Nukes, Wind, Solar: Energy Firms Flood FERC with Filings
Published Date: 3/13/2026
Notice
Summary
The Federal Energy Regulatory Commission got several important filings from energy companies like Arizona Public Service and Duke Energy. These filings include final accounting for a nuclear plant purchase, new wind and solar projects declaring their status, and updates on electric rates and company changes. If you’re involved or interested, note the comment deadlines mostly fall between March 26 and March 31, 2026, which could affect future energy costs and operations.
Analyzed Economic Effects
9 provisions identified: 0 benefits, 6 costs, 3 mixed.
Duke Energy compliance filing (Feb 27, 2026)
Duke Energy filed a compliance tariff submission per Order No. 676-K that is listed to be effective on 2026-02-27. The applicants named are Duke Energy Florida, LLC; Duke Energy Progress, LLC; and Duke Energy Carolinas, LLC, so the filing names those companies and that effective date.
Duke Energy Florida reimbursement agreement (Jul 2, 2026)
Duke Energy Florida, LLC submitted a Section 205(d) rate filing for an amended & restated reimbursement agreement (RS No. 436) listed to be effective on 2026-07-02. The filing names Duke Energy Florida and gives that explicit effective date.
ComEd cost-recovery filing (effective Jun 1, 2026)
Commonwealth Edison Company filed a Section 205(d) rate filing described as a "Filing of Cost Recovery and Funding Agreement among ComEd-PJM-MISO" to be effective on 2026-06-01. The notice explicitly lists that cost recovery agreement and that effective date.
AEP Texas interconnection agreement (Feb 11, 2026)
AEP Texas Inc. submitted a Section 205(d) rate filing for an amended Generation Interconnection Agreement (AEPTX-Bordertown BESS) listed to be effective on 2026-02-11. The filing names AEP Texas and includes that effective date.
Indianapolis Power & Light tariff change (Jan 1, 2026)
Indianapolis Power & Light Company filed a tariff amendment (a transition to a forward-looking rate) listed to be effective on 2026-01-01. The filing and that effective date are explicitly shown in the notice.
NYISO solar interconnection agreements (Feb 24, 2026)
Two filings from the New York Independent System Operator and the Power Authority of the State of New York list standard interconnection agreements for Fort Covington Solar and Two Rivers Solar to be effective on 2026-02-24. The notice shows both filings and that shared effective date.
Viridon Wisconsin formula rate baseline (May 11, 2026)
Viridon Wisconsin LLC filed a Section 205(d) rate filing described as a "Formula Rate Baseline" to be effective on 2026-05-11. The filing and that effective date are explicitly listed in the notice.
Southwest Power Pool tariff improvements (May 10, 2026)
Southwest Power Pool, Inc. submitted a Section 205(d) rate filing described as "Revisions for Improvements to Attachment AQ" with an effective date of 2026-05-10. The notice lists that filing and its effective date.
Public comment deadlines on filings (Mar 26–31, 2026)
The notice lists public comment dates for the various filings, with most deadlines falling between March 26 and March 31, 2026 (some earlier or later dates like March 18 and March 27 also appear). If you want to intervene or protest, you must file by 5:00 p.m. Eastern on the listed comment date for each docket.
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