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ARTICLE · 16 OCTOBER 2026

New York Climate Superfund Law Struck Down As Federally Preempted

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Two federal courts have invalidated New York’s Climate Change Superfund Act on preemption grounds, foreclosing the state’s plan to collect $75 billion from fossil fuel companies for climate adaptation projects and signaling how a similar challenge to Vermont’s climate superfund law may be resolved.

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Key Takeaways

  • Two federal courts have invalidated New York’s Climate Change Superfund Act on preemption grounds, foreclosing the state’s plan to collect $75 billion from fossil fuel companies for climate adaptation projects and signaling how a similar challenge to Vermont’s climate superfund law may be resolved.
  • New York’s Climate Superfund Act is preempted because domestic greenhouse gas emissions fall within an area of exclusive federal regulatory authority, and a state cannot recharacterize a compensation scheme for past emissions to avoid that preemption.

Our last issue covered express statutory preemption in the labeling context. A recent decision out of the Northern District of New York centered in on a different type of federal preemption. There, the Court struck down a state law requiring energy producers to pay billions of dollars for past emissions. Chief Judge Brenda Sannes of the Northern District of New York held that New York’s Climate Change Superfund Act

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