Judges Ruled EPA Unlawfully Ended Solar Grants

Federal rulings found the agency lacked the authority to rescind $7 billion in solar project funding.

Updated on Oct. 5, 2026 in Utilities

Bold flat-color editorial illustration depicting a geometric array of solar panels and a transmission pylon, representing federal solar grant policy.
Federal judges ruled that the EPA acted unlawfully by terminating $7 billion in Solar For All grant funding in August 2025. AI Illustration. Upload story photo >

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Federal judges in the District of Columbia and Rhode Island ruled that the EPA acted unlawfully when it terminated the Solar For All program in August 2025. The decision potentially restores $181 million in grant funding previously awarded to Arizona and the Hopi Tribe.

Why it matters

The court determined that the grant agreements constituted legally obligated funds that could not be revoked by the EPA, even after the passage of the One Big Beautiful Bill. This ruling limits federal agency power to unilaterally cancel previously committed grant contracts.

The EPA awarded $7 billion in total Solar For All grants in April 2024, with only $71 million disbursed before the program's termination. Arizona and the Hopi Tribe remain entitled to $181 million in remaining funds.

The players

Environmental Protection Agency

The federal agency responsible for implementing environmental regulations and distributing clean energy grants across the country.

Hopi Tribe

A sovereign indigenous nation that was awarded $25.1 million in solar project grants to address local electricity needs.

The details

The judges concluded that the One Big Beautiful Bill did not grant the EPA authority to rescind the specific grant agreements established in 2024. Despite this, a previous lawsuit from Arizona was dismissed in June 2026, forcing the state to pursue its claim through the Court of Federal Claims.

Timeline

  1. April 2024: The EPA awarded nearly $7 billion in Solar For All grants.

  2. July 2025: The One Big Beautiful Bill was signed into law.

  3. August 2025: The EPA terminated the solar program.

  4. September 2026: Federal judges ruled against the EPA termination.

  5. August 8, 2027: A trial for the state's lawsuit is scheduled.

Market Landscape

The ruling challenges the scope of executive rescission powers under the One Big Beautiful Bill, signaling a shift in how federal agencies manage long-term contractual obligations. This decision sets a precedent for how future legislative funding repeals will impact existing grant agreements across the utility sector.

The potential restoration of $181 million in solar funding could impact local clean energy projects and infrastructure development in Arizona and the Hopi reservation. Residents may eventually see renewed progress on regional solar initiatives that were halted following the 2025 program termination.

The takeaway

This ruling establishes that federal grant agreements constitute legally binding obligations that agencies cannot easily rescind. Stakeholders in government-funded projects should monitor ongoing litigation to understand how these precedents might protect or threaten future project funding.

What happens next

A trial regarding Arizona's lawsuit against the EPA is scheduled for August 8, 2027.

Further reading

Explore more on federal energy policy in the United States Utilities section.

More information

Track federal funding obligations and grant status through the Federal spending and grant database.

Source note: This article includes information reported by Your Valley.

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Should the government be required to fulfill grant agreements made by a previous administration?