The Justice Department is suing four states over climate action. The office argued in filings Wednesday that a lawsuit out of Hawaii and pending litigation from Michigan against fossil fuel companies for harms caused by climate change would infringe on the federal government’s authority.

The agency argued that pending lawsuits from Hawaiʻi and Michigan against fossil fuel companies for harms caused by climate change would infringe on the federal government’s authority.

Vermont faces another lawsuit over its climate superfund law. The U.S. Department of Justice on Thursday filed complaints against four states, including Vermont and New York. Vermont’s law seeks to hold the oil industry accountable for its role in climate change.