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Substantive Rules - Chapter 25
Applicable to Electric Service Providers

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Rule Description/Explanatory Information Download Effective
25 TOC * Table of Contents 25toc.doc 07/05/09
Subchapter A General Provisions
§ 25.1 Purpose and Scope of Rules 25.1.doc 03/12/03
§ 25.2 Cross-Reference Reference Transition. 25.2.doc 05/07/98
§ 25.3 Severability Clause. 25.3.doc 03/12/03
§ 25.4 * Statement of Nondiscrimination. 25.4.doc 03/12/03
§ 25.5 * Definitions. 25.5.doc 03/08/07
§ 25.6 Cost of Copies of Public Information. 25.6.doc 05/27/99
§ 25.8 Classification System for Violations of Statutes, Rules, and Orders Applicable to Electric Service Providers 25.8.doc 10/17/06
Subchapter B Customer Service and Protection
§ 25.21 General Provisions of Customer Service and Protection Rules. 25.21.doc 05/06/99
§ 25.22 Request for Service. 25.22.doc 05/06/99
§ 25.23 Refusal of Service. 25.23.doc 05/06/99
§ 25.24 Credit Requirements and Deposits. 25.24.doc 05/06/99
§ 25.25 Issuance and Format of Bills. 25.25.doc 05/06/99
§ 25.26 Spanish Language Requirements. 25.26.doc 05/06/99
§ 25.27* Retail Electric Service Switchovers. 25.27.doc 03/02/99
§ 25.28 * Bill Payment and Adjustments. 25.28.doc 05/06/99
§ 25.29 Disconnection of Service. 25.29.doc 05/06/99
§ 25.30 Complaints. 25.30.doc 05/06/99
§ 25.31 Information to Applicants and Customers. 25.31.doc 05/06/99
§ 25.41 * Price to Beat Rule 25.41.doc 04/23/03
§25.43 * Provider of Last Resort (POLR) 25.43.doc 06/05/09
Subchapter C Infrastructure and Reliability
§ 25.51 Quality of Service. 25.51.doc 06/11/98
§ 25.52 * Reliability and Continuity of Service. 25.52.doc 12/29/99
§ 25.53 * Emergency Operations Plan. 25.53.doc 01/24/08
Subchapter D Records, Reports, and Other Required Information
§ 25.71 * General Procedures, Requirements and Penalties. 25.71.doc 06/28/00
§ 25.72 * Uniform System of Accounts. 25.72.doc 08/19/02
§ 25.73 * Financial and Operating Reports. 25.73.doc 06/28/00
§ 25.74 * Report on Change in Control, Sale of Property, Purchase of Stock, or Loan. 25.74.doc 10/08/07
§ 25.76 * Gross Receipts Assessment Report. 25.76.doc 06/28/00
§ 25.77 Payments, Compensation, and Other Expenditures. 25.77.doc 09/08/98
§ 25.78 State Agency Utility Account Information. 25.78.doc 09/08/98
§ 25.79 * Equal Opportunity Reports. 25.79.doc 07/30/00
§ 25.80 * Annual Report on Historically Underutilitized Businesses. 25.80.doc 07/30/00
§ 25.81 * Service Quality Reports. 25.81.doc 06/28/00
§ 25.82 Fuel Cost and Use Information. 25.82.doc 09/08/98
§25.83 * Transmission Construction Reports. 25.83.doc 01/01/03
§ 25.84 * Annual Reporting of Affiliate Transactions for Electric Utilities. 25.84.doc 12/20/99
§ 25.85 * Report of Workforce Diversity and Other Business Practices. 25.85.doc 07/30/00
§ 25.87 Distribution Unbundling Reports. 25.87.doc 09/16/98
§ 25.88 * Retail Market Performance Measure Reporting 25.88.doc 05/11/03
§ 25.89 * Report of Loads and Resources. 25.89.doc 06/28/00
§ 25.90 * Market Power Mitigation Plans 25.90.doc 08/31/00
§ 25.91 * Generating Capacity Reports 25.91.doc 08/31/00
§ 25.93 * Quarterly Wholesale Electricity Transaction Reports. 25.93.doc 09/19/04
Subchapter E Certification, Licensing and Registration
§ 25.101* Certification Criteria. 25.101.doc 01/01/03
§ 25.102 Coastal Management Program.  25.102.doc 01/01/03
§ 25.105 * Registration and Reporting by Power Marketers. 25.105.doc 06/28/00
§ 25.107 * Certification of Retail Electric Providers (REPs). 25.107.doc 05/21/09
