FERC Tackles Stack of Power Plant Papers
Published Date: 12/16/2025
Notice
Summary
The Federal Energy Regulatory Commission got several new filings from power companies about approvals, rate changes, and solar projects. These updates could affect energy prices and operations starting as soon as December 10, 2025, with public comments open through early 2026. If you’re involved in energy or just curious, now’s the time to check out these changes and share your thoughts!
Analyzed Economic Effects
1 provisions identified: 0 benefits, 0 costs, 1 mixed.
Multiple utility rate filings announced
The Federal Energy Regulatory Commission received many electric rate and tariff filings with specified effective dates and comment deadlines. Examples include: MATL LLP compliance filing effective 2025-12-19 (filed 12/11/25); PJM tariff amendment effective 2025-12-14 (filed 12/11/25); NorthWestern Corporation revised Montana Intertie exhibits effective 2025-12-10 (filed 12/10/25); Southern California Edison revised Added Facilities Rate effective 2026-01-01 (filed 12/11/25); MEC Phase 1 & Phase 2 MBR tariffs effective 2026-01-01 (filed 12/11/25); and multiple initial rate filings for BESS projects (Vaca Dixon BESS LLC and Arges BESS LLC) with effective dates 2026-02-10 (filed 12/11/25). Many of these filings list public comment deadlines around 5:00 p.m. ET on 12/31/2025 or 1/1/2026 (and one comment deadline of 1/26/26).
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