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A federal district court in Louisiana has rejected as unlawful President Joe Biden’s withdrawal in early January 2025 of historically large portions of the Outer Continental Shelf (“OCS”) from eligibility for leasing of oil and natural gas.

An oil major (“the Company”) filed suit in federal court on October 24, 2025, challenging California’s Climate Laws — the Climate Corporate Data Accountability Act (“SB 253”) and the Climate-Related Financial Risk Act (“SB 261”) — on the basis that the laws violate the Company’s First Amendment rights.

In a potential watershed moment that could reverberate across companies that have set climate goals or made claims regarding climate ambitions (e.g., “net zero” or carbon neutrality), on October 23, 2025, a European oil major (the “Company”) was handed a potentially significant greenwashing ruling by the Paris Judicial Court (the “Court”), which found the Company’s claims about its role in the energy transition and its net zero ambitions were likely to mislead consumers.

On October 15, 2025, Louisiana Governor Jeff Landry issued an Executive Order (“Order”) halting the review of all new Class VI Underground Injection Control (“UIC”) well permits in the state and directed the state’s regulator, the Louisiana Department of Conservation and Energy (“LDCE”) to undertake a more careful review of pending Class VI permit applications.

On September 18, 2025, the United States Environmental Protection Agency (“EPA”) published its latest proposed policy in an active year for the Clean Air Act (“CAA”) Renewable Fuel Standard (“RFS”) program.

What can project developers actually build before securing an air permit?

The White House recently unveiled “America’s AI Action Plan,” a comprehensive strategy designed to secure United States leadership in the global artificial intelligence race.

On July 3, 2025, the Federal Energy Regulatory Commission (“FERC” or the “Commission”), the U.S. Army Corps of Engineers (“Army Corps”), and the Departments of Energy (“DOE”), Interior (“DOI”), Transportation (“DOT”), Agriculture (“USDA”), and Defense (“DOD”) released sweeping updates to their regulations and procedures implementing the National Environmental Policy Act (“NEPA”).

On June 17, 2025, the U.S. Environmental Protection Agency (“EPA”) published its proposed “Set 2” rule under the Renewable Fuel Standard (“RFS”) program (the “Set 2 Rule”).

On June 17, 2025, the U.S. Environmental Protection Agency (“EPA”) published a proposed rule that, if finalized, would repeal all greenhouse gas (“GHG”) standards for the power sector.

On June 17, 2025 the U.S. Environmental Protection Agency (“EPA”) published a proposed rule to repeal the amendments to the Mercury and Air Toxics Standards (“MATS”) adopted by the Biden administration in 2024.

This week, the U.S. Environmental Protection Agency (EPA) took the penultimate step to granting Texas the authority to directly issue Class VI permits under the Safe Drinking Water Act’s Underground Injection Control (UIC) program for carbon capture and sequestration (CCS) projects when it proposed to approve the State’s primacy application.