| Date Filed | Summary | Pages |
| 04/01/2024 | Notice of withdrawal and Substitution of Counsel electronically filed by Ms. Melissa L. Thompson on behalf of Columbia Gas of Ohio, Inc.. | 4 |
| 12/07/2023 | Annual Report of Columbia Gas of Ohio, Inc. electronically filed by Ms. Melissa L. Thompson on behalf of Columbia Gas of Ohio, Inc. | 58 |
| 12/09/2022 | Annual Deferral Report of Columbia Gas of Ohio, Inc. electronically filed by Ms. Melissa L. Thompson on behalf of Columbia Gas of Ohio, Inc. | 57 |
| 12/13/2021 | Amended Annual Deferral Report of Columbia Gas of Ohio, Inc. electronically filed by Ms. Melissa L. Thompson on behalf of Columbia Gas of Ohio, Inc. | 52 |
| 12/10/2021 | Annual Deferral Report of Columbia Gas of Ohio, Inc. electronically filed by Ms. Melissa L. Thompson. on behalf of Columbia Gas of Ohio, Inc. | 40 |
| 12/09/2020 | Annual Deferral Report of Columbia Gas of Ohio, Inc. electronically filed by Ms. Melissa L. Thompson on behalf of Columbia Gas of Ohio, Inc. | 86 |
| 06/08/2020 | Notice of withdrawal of Counsel Thomas W. McNamee electronically filed by Mrs. Kimberly M Naeder on behalf of PUCO. | 5 |
| 03/04/2020 | Notice of withdrawal of Stephen B. Seiple electronically filed by Cheryl A MacDonald on behalf of Columbia Gas of Ohio, Inc. | 4 |
| 12/10/2019 | Annual Deferral Report of Columbia Gas of Ohio, Inc. electronically filed by Ms. Melissa L. Thompson on behalf of Columbia Gas of Ohio, Inc. | 79 |
| 12/17/2018 | Annual Report of Environmental Investigation and Remediation Costs Deferral electronically filed by Cheryl A MacDonald on behalf of Columbia Gas of Ohio, Inc. | 58 |
| 12/18/2017 | Annual Report of Environmental Investigation and Remediation Costs Deferral electronically filed by Cheryl A MacDonald on behalf of Columbia Gas of Ohio, Inc. | 53 |
| 12/13/2017 | Notice of Change of Address by The Office of the Ohio Consumers' Counsel electronically filed by Ms. Jamie Williams on behalf of Sauer, Larry Mr. | 3 |
| 12/09/2016 | Annual Deferral Report of Environmental Investigation and Remediation Costs Deferral electronically filed by Ms. Melissa L. Thompson on behalf of Columbia Gas of Ohio, Inc. | 43 |
| 05/03/2016 | Notice of Change of Address for counsel for the Public Utilities Commission of Ohio, effective May 9, 2016. electronically filed by Kimberly L Keeton on behalf of Public Utilities Commission of Ohio. | 3 |
| 12/11/2015 | Supplement of Annual Deferral Report of Environmental Investigation and Remediation Costs electronically filed by Cheryl A MacDonald on behalf of Columbia Gas of Ohio, Inc. | 6 |
| 12/10/2015 | Annual Deferral Report of Environmental Investigation and Remediation Costs Deferral electronically filed by Cheryl A MacDonald on behalf of Columbia Gas of Ohio, Inc. | 43 |
| 09/04/2015 | Notice of Appearance of Additional Counsel electronically filed by Cheryl A. MacDonald on behalf of Columbia Gas of Ohio, Inc. | 3 |
| 12/11/2014 | Annual Report Supplement to Annual Deferral Report electronically filed by Ms. Melissa L. Thompson on behalf of Columbia Gas of Ohio, Inc. | 11 |
| 12/10/2014 | Annual Report of Deferrals electronically filed by Cheryl A MacDonald on behalf of Columbia Gas of Ohio, Inc. | 37 |
| 11/17/2014 | Letter of Notification of Business Change of Address electronically filed by Cheryl A MacDonald on behalf of Columbia Gas of Ohio, Inc. | 3 |
| 12/11/2013 | Annual Report of Environmental Investigation and Remediation Costs Deferral electronically filed by Cheryl A. MacDonald on behalf of Columbia Gas of Ohio, Inc. | 35 |
| 12/11/2012 | Annual Deferral Report electronically filed by Cheryl A MacDonald on behalf of Columbia Gas of Ohio, Inc. | 29 |
| 03/20/2012 | Reply to Columbia Gas of Ohio, Inc. Memo Contra OCC's Motion to Compel by the Office of the Ohio Consumers' Counsel electronically filed by Patti Mallarnee on behalf of Sauer, Larry S. | 7 |
| 03/13/2012 | Memorandum Contra of Columbia Gas of Ohio, Inc. to the Motion to Compel Discovery of the Office of the Consumers' Counsel electronically filed by B. Moss-Scott on behalf of Columbia Gas of Ohio. | 6 |
| 02/27/2012 | Motion to compel discovery and memorandum in support by The Office of the Ohio Consumers Counsel filed by L. Sauer. | 41 |
| 02/09/2012 | Supplement to the annual deferral report of Columbia Gas of Ohio, Inc. electronically filed by B. Scott on behalf of Columbia Gas of Ohio and S. Seiple. | 5 |
| 01/05/2012 | Objections submitted on behalf of The Staff of the Public Utilities Commission of Ohio filed by Steven L. Beeler. | 8 |
| 12/30/2011 | Reply Comments of Columbia Gas of Ohio, Inc. electronically filed by B. Scott on behalf of Columbia Gas of Ohio. | 10 |
| 12/21/2011 | Comments by the Office of the Ohio Consumers' Counsel electronically filed by Patti Mallarnee on behalf of Sauer, Larry S. | 18 |
| 12/06/2011 | Annual Deferral Report of Columbia Gas of Ohio, Inc. electronically filed by B. Scott on behalf of Columbia Gas of Ohio. | 40 |
| 11/24/2010 | Annual deferral report of Columbia Gas of Ohio, Inc., filed by S. Seiple. | 15 |
| 02/08/2010 | Memorandum contra of Columbia Gas of Ohio, Inc. to the application for rehearing by the Office of the Ohio Consumers' Counsel filed by B. Leslie. | 12 |
| 01/29/2010 | Application for rehearing and memorandum in support filed by L Sauer on behalf of OCC. | 31 |
| 01/11/2010 | Reply to Columbia Gas of Ohio Inc.'s memorandum contra to motion to intervene and comments by the Ohio Consumers' Counsel filed by L. Sauer. | 9 |
| 12/30/2009 | Memorandum contra of Columbia Gas of Ohio, Inc. to motion to intervene and comments of the Office of the Ohio Consumers' Counsel by B. Leslie. | 10 |
| 12/22/2009 | Motion to intervene, comments and memorandum in support filed on behalf of Ohio Consumers' Counsel by L. Sauer. | 22 |
| 12/01/2009 | Annual deferral report of Columbia Gas of Ohio, Inc. filed by S. Seiple. | 17 |
| 11/25/2008 | Annual deferral report of Columbia Gas of Ohio, Inc. filed by S. Seiple. | 6 |
| 09/24/2008 | Entry ordered that Columbia Gas of Ohio be authorized to modify its accounting procedures and to defer cost related to the environmental investigation and remediation cost subject to the conditions stated in Finding 11. | 4 |
| 09/24/2008 | Service Notice | 2 |
| 05/19/2008 | In the matter of the application of Columbia Gas of Ohio, Inc. for authority to defer environmental investigation and remediation costs. | 7 |