Gov. Gavin Newsom, who has tussled with Donald Trump over the years, described the president's tariffs as "unlawful." ...

The complaint, filed Wednesday, argues that the use of the International Emergency Economic Powers Act to levy the tariffs is ...

State officials argue in a lawsuit that the U.S. Constitution expressly gives the authority to impose tariffs to Congress.

California has filed a lawsuit challenging President Donald Trump's tariffs. Democratic Gov. Gavin Newsom said Wednesday that ...

California Gov. Gavin Newsom (D) and Attorney General Rob Bonta (D) announced plans to sue the Trump administration Wednesday ...

Gov. Gavin Newsom on Wednesday announced a lawsuit arguing that President Trump lacks the authority to enact the ...

California challenges Trump's emergency tariffs in federal court as the state budget and trade with China hang in the balance ...

The suit will argue that Trump’s use of the International Emergency Economic Powers Act to impose tariffs on Mexico, Canada ...

Trump’s tariffs have whipped up historic market volatility and frayed America’s relationships with its allies and trading ...

California is suing Trump administration over tariffs it has imposed on most of the U.S.'s trading partners, Gov. Gavin Newsom and Attorney General Rob Bonta announced.

The state of California is set to sue Donald Trumpon April 16 to stop his tariffs, insisting he’s carrying out his plans illegally. The lawsuit — which will be a federal one — marks the first time a ...