Market Rules 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

PRR791 Shortage Pricing Mechanism
PRR826 Clarification of Resource Definitions and Resource Registration of Self-Serve Generators for Reliability Purposes
PRR833 Primary Frequency Response Requirement from Existing WGRs
PRR834 ERCOT Load Forecast Accuracy
PRR837 Load Used in RMR Studies
PRR838 Fast Response Distributed Energy Resource (DER)
PRR841 Revise Total ERCOT Wind Power Forecast (TEWPF)
PRR843 Add Regional Planning Section to Protocols
PRR844 Transmission and/or Distribution Service Provider (TDSP) Definition Revision
PRR845 Definition for IDR Meters and Optional Removal of IDR Meters at a Premise Where an Advanced Meter Can be Provisioned
PRR846 Deadlines for Initiating Alternative Dispute Resolution
OGRR232 Revise the Process for Submitting Biennial Unit Reactive Limits (Lead and Lag)
OGRR233 Backup Control Plan Submission Process
OGRR236 Fast Response Distributed Energy Resource (DER)
OGRR238 WGR Primary Frequency Response
OGRR239 Administrative Changes for March 1, 2010 Operating Guides
OGRR240 CREZ Facility Protection and Control Requirements
OGRR241 Special Protection System Monitoring Requirements
OGRR242 Section 7 Revisions to Meet Pending NERC Requirements for New Construction
OGRR243 Disturbance Monitoring Requirements Clarification
There are currently no open issues.
SCR741 Multi-Day Scheduling Capability
SCR756 Enhancements to the MarkeTrak Application
SCR758 Enhancements to the Proposed Transmission Outage Report
There are currently no open issues.
There are currently no open issues.
COPMGRR016 Update to Section 12, Renewable Energy Credits due to PRR 808, Clean-up and Alignment of RECs Trading Program Language with PUCT Rules
COPMGRR017 Creating Subsection 8.2, Settlement Statements and Invoices
COPMGRR018 Updates to References of IDR and/or IDR Meter in the Commercial Operations Market Guide Due to the Proposed Definition of IDR Meter in PRR845
LPGRR036 Delete Document Control Section
TXSET087 PUCT Substantive Rule ยง25.493 (e) states that ERCOT “shall develop procedures to facilitate the expeditious transfer of large numbers of customers from one rep to another.”
TXSET104 Add additional SAC04 Codes for Transition Charges, Transition Charge Off Allowance, Credits and Weather events