Southwest Power Pool Resource Adequacy Requirements Tariff Revision Acceptance - ER26-1287
Summary
FERC issued Order 195FERC61,015 accepting Southwest Power Pool, Inc.'s February 6, 2026 filing of proposed revisions to Attachment AA of its Open Access Transmission Tariff. The revisions extend the applicability of Resource Adequacy Requirements to additional market participants within SPP's regional transmission organization footprint. This acceptance order takes effect immediately, binding affected transmission customers to the modified resource adequacy obligations.
What changed
FERC accepted Southwest Power Pool's tariff revisions that expand the scope of Resource Adequacy Requirements under Attachment AA of SPP's Open Access Transmission Tariff. The acceptance extends these requirements to additional entities or circumstances within SPP's RTO region. This final order concludes FERC's review of the filing under docket ER26-1287, confirming the revisions comply with applicable regulatory standards.
Transmission customers, load-serving entities, and generation owners operating within SPP's footprint that were newly brought within the scope of Resource Adequacy Requirements must now ensure compliance with the extended obligations. Parties should review the specific applicability criteria in the accepted Attachment AA revisions to identify any new compliance, reporting, or capacity obligation requirements. Failure to comply with accepted tariff provisions may result in FERC enforcement action.
What to do next
- Review revised Attachment AA Resource Adequacy Requirements to determine applicability to your operations
- Update compliance programs to reflect extended applicability of SPP resource adequacy obligations
- Confirm registration and reporting status with Southwest Power Pool if newly subject to requirements
Archived snapshot
Apr 7, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
Document Info for Accession Number: 20260407-3003
Details Document: 04/07/2026
Filed: 04/07/2026
Posted: 04/07/2026 08:45:06 AM
First Received Date: 04/07/2026 08:33:14 AM
Security Level: Public
Official: Yes
E-filing: No
Non-decisional: No
Category: Issuance
Library: Electric
Aperture: 0
File Type:
Description* :** Letter order accepting Southwest Power Pool, Inc.'s 02/06/2026 filing of proposed revisions to Attachment AA of its Open Access Transmission Tariff to extend the applicability of its Resource Adequacy Requirements etc. under ER26-1287.
File List
| Docket | Sub-Docket | Type |
| --- | --- | --- |
| ER26-1287 | 000 | On Document |
| Document Class | Document Type |
| --- | --- |
| Order/Opinion | Commission Order/Opinion |
| Correspondent | Last Name | First Name | MI | Role/Org |
| --- | --- | --- | --- | --- |
| RECIPIENT | Hinton | J | | SOUTHWEST POWER POOL, INC. |
| AUTHOR | Clay | C | | SECRETARY OF THE COMMISSION - FERC |
| AUTHOR | * | * | | COMMISSIONERS AND IMMEDIATE STAFF (THE COMMISSION) |
| Associate Type | Associate Numbers |
| --- | --- |
| Ferc Cite Number | 195FERC61,015 |
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