCR826 | ERCOT.com Enhancements |
| SCR827 | Grid Conditions Graph Addition for Operating Reserve Demand Curve (ORDC) Level |
| NPRR956 | Designation of Providers of Transmission Additions |
| NPRR1070 | Planning Criteria for GTC Exit Solutions |
| NPRR1180 | Inclusion of Forecasted Load in Planning Analyses |
| NPRR1188 | Implement Nodal Dispatch and Energy Settlement for Controllable Load Resources |
| NPRR1190 | High Dispatch Limit Override Provision for Increased NOIE Load Costs |
| NPRR1191 | Registration, Interconnection, and Operation of Customers with Large Loads; Information Required of Customers with Loads 25 MW or Greater |
| NPRR1197 | Optional Exclusion of Load from Netting at ERCOT-Polled Settlement (EPS) Metering Facilities which Include Resources |
| NPRR1198 | Congestion Mitigation Using Topology Reconfigurations |
| NPRR1200 | Utilization of Calculated Values for Non-WSL for ESRs |
| NPRR1202 | Refundable Deposits for Large Load Interconnection Studies |
| NPRR1205 | Revisions to Credit Qualification Requirements of Banks and Insurance Companies |
| NPRR1212 | Clarification of Distribution Service Provider’s Obligation to Provide an ESI ID |
| NPRR1214 | Reliability Deployment Price Adder Fix to Provide Locational Price Signals, Reduce Uplift and Risk |
| NPRR1215 | Clarifications to the Day-Ahead Market (DAM) Energy-Only Offer Calculation |
| NPRR1216 | Implementation of Emergency Pricing Program |
| NPRR1217 | Remove Verbal Dispatch Instruction (VDI) Requirement for Deployment and Recall of Load Resources and Emergency Response Service (ERS) Resources |
| NPRR1218 | REC Program Changes Per P.U.C. SUBST. R. 25.173, Renewable Energy Credit Program |
| NPRR1219 | Methodology Revisions and New Definitions for the Report on Capacity, Demand and Reserves in the ERCOT Region (CDR) |
| NPRR1220 | Market Restart Approval Process Modifications |
| NPRR1221 | Related to NOGRR262, Provisions for Operator Controlled Manual Load Shed |
| NPRR1222 | Public Utility Commission of Texas Approval of the Methodology for Determining Ancillary Service Requirements |
| NPRR1223 | Addition of TA Contact Information Into TDSP Application Form |
| NPRR1224 | ECRS Manual Deployment Triggers |
| NPRR1225 | Exclusion of Lubbock Load from Securitization Charges |