| Date Filed | Summary | Pages |
| 05/18/2022 | Notice of Construction Completion electronically filed by Ms. Devan K. Flahive on behalf of American Transmission Systems Incorporated. | 2 |
| 02/08/2022 | Notice of Start of Construction: electronically filed by Ms. Devan K. Flahive on behalf of American Transmission Systems Incorporated. | 2 |
| 02/07/2022 | Service Notice (Staff Report) | 3 |
| 02/07/2022 | Staff Report of Investigation electronically filed by Mr. Matt Butler on behalf of Staff of OPSB. | 5 |
| 01/13/2022 | ATSI's Combined Responses to First and Second Sets of Data Requests from Staff electronically filed by Ms. Devan K. Flahive on behalf of American Transmission Systems Incorporated. | 4 |
| 12/30/2021 | Notice of Clarification Regarding Construction Schedule electronically filed by Ms. Devan K. Flahive on behalf of American Transmission Systems Incorporated | 3 |
| 12/22/2021 | Construction Notice Application electronically filed by Ms. Devan K. Flahive on behalf of American Transmission Systems Incorporated. | 86 |
| 12/08/2021 | In the matter of the Pre-Application Notification Letter for Project electronically filed by Ms. Devan K. Flahive on behalf of American Transmission Systems Incorporated. | 2 |