§ 25.108 * Financial Standards for Retail Electric Providers Regarding the Billing and Collection of Transition Charges. 25.108.doc 08/15/00
§ 25.109 * Registration of Power Generation Companies and Self-Generators. 25.109.doc 06/28/00
§ 25.111 * Registration of Aggregators. 25.111.doc 06/28/00
§ 25.113 * Municipal Registration of Retail Electric Providers (REPs) 25.113.doc 01/12/03
Subchapter F Metering
§ 25.121 Meter Requirements. 25.121.doc 05/30/07
§ 25.122 Meter Records. 25.122.doc 06/11/98
§ 25.123 Meter Readings. 25.123.doc 05/30/07
§ 25.124 Meter Testing. 25.124.doc 06/11/98
§ 25.125 Adjustments Due to Meter Errors. 25.125.doc 06/11/98
§ 25.126 Meter Tampering. 25.126.doc 06/11/98
§ 25.127 Generating Station Meters, Instruments, and Records. 25.127.doc 06/11/98
§ 25.128 Interconnection Meters and Circuit Breakers. 25.128.doc 06/11/98
§ 25.129* Pulse Metering. 25.129.doc 10/22/01
§ 25.130* Advanced Metering. 25.130.doc 05/30/07
§ 25.131* Load Profiling and Load Research. 25.131.doc 04/16/03
Subchapter G Submetering
§ 25.141 Central System or Nonsubmetered Master Metered Utilities. 25.141.doc 06/22/99
§ 25.142 * Submetering for Apartments, Condominiums, and Mobile Home Parks. 25.142.doc 08/11/99
Subchapter H Electrical Planning:
Division 1. Renewable Energy Resources and Use of Natural Gas
§ 25.172 * Goal for Natural Gas 25.172.doc 12/29/99
§ 25.173 * Goal for Renewable Energy 25.173.doc 01/02/09
§ 25.174 * Competitive Renewable Energy Zones 25.174.doc 01/04/07
Electrical Planning:
Division 2. Energy Efficiency and Customer-Owned Resources
§ 25.181 * Energy Efficiency Goal 25.181.doc 05/14/08
§ 25.182 * Energy Efficiency Grant Program. 25.182.doc 01/01/03
§ 25.183 * Reporting and Evaluation of Energy Efficiency Program. 25.183.doc 01/01/03
§ 25.185 * Energy Efficiency Incentive Program for Military Bases 25.185.doc 03/23/04
Subchapter I Transmission and Distribution
Division 1. Open- Access Comparable Transmission Service for Electrical Utilities in the Electric Reliability Council of Texas
§ 25.191 * Transmission Service Requirements. 25.191.doc 06/20/01
§ 25.192 * Transmission Service Rates. 25.192.doc 06/20/01
§ 25.193 * Distribution Service Provider Transmission Cost Recovery Factors (TCRF) 25.193.doc 07/17/03
§ 25.195 * Terms and Conditions for Transmission Service. 25.195.doc 06/20/01
§ 25.196 * Standards of Conduct. 25.196.doc 06/20/01
§25.198 * Initiating Transmission Service. 25.198.doc 06/20/01
§25.199 * Transmission Planning, Licensing and Cost-Recovery 25.199.doc 04/13/05
§ 25.200 * Load Shedding, Curtailments, and Redispatch. 25.200.doc 06/20/01
§ 25.202 * Commercial Terms for Transmission Service. 25.202.doc 06/20/01
§ 25.203 * Alternative Dispute Resolution (ADR). 25.203.doc 06/20/01
Division 2. Transmission and Distribution Applicable to All Electric Utilities
§ 25.211 * Interconnection of On-Site Distributed Generation (DG) 25.211.doc 01/08/01
§ 25.212 * Technical Requirements for Interconnection and Parallel Operation Of On-Site Distributed Generation 25.212.doc 12/21/99
§ 25.213* Metering for Distributed Renewable Generation 25.213.doc 05/14/08
§ 25.214* Terms and Conditions of Retail Delivery Service Provided by Investor Owned Transmission and Distribution Utilities 25.214.doc 07/05/09
§ 25.215* Terms and Conditions of by a Competitive Retailer to the Delivery System of a Municipally Owned Utility or Electric Cooperative that has Implemented Customer Choice. 25.215.doc 10/10/01
§ 25.216* Selection of Transmission Service Providers 25.216.doc 07/09/08
