Industry groups and a plumber labor union challenged a New York City ordinance, Local Law 154, that prohibits the burning of fuels with high greenhouse-gas emissions in new construction.

The tobacco industry challenged the U.S. Food and Drug Administration’s assessment of a civil monetary penalty, arguing that it is entitled to a jury trial when assessed such a penalty.

A coalition of propane, gas, construction, and landlord trade and labor groups has sued the Village of Oak Park, IL. The industry groups argue that ordinances updating the village’s energy code are preempted by the federal Energy Policy and Conservation Act (“EPCA”). Their argument is based on the inclusion of electrification requirements for certain new buildings in the village ordinances.

The tobacco industry sued the U.S. Food and Drug Administration on First Amendment grounds, challenging the agency’s graphic health warning label rule.

Twenty-two youth plaintiffs from five U.S. states (Montana, Florida, Oregon, California, and Hawai'i) filed a lawsuit against the Trump administration, challenging a set of Executive Orders (EO’s) written to undo climate protections, reject climate science, and maximize fossil fuel production.

The city of Denver filed suit against Philip Morris and other major tobacco manufacturers to hold them accountable for cigarette litter, with charges including public nuisance, trespass, negligence, and violation of state law.

Trade associations representing restaurants, home builders, hotels, apartments, and propane sued the City and County of Denver over its building codes, arguing that they are preempted by the federal Energy Policy and Conservation Act (“EPCA”).

In 2024, North Carolina passed H.B. 900 into law, which created an e-cigarette registry. The district court denied the plaintiff’s request to enjoin the law on the grounds that it is preempted, and the Fourth Circuit affirmed.

In 2024, Iowa enacted House File 2677 (H.F. 2677), a law prohibiting the manufacture and sale of electronic nicotine delivery systems (ENDS) in Iowa unless the products have received marketing authorization from the U.S. Food and Drug Administration or meet certain compliance criteria. A coalition of e-cigarette manufacturers, retailers, and consumers challenged the law, arguing it was preempted by federal law.

Trade groups for the gas industry, builders, building owners, and developers sued the Maryland Department of the Environment, arguing that the state’s Building Energy Performance Standards are preempted by the federal Energy Policy and Conservation Act (EPCA).