National Law Review
7/9/2026

FERC Show Cause Orders on Large Load Interconnection: What Data Center Developers and Other Stakeholders Should Know
Short summary
FERC issued June 18 show cause orders requiring RTOs/ISOs to justify and reform large load (50+ MW) interconnection rules by August 17. The directive accelerates power connections for data centers and energy-intensive industries by streamlining study processes, clarifying cost allocation, and enabling flexible service options. Reforms target reliability, cost causation, and interconnection timelines.
- •FERC ordered RTOs/ISOs to show why their large load interconnection rules are adequate or propose tariff revisions by August 17
- •Large loads defined as 50+ MW new commercial/industrial customers at transmission voltage
- •Required reforms span study timelines, cost allocation, co-located generation, and flexible service options
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