| Case Number | Case Title | Open Date | Closed Date |
| 05-1128-GE-ORD | REVIEW OF CHAPTERS 4901:5-1, 4901:5-3, 4901:5-5 & 4901:5-7 OHIO ADMINISTRATIVE CODE | 09/12/2005 | 07/27/2009 |
| 08-0581-GE-ORD | IN THE MATTER OF THE POWER SITING BOARD REVIEW OF CHAPTERS 4906-1 4906-5 4906-7 4906-13 AND 4906-15, 4906-9 OF THE OAC | 05/08/2008 | 04/12/2019 |
| 10-2912-GE-ORD | IN THE MATTER OF THE COMMISSIONS REVIEW OF THE RULES CONCERNING LONG TERM FORECAST REPORTS CONTAINED IN CHAPTERS 4901:5-7 OHIO ADMINSTRATIVE CODE | 12/03/2010 | 08/29/2023 |
| 15-0053-GE-ORD | IN THE MATTER OF THE COMMISSION'S REVIEW OF OHIO ADM CODE CHAPTERS 4901:5-1, 4901:5-3, 4901:5-5 AND 4901:5-7 | 01/13/2015 | 08/31/2023 |