| GAO | Description | Status |
| 2023-02 | Informal Review under Indiana Code section 8-1-1.9-5 | Superseded by GAO 2025-04 |
| 2022-01 | Guidelines for Additional Evidence in Electric Generation Proceedings | Superseded by GAO 2025-02 |
| 2019-06 | Certificates of Territorial Authority for Communications Service Providers | Superseded by GAO 2024-01 |
| 2020-03 | Policy Governing Participation Via Electronic Communication | Superseded by GAO 2021-01 |
| 2020-01 | Policy Governing Participation Via Electronic Communication | Superseded by GAO 2020-03 |
| 2019-01 | Certificates of Territorial Authority for Communications Service Providers | Superseded by GAO 2019-06 |
| 2017-01 | Schedule of Transcript Fees Pursuant to Indiana Code section 8-1-3-8 | Superseded by GAO 2023-06 |
| 2016-06 | Procedures for Targeted Economic Development Project Approval | Superseded by GAO 2023-05 |
| 2016-03 | Underground Plant Protection Advisory Committee | Superseded by GAO 2020-04 |
| 2016-01 | Policy Governing the Filing of Affiliate Contracts | Superseded by GAO 2016-05 |
| 2015-02 | Procedures for Targeted Economic Development Project Approval | Superseded by GAO 2016-06 |
| 2015-01 | Submitting Documents Electronically | Superseded by GAO 2016-02 |
| 2013-02 | ETC Filing Guidelines | Superseded by GAO 2019-05 |
| 2013-04 | Direct Marketing Authority | Superseded by GAO 2020-02 |
| 2013-08 | Guidelines for Public Hearings re: Pipeline Safety Violations | Superseded by GAO 2016-03 |
| 2012-04 | Interest Rate for Gas Customer Deposits – 2013 | Superseded by GAO 2013-01 |
| 2012-03 | Service Requirements for Commission Proceedings | Superseded by GAO 2016-02 |
| 2012-01 | Municipal Procedures for Outside City Rates | Superseded by GAO 2012-02 |
| 2011-03 | Streamlined Procedures for Safety Valve Requests | Superseded by GAO 2023-01 |
| 2011-02 | Certificates of Territorial Authority for Communications Service Providers | Superseded by GAO 2019-01 |
| 2011-01 | Certificates of Franchise Authority for Video Service Providers | Superseded by GAO 2019-04 |
| 2010-01 | Filing of Affiliate Contracts | Superseded by GAO 2016-01 |
| 2009-04 | CTA Applications and Notice of Change Forms for Communications Service Providers | Superseded by GAO 2011-02 |
| 2006-03 | Service Cessation and Relinquish of Provider of Last Resort | Superseded by GAO 2019-06 |
| 2006-04 | Application for Certificate of Franchise Authority | Superseded by GAO 2006-05 |
| 2004-02 | Distribution System Improvement Charges (DSIC) | Superseded by GAO 2005-04 |
| 1998-01 | Policy Governing the Submission of Interconnection Agreements and Amendments | Superseded by GAO 2000-01 |
| 1995-05 | Schedule of Maximum Fees for Preparation of Transcripts of Records of Proceedings before the Public Service Commission of Indiana by the Official Reporters for the Commission | Superseded by GAO 2017-01 |
| 1995-04 | Acceptance of Settlement Agreements | Superseded by GAO 1997-02 |
| 1991-02 | Four Year Periodic Review | Superseded by GAO 2018-01 |
| 1988-02 | Schedule of Maximum Fees for Preparation of Transcripts of Records of Proceedings before the Public Service Commission of Indiana by the Official Reporters for the Commission | Superseded by GAO 1995-05 |
| 1985-02 | Policy Governing Acceptance of Settlement Agreements | Superseded by GAO 1995-04 |
| 1985-01 | Schedule of Maximum Fees for Preparation of Transcripts of Records of Proceedings before the Public Service Commission of Indiana by the Official Reporters for the Commission | Superseded by GAO 1988-02 |
| 1983-03 | Ensures that the Public has Open and Complete Access to Administrative Hearing Process and Decisions of the Commission | Superseded by GAO 1984-01 |
| GAO | Description | Status |
| 2006-05 | Revised Application for Certificate of Franchise Authority | Repealed by GAO 2011-01 |
| 2000-01 | Policy Governing the Adoption and/or Submission of Interconnection Agreements and Amendments Thereto | Repealed by resolution on Dec. 19, 2001 |
| 1997-01 | Implementation Procedures for the Four-Year Periodic Review of Indiana Utilities’ Basic Rates and Charges Pursuant to I.C. 8-1-2-42.5 | Repealed by GAO 1991-01 |
| 1995-03 | Policy on Case Procedures | Repealed by resolution on Jan. 30, 2009 |
| 1995-02 | Minimum Standard Filing Requirements | Repealed by resolution on Sept. 28, 1995 |
| 1995-01 | Time Parameters for General Rate Cases and Other Proceedings | Repealed by resolution on Jan. 30, 2009 |
| 1988-01 | Directed Staff to File Reports in all Causes Unless Directed Otherwise | Repealed by GAO 1990-02 |
| 1987-01 | Four-Year Review of Small Utilities | Repealed by 1991-01 |
