On September 17, 2026, six public health and environmental organizations filed a petition for review challenging the U.S. Environmental Protection Agency’s final rule entitled “Partial Repeal of the Carbon Pollution Standards for Fossil Fuel-Fired Electric Generating Units.” The rule repealed emission guidelines adopted in 2024 for existing fossil fuel-fired steam generating units, as well as carbon capture and sequestration/storage (CCS)-based standards for coal-fired steam generating units undertaking a large modification and the CCS-based standards for new base load stationary combustion turbines.

Challenge to EPA's final rule entitled "Partial Repeal of the Carbon Pollution Standards for Fossil Fuel-Fired Electric Generating Units."

American Lung Association v. EPA

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Public Health and Environmental Groups Filed First Challenge to EPA’s Repeal of Carbon Standards for Power Plants

Filed

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An aim to achieve a quantifiable outcome within a given time-frame, set by an institution such as a national government.

Policy instruments are techniques or tools used by governing authorities to promote certain policies in order to achieve predetermined goals. Put simply, instruments are how a government tries to achieve its goals, with this taxonomy being focused on national policy instruments.

Risk is the potential for adverse consequences resulting from the dynamic interplay between (climate-related) hazards, exposure, and vulnerability of affected human or ecological systems.

Groups  of people who are adversely affected by climate change or the response to it

A set of principles, processes, and practices that build economic and political power to shift from an extractive economy to a regenerative economy.

Justice is the ethical and political framework that addresses fairness, including issues of responsibility, rights, and structural inequity.

Renewable energy means all forms of energy produced from renewable sources in a sustainable manner.

Fossil fuel is a generic term for non-renewable energy sources such as coal, fossil gas, and oil (including crude oil, and petroleum products), that can be used for electricity and heat generation. Fossil fuels are hydrocarbons formed from pressurised and heated organic material buried over millions of years.

Molecules in the atmosphere that play a key role in the greenhouse effect by trapping heat radiating from Earth’s surface.

Area of the economy in which actors engage in identical or related activities.

In human systems, the process of adjustment to actual or expected climate change and its effects, in order to moderate harm, increase resilience or exploit beneficial opportunities. In natural systems, the process of adjustment to actual climate change and its effects; human intervention may facilitate adjustment to expected climate change and its effects.

The management and allocation of funds, assets and investments to meet various objectives

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Public Health and Environmental Groups Filed First Challenge to EPA’s Repeal of Carbon Standards for Power Plants

Fossil fuel

Economic sector