| Date Filed | Summary | Pages |
| 11/06/2023 | Service Notice / Staff Report | 1 |
| 11/06/2023 | Staff Report of Investigation Staff Report of Investigation electronically filed by James O'Dell on behalf of the Staff of the OPSB electronically filed by Mr. James S. O'Dell on behalf of Staff of OPSB. | 5 |
| 10/19/2023 | Response to Staff's First Set of Data Requests dated October 12, 2023 electronically filed by Mr. Lawrence B. Hughes on behalf of American Transmission Systems, Inc. | 4 |
| 09/19/2023 | Construction Notice Application Broadview-Tangy 138 kV Transmission Line Switch Replacement Project electronically filed by Mr. Lawrence B. Hughes on behalf of American Transmission Systems, Inc. | 97 |
| 09/11/2023 | Notice of Substitution of Counsel electronically filed by Ms. Devan K. Flahive on behalf of American Transmission Systems Incorporated. | 4 |
| 09/07/2023 | In the Matter of the Pre-Application Notification Letter electronically filed by Ms. Devan K. Flahive on behalf of American Transmission Systems Incorporated. | 2 |