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FERC Combined Filings - Electric Corporate, Wholesale Generators, Rate Filings

FERC received multiple electric corporate, exempt wholesale generator, and electric rate filings between April 13-15, 2026. Filings include a Section 203 joint application supplement from AEP Indiana Michigan Transmission Company and Mammoth North LLC, self-certification notices from renewable energy companies, and numerous market-based rate tariff revisions under Section 205(d) from wind, solar, and hydro generators. Comment deadlines range from April 23 to May 6, 2026.