Surplus Generator Interconnection Agreement Acceptance - MISO/Washtenaw Solar
Summary
FERC's Office of Energy Market Regulation issued a letter order accepting Midcontinent Independent System Operator, Inc.'s filing of a Surplus Generator Interconnection Agreement with Washtenaw Solar Energy LLC and International Transmission Company under docket ER26-1318. The agreement facilitates the sharing of surplus generation capacity between the parties within the MISO regional transmission organization footprint.
What changed
FERC accepted MISO's Surplus Generator Interconnection Agreement filing with Washtenaw Solar Energy LLC and International Transmission Company under docket ER26-1318. The agreement enables surplus generation capacity to be shared between the parties under MISO's regional transmission organization framework.\n\nAffected parties including Washtenaw Solar, International Transmission Company, and MISO market participants may now operate under the approved agreement terms. This acceptance is a standard administrative action that enables the parties to proceed with their interconnection arrangement without further regulatory delay.
What to do next
- Monitor for implementation of the approved interconnection agreement terms
- Review agreement for operational compliance requirements
Source document (simplified)
Document Info for Accession Number: 20260407-3025
Details Document: 04/07/2026
Filed: 04/07/2026
Posted: 04/07/2026 12:01:09 PM
First Received Date: 04/07/2026 11:28:21 AM
Security Level: Public
Official: Yes
E-filing: No
Non-decisional: No
Category: Issuance
Library: Electric
Aperture: 0
File Type:
Description* :** Letter order accepting Midcontinent Independent System Operator, Inc.'s 02/10/2026 filing of a Surplus Generator Interconnection Agreement with Washtenaw Solar Energy LLC and International Transmission Company under ER26-1318.
File List
| Docket | Sub-Docket | Type |
| --- | --- | --- |
| ER26-1318 | 000 | On Document |
| Document Class | Document Type |
| --- | --- |
| Order/Opinion | Delegated Order |
| Correspondent | Last Name | First Name | MI | Role/Org |
| --- | --- | --- | --- | --- |
| RECIPIENT | * | * | | MIDCONTINENT INDEPENDENT SYSTEM OPERATOR, INC. |
| AUTHOR | Tingle-Stewart | N | Y | OFFICE OF ENERGY MARKET REGULATION |
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