| Case Number | Case Title | Open Date | Closed Date |
| 07-1172-PL-AEC | NORTH COAST GAS TRANSMISSION LLC | 11/08/2007 | |
| 08-1164-PL-AEC | NORTH COAST GAS TRANSMISSION LLC | 10/15/2008 | |
| 09-0650-PL-AEC | ORWELL TRUMBULL PIPELINE COMPANY LLC | 07/28/2009 | |
| 11-5533-PL-AEC | NORTH COAST GAS TRANSMISSION LLC | 10/24/2011 | |
| 15-1997-PL-AEC | NORTH COAST GAS TRANSMISSION LLC | 12/04/2015 | |
| 21-0743-PL-AEC | NORTHCOAST GAS TRANSMISSION LLC / COLUMBIA GAS OF OHIO INC FOR APPROVAL OF AMENDMENTS TO TWO TRANSPORTATION SERVICE AGREEMENTS | 06/21/2021 | |
| 21-1021-PL-AEC | In the Matter of the Application of North Coast Gas Transmission LLC for Approval of an Amendment to a Customer Agreement | 10/01/2021 | |
| 22-0568-PL-AEC | In the Matter of the Application of North Coast Gas Transmission, LLC for Approval of a Natural Gas Transportation Service Agreement | 06/06/2022 | |
| 22-0876-PL-AEC | In the Application of North Coast Gas Transmission LLC for an Amendment to NEO Natural Gas Transportation Service Agreement | 09/15/2022 | |
| 22-0882-PL-AEC | In the Matter of the Application of North Coast Gas Transmission LLC for Approval of a Natural Gas Transportation Service Agreement | 09/16/2022 | |
| 22-0978-PL-AEC | In the Matter of the Application of North Coast Gas Transmission LLC for Approval of a Natural Gas Transportation Service Agreement | 10/19/2022 | |
| 22-0983-PL-AEC | In the Matter of the Application of North Coast Gas Transmission LLC for Approval of an Amendment to a Natural Gas Transportation Service Agreement | 10/20/2022 | |
| 22-0985-PL-AEC | In the Matter of the Application of North Coast Gas Transmission LLC for Approval of a Natural Gas Transportation Service Agreement | 10/21/2022 | |
| 22-1068-PL-AEC | In the Matter of the Application of North Coast Gas Transmission LLC for Approval of a Natural Gas Transportation Service Agreement | 11/18/2022 | |
| 22-1172-PL-AEC | In the Matter of the Application of North Coast Gas Transmission LLC for Approval of a Natural Gas Transportation Service Agreement | 12/16/2022 | |
| 22-1173-PL-AEC | In the Matter of the Application of North Coast Gas Transmission LLC for Approval of an Amendment to a Natural Gas Transportation Service Agreement | 12/16/2022 | |
| 23-0868-PL-AEC | In the Matter of the Application of North Coast Gas Transmission LLC for Approval of a Natural Gas Transportation Service Agreement | 09/15/2023 | |
| 23-0979-PL-AEC | In the Matter of the Application of North Coast Gas Transmission LLC for Approval of an Amendment to a Natural Gas Transportation Service Agreement | 10/24/2023 | |
| 23-1003-PL-AEC | In the Matter of the Application of North Coast Gas Transmission LLC for Approval of a Natural Gas Transportation Service Agreement | 10/27/2023 | |
| 23-1055-PL-AEC | In the Matter of the Application of North Coast Gas Transmission LLC for Approval of a Natural Gas Transportation Service Agreement | 11/16/2023 | |
| 24-0050-PL-AEC | In the Matter of the Application of North Coast Gas Transmission LLC for Approval of Natural Gas Transportation Service Agreements | 01/22/2024 | |
| 24-0122-PL-AEC | In the Matter of the Application of North Coast Gas Transmission LLC for Approval of An Amendment to a Natural Gas Transportation Service Agreement on | 02/08/2024 | |
| 24-0171-PL-AEC | In the Matter of the Application of North Coast Gas Transmission LLC for Approval of a Natural Gas Transportation Service Agreement | 02/29/2024 | |