§ 25.217* Distributed Renewable Generation 25.217.doc 01/08/09
§ 25.221 Electric Cost Separation. 25.221.doc 09/16/98
§ 25.223 Unbundling of Energy Services. 25.223.doc 11/26/98
§ 25.227 Electric Utility Service for Public Retail Customers 25.227.doc 10/14/99
Subchapter J Costs, Rates and Tariffs
Division 1. Retail Rates
§ 25.231 * Cost of Service. 25.231.doc 04/13/05
§ 25.232 Adjustment for House Bill 11, Acts of 72nd Legislature, First Called Special Session 1991. 25.232.doc 03/01/99
§ 25.233 Treatment of Integrated Resource Plan Costs. 25.233.doc 03/01/99
§ 25.234 Rate Design. 25.234.doc 07/05/99
§ 25.235 Fuel Costs. 25.235.doc 07/05/99
§ 25.236 * Recovery of Fuel Costs. 25.236.doc 05/16/01
§ 25.237 * Fuel Factors. 25.237.doc 09/04/08
§ 25.238 Power Cost Recovery Factors. 25.238.doc 07/05/99
§ 25.239 Transmission Cost Recovery Factor for Certain Electric Utilities. 25.239.doc 01/03/08
§ 25.240 Contribution Disclosure Statements in Appeals of Municipal Utility Rates. 25.240.doc 03/10/99
§ 25.241 Form and Filing of Tariffs. 25.241.doc 06/22/99
§ 25.242 * Arrangements Between Qualifying Facilities and Electric Utilities. 25.242.doc 01/08/09
§ 25.251 Renewable Energy Tariff. 25.251.doc 11/19/98
  Division 2. Recovery of Stranded Costs    
§ 25.261 * Stranded Cost Recovery of Environmental Cleanup Costs 25.261.doc 10/01/00
§25.263 * True-up Proceeding 25.263.doc 07/20/06
§ 25.264 * Quantification of Stranded Costs of Nuclear Generation Assets 25.264.doc 06/12/03
§ 25.265 * Securitization by River Authorities and Electric Cooperatives 25.265.doc 03/01/00
Subchapter K Relationships with Affiliates
§ 25.271 Foreign Utility Company Ownership by Exempt Holding Companies. 25.271.doc 04/15/99
§ 25.272 * Code of Conduct for Electric Utilities and Their Affiliates. 25.272.doc 12/20/99
§ 25.273 * Contracts between Electric Utilities and Their Competative Affiliates 25.273.doc 12/20/99
§ 25.275 * Code of Conduct for Municipally Owned Utilities and Electric Cooperatives Engaged In Competitive Activities. 25.275.doc 03/28/01
Subchapter L Nuclear Decommissioning
§ 25.301 Nuclear Decommissioning Trusts. 25.301.doc 06/18/98
§ 25.303 * Nuclear Decommissioning Following the Transfer of Texas Jurisdictional Nuclear Generating Plant Assets. 25.303.doc 10/26/04
§ 25.304 Nuclear Decommissioning Funding and Requirements for Power Generation Companies. 25.304.doc 03/19/08
Subchapter M Competitive Metering
§ 25.311 Competitive Metering Services 25.311.doc 05/30/07
Subchapter 0 Unbundling and Market Power
Division 1. Unbundling
§ 25.341 * Definitions. 25.341.doc 10/09/03
§ 25.342 * Electric Business Separation. 25.342.doc 10/09/03
§ 25.343 * Competitive Energy Services. 25.343.doc 07/11/05
§ 25.344 * Cost Separation Proceedings. 25.344.doc 02/09/00
§ 25.345 * Recovery of Stranded Costs Through Competition Transition Charge (CTC). 25.345.doc 02/09/00
§ 25.346 * Separation of Electric Utility Metering and Billing Service Costs and Activities 25.346.doc 05/30/07
Division 2. Independent Organizations
§ 25.361 * Electric Reliability Council of Texas (ERCOT) 25.361.doc 03/30/03
§ 25.362 * Electric Reliability Council of Texas (ERCOT) Governance 25.362.doc 12/28/04
§ 25.363 * ERCOT Fees and Other Rates 25.363.doc 11/03/03
§ 25.365 * Independent Market Monitor 25.365.doc 04/29/07
Division 3. Capacity Auction
§ 25.381 * Capacity Auctions 25.381.doc 07/31/03
Division 4. Other Market Power Issues
§ 25.401 * Share of Installed Generation Capacity 25.401.doc 08/31/00
Division 5. Competition in Non-ERCOT Areas.
