| Case Number | Case Title | Open Date | Closed Date |
| 00-2043-GA-ORD | AMENDMENT CHAPTER 4901:1-16, O.A.C. | 10/24/2000 | |
| 11-1203-GA-ORD | OHIO COAL RESEARCH AND DEVELOPMENT RATE RULES | 03/07/2011 | |
| 11-5391-GA-ORD | In the Matter of the Ammendment of Rules 4901:1-16-01 and 4901:1-16-02, OAC, to Incorporate Recent Changes in Federal Regulations Regarding Gas Pipeli | 10/18/2011 | |
| 13-2225-GA-ORD | IN THE MATTER OF THE COMMISSION'S REVIEW OF CHAPTER 4901:1-13 OF THE OHIO ADMINISTRATIVE CODE. | 11/15/2013 | |
| 17-1845-GA-ORD | IN THE MATTER OF THE COMMISSION'S REVIEW OF CHAPTER 4901:1-27 OF THE OHIO ADMINISTRATIVE CODE | 08/28/2017 | |
| 17-1846-GA-ORD | IN THE MATTER OF THE COMMISSION'S REVIEW OF CHAPTER 4901:1-28 OF THE OHIO ADMINISTRATIVE CODE | 08/28/2017 | |
| 17-1847-GA-ORD | IN THE MATTER OF THE COMMISSION'S REVIEW OF CHAPTER 4901:1-29 OF THE OHIO ADMINISTRATIVE CODE | 08/28/2017 | |
| 17-1848-GA-ORD | IN THE MATTER OF THE COMMISSION'S REVIEW OF CHAPTER 4901:1-30 OF THE OHIO ADMINISTRATIVE CODE | 08/28/2017 | |
| 17-1849-GA-ORD | IN THE MATTER OF THE COMMISSION'S REVIEW OF CHAPTER 4901:1-31 OF THE OHIO ADMINISTRATIVE CODE | 08/28/2017 | |
| 17-1850-GA-ORD | IN THE MATTER OF THE COMMISSION'S REVIEW OF CHAPTER 4901:1-32 OF THE OHIO ADMINISTRATIVE CODE | 08/28/2017 | |
| 17-1851-GA-ORD | IN THE MATTER OF THE COMMISSION'S REVIEW OF CHAPTER 4901:1-33 OF THE OHIO ADMINISTRATIVE CODE | 08/28/2017 | |
| 17-1852-GA-ORD | IN THE MATTER OF THE COMMISSION'S REVIEW OF CHAPTER 4901:1-34 OF THE OHIO ADMINISTRATIVE CODE | 08/28/2017 | |
| 18-1291-GA-ORD | IN THE MATTER OF THE REVIEW OF THE UNIFORM PURCHASED GAS ADJUSTMENT CLAUSE RULES IN CHAPTER 4901:1-14 OF THE OHIO ADMINISTRATIVE CODE. | 08/15/2018 | |
| 19-0047-GA-ORD | IN THE MATTER OF THE COMMISSION'S REVIEW OF OHIO ADM.CODE CHAPTER 4901:1-16 | 01/08/2019 | |
| 19-1429-GA-ORD | IN THE MATTER OF THE COMMISSION'S REVIEW OF THE MINIMUM GAS SERVICE STANDARDS IN CHAPTER 4901:1-13 OF THE OHIO ADMINISTRATIVE CODE | 07/03/2019 | |
| 21-0010-GA-ORD | In the Matter of the Amendment of the Rules in Ohio Adm.Code Chapter 4901:1-43 Regarding Recovery of Infrastructure Development Costs. | 01/04/2021 | |
| 21-0019-GA-ORD | In the Matter of the Review of the Ohio Coal Research and Development Rate Rules in Ohio Adm.Code Chapter 4901:1-12. | 01/06/2021 | |
| 21-0672-GA-ORD | In the Matter of the Amendment of the Gas Cost Recovery Rate Rule in Ohio Adm.Code 4901:1-14-05 | 06/03/2021 | |
| 22-0731-GA-ORD | Commission Amendment of Ohio Administrative Code 4901:1-18-12 | 07/26/2022 | |
| 22-0808-GA-ORD | In the Matter of the Review of the Ohio Coal Research and Development Rate Rules in Ohio Adm.Code Chapter 4901:1-12. | 08/30/2022 | |
| 22-0809-GA-ORD | In the Matter of the Commission's Review of the Minimum Gas Service Standards In Chapter 4901:1-13 of the Ohio Administrative Code. | 08/30/2022 | |
| 22-0810-GA-ORD | In the Matter of the Review of the Uniform Purchased Gas Adjustment Clause Rules In Chapter 4901:1-14 of the Ohio Administrative Code. | 08/30/2022 | |
| 22-0811-GA-ORD | In the Matter of the Commission’s Review of the Gas Pipeline Safety Rules In Chapter 4901:1-16 of the Ohio Administrative Code | 08/30/2022 | |
| 22-0812-GA-ORD | In the Matter of the Commission's Review of Chapter 4901:1-19 of the Ohio Administrative Code. | 08/30/2022 | |
| 22-0813-GA-ORD | In the Matter of the Amendment of the Rules in Ohio Adm.Code Chapter 4901:1-43 Regarding Recovery of Infrastructure Development Costs. | 08/30/2022 | |