| 1985-03 | Approval of Proposed Merger of Two or More Public Utilities | Repealed by resolution on Jan. 30, 2009 |
| 1984-01 | Public Access to Hearings and Decisions of the Commission | Repealed by resolution on Jan. 20, 2009 |
| 1983-02 | Designation of Exempt and Non-Exempt Status of Commodities under the Motor Carrier Act | Repealed by GAO 1991-01 |
| 1983-01 | Procedure for the Administration of the Employee Performance Appraisal System | Repealed by resolution on Dec. 8, 1982 |
| 1982-01 | Gas Utility Uniform Tariff Format Requirements | Repealed by GAO 1991-01 |
| 1981-02 | Public Service Commission Procedures on Staggers Rail Act of 1980 | Repealed by GAO 1991-01 |
| 1981-01 | Policy that No Fee Bill in an Amount Less Than $10.00 Will Be Collected | Repealed by resolution (undated) |
| 1979-01 | Schedule of Maximum Fees for Preparation of Transcripts of Records of Proceedings before the Public Service Commission of Indiana by the Official Reporters for the Commission | Repealed by GAO 1991-01 |
| GAO | Description | Status |
| 2024-03 | Establishing the Interest Rate for Gas Customer Deposits for 2025 | Inactive after Dec. 31, 2025 |
| 2023-07 | Establishing the Interest Rate for Gas Customer Deposits for 2024 | Inactive after Dec. 31, 2024 |
| 2022-03 | Establishing the Interest Rate for Gas Customer Deposits for 2023 | Inactive after Dec. 31, 2023 |
| 2021-04 | Establishing the Interest Rate for Gas Customer Deposits for 2022 | Inactive after Dec. 31, 2022 |
| 2020-06 | Establishes Interest Rate for Gas Customer Deposits for 2021 | Inactive after Dec. 31, 2021 |
| 2019-07 | Interest Rate for Gas Customer Deposits - 2020 | Inactive after Dec. 27, 2020 |
| 2018-04 | Interest Rate for Gas Customer Deposits - 2019 | Inactive after Dec. 31, 2019 |
| 2017-04 | Interest Rate for Gas Customer Deposits - 2018 | Inactive after Dec. 31, 2018 |
| 2016-07 | Interest Rate for Gas Customer Deposits - 2017 | Inactive after Dec. 31, 2017 |
| 2015-03 | Interest Rate for Gas Customer Deposits - 2016 | Inactive after Dec. 31, 2016 |
| 2014-02 | Interest Rate for Gas Customer Deposits - 2015 | Inactive after Dec. 31, 2015 |
| 2014-01 | Demand Side Management Policy and Program Recommendations | Inactive after June 9, 2014 |
| 2013-07 | Interest Rate for Gas Customer Deposits - 2014 | Inactive after Dec. 31, 2014 |
| 2013-01 | Interest Rate for Gas Customer Deposits - 2013 | Inactive after Dec. 31, 2013 |
| 2012-02 | Municipal Procedures for Outside City Rates | Inactive after Sept. 30, 2012 |
| 2011-04 | Interest Rate for Gas Customer Deposits - 2012 | Inactive after Dec. 31, 2012 |
| 2010-03 | Interest Rate for Gas Customer Deposits - 2011 | Inactive after Dec. 31, 2011 |
| 2010-02 | Mandatory Thousand-Block Number Pooling in 812 & 765 Area Codes | Active but no longer necessary |
| 2009-08 | Interest Rate for Telecommunications Deposits - 2010 | Inactive after Dec. 31, 2010 |
| 2009-07 | Interest Rate for Gas Customer Deposits - 2010 | Inactive after Dec. 31, 2010 |
| 2009-05 | In re: Modification of Telecommunications Rules | Inactive after Nov. 7, 2010 |
| 2009-02 | Interest Rate for Telecommunications Customer Deposits - 2009 | Inactive after Dec. 31, 2009 |
| 2009-01 | Interest Rate for Gas Customer Deposits - 2009 | Inactive after Dec. 31, 2009 |
| 2008-02 | Interest Rate for Telecommunications Customer Deposits - 2008 | Inactive after Dec. 31, 2008 |
| 2008-01 | Interest Rate for Gas Customer Deposits - 2008 | Inactive after Dec. 31, 2008 |
| 2006-07 | Interest Rate for Gas Customer Deposits - 2007 | Inactive after Dec. 31, 2007 |
| 2006-06 | Interest Rate for Telecommunications Customer Deposits - 2007 | Inactive after Dec. 31, 2007 |
| 2006-02 | Interest Rate for Gas Customer Deposits - 2006 | Inactive after Dec. 31, 2006 |
| 2006-01 | Interest Rate for Telecommunications Customer Deposits - 2006 | Inactive after Dec. 31, 2006 |
| 2005-01 | Interest Rate for Telecommunications Customer Deposits - 2005 | Inactive after Dec. 31, 2005 |
| 2004-01 | Interest on Customer Deposits – 2004 | Inactive after Dec. 31, 2004 |
| 2003-01 | Interest on Customer Deposits – 2003 | Inactive after Dec. 31, 2003 |
| 1991-01 | Repeals GAOs: 1979-1, 1981-2, 1982-1, 1983-2, 1985-1, 1987-1 | Active, but only repeals GAOs |
| 1990-04 | Treatment of Secured and Unsecured Financing re Rural Electrification Administration Loans | Applies to utilities the IURC no longer regulates (REMCs) |
| 1990-03 | Application of Rural Electrification Administration Loans in Rates | Applies to utilities the IURC no longer regulates (REMCs and communications companies) |
| 1990-02 | Repeals GAO: 1988-1 | Active, but only repeals a GAO |