§ 25.421 * Transition to Competition for a Certain Area Outside the Electric Reliability Council of Texas Region 25.421.doc 11/07/04
§ 25.422 * Transition to Competition for Certain Areas within the Southwest Power Pool 25.422.doc 09/18/06
Subchapter P Pilot Projects
§ 25.431 * Retail Competition Pilot Project 25.431.doc 09/03/00
Subchapter Q System Benefit Fund
§ 25.451 * Administration of the System Benefit Account. 25.451.doc 03/19/08
§ 25.453 * Targeted Energy Efficiency Programs. 25.453.doc 01/11/04
§ 25.454 * Rate Reduction Program. 25.454.doc 03/19/08
§ 25.455 * One-Time Bill Payment Assistance Program. 25.455.doc 01/22/08
§ 25.457 * Implementation of the System Benefit Fee by the Municipally Owned Utilities and Electric Cooperatives. 25.457.doc 03/19/08
Subchapter R Customer Protection Rules for Retail Electric Service.
§ 25.471 * General Provisions of Customer Protection Rules. 25.471.doc 05/19/04
§ 25.472 * Privacy of Customer Information. 25.472.doc 03/08/07
§ 25.473 * Non-English Language Requirements 25.473.doc 03/08/07
§ 25.474 * Selection of Retail Electric Provider. 25.474.doc 07/05/09
§ 25.475 * General Retail Electric Provider Requirements and Information Disclosures to Residential and Small Commercial Customers. 25.475.doc 3/16/09
§ 25.476 * Renewable and Green Energy Verification. 25.476.doc 3/16/09
§ 25.477 * Refusal of Electric Service. 25.477.doc 06/01/04
§ 25.478 * Credit Requirements and Deposits 25.478.doc 03/08/07
§ 25.479 * Issuance and Format of Bills. 25.479.doc 06/01/04
§ 25.480 * Bill Payment and Adjustments. 25.480.doc 03/08/07
§ 25.481 * Unauthorized Charges 25.481.doc 03/08/07
§ 25.483 * Disconnection of Service 25.483.doc 03/08/07
§ 25.484 * Texas Electric No-Call List. 25.484.doc 07/02/06
§ 25.485 * Customer Access and Complaint Handling. 25.485.doc 03/08/07
§ 25.487 * Obligations Related to Move-In Transactions 25.487.doc 08/04/03
§ 25.488 * Procedures for a Premise with No Service Agreement 25.488.doc 03/08/07
§ 25.489 * Treatment of Premises with No Retail Electric Provider of Record 25.489.doc 08/04/03
§ 25.490 * Moratorium on Disconnection on Move-Out 25.490.doc 08/04/03
§ 25.491 * Record Retention and Reporting Requirements. 25.491.doc 03/08/07
§ 25.492 * Non-Compliance with Rules or Orders; Enforcement by the Commission. 25.492.doc 01/15/01
§ 25.493 * Acquisition and Transfer of Customers from one Retail Electric Provider to Another. 25.493.doc 03/08/07
§ 25.495 * Unauthorized Change of Retail Electric Provider. 25.495.doc 06/01/04
§ 25.497 * Critical Care Customers. 25.497.doc 01/22/08
§ 25.498 * Retail Electric Service Using a Customer Prepayment Device or System. 25.498.doc 09/10/07
Subchapter S Wholesale Markets
§ 25.501 * Wholesale Market Design for the Electric Reliability Council of Texas. 25.501.doc 11/18/04
§ 25.502 * Pricing Safeguards in Markets Operated by the Electric Reliability Council of Texas 25.502.doc 09/13/06
§ 25.503 * Oversight of Wholesale Market Participants 25.503.doc 02/29/04
§ 25.504 * Wholesale Market Power in the Electric Reliability Council of Texas Power Region 25.504.doc 09/13/06
§ 25.505 * Resource Adequacy in the Electric Reliability Council of Texas Power Region 25.505.doc 09/06/07
§ 25.507 * Electric Reliability Council of Texas (ERCOT) Emergency Interruptible Load Service (EILS) 25.507.doc 11/28/07
Appendices
Appendix I * Cross Reference: Location of Rule Section in Chapter 23 to New Location in Chapter 25 or Chapter 26. apendix1.doc 01/22/01
Appendix II * Electric Commonly Used Acronyms. appII.doc 01/13/03
Appendix III * Records, Reports, and Other Information that May be Required. appIII.doc 07/05/09
Appendix IV Does not exist - the Tariff for Retail Electric Delivery Service can be found under Substantive Rule 25.214(d)(1).*
Appendix V * Tariff for Competitive Retailer Access of a Municipally Owned Utility or Electric Cooperative. 25.appV.doc 08/23/01

Last Updated: 07/13/09

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