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State of Arizona et al v. Environmental Protection Agency et al

  1. February 25, 2026

    EPA's Cancellation Of Solar Program Is Illegal, States Say

    A coalition of states has urged a Washington federal court to bar the U.S. Environmental Protection Agency from clawing back roughly $3 billion in federal funding for solar energy projects, arguing it can't rescind funds already obligated.

  2. January 13, 2026

    States Lose Bid To Freeze EPA Solar Grant Funds, For Now

    A Seattle federal judge Tuesday denied a coalition of states' bid to preliminarily block the U.S. Environmental Protection Agency from cutting solar power grant programs as they challenge the agency's termination of its $7 billion Biden-era "Solar for All" program.

  3. January 08, 2026

    States Fight To Block EPA From Wiping Out $7B Solar Funding

    A coalition of states urged a Washington federal district judge Thursday to preliminarily block the U.S. Environmental Protection Agency from cutting solar power grant programs, arguing that without an injunction the Trump administration could transfer $7 billion back to the Treasury and "we will be entirely out of luck."

  4. January 02, 2026

    Energy And Environmental Cases To Watch In 2026

    This year promises to be a big one for energy and environmental cases, with courts slated to consider California's authority to regulate vehicle emissions, the federal government's authority to rescind grant funding and whether the president can fire certain agency officials. Here, Law360 takes a look at key energy and environmental cases to watch at the U.S. Supreme Court and elsewhere.

  5. December 08, 2025

    EPA Asks Judge To Let Solar Energy Funding Cuts Stand

    The U.S. Environmental Protection Agency told a Washington federal district court that its decision to freeze funding for a low-income solar energy program should stand while states pursue a lawsuit to free up the money.

  6. November 17, 2025

    AGs Seek To Freeze EPA Solar Grant Funds During Challenge

    A coalition of states asked a Washington federal judge to maintain federal money for Solar for All grants during the pendency of their lawsuit challenging the U.S. Environmental Protection Agency's decision to kill the program, arguing that they're likely to prevail on their claims that the agency can't legally claw back funds Congress already obligated.

  7. October 16, 2025

    States Battle Trump Admin To Recover Solar Program Funds

    Attorneys general from across the country are suing the Trump administration for allegedly violating the Constitution and federal law by canceling a $7 billion program providing solar equipment to low-income households.