More Than 1,000 Firms Join Tariff Suits as Court Ruling Looms

With the US Supreme Court poised to decide the fate of most of President Donald Trump’s tariffs as soon as Friday, hundreds of companies already are lined up hoping to recoup their share of the billions of dollars in duties paid so far.

After months on the sidelines, a flood of businesses spanning the global economy sued in the weeks since the justices signaled skepticism of Trump’s signature trade policy during a Nov. 5 hearing. More than 1,000 corporate entities are now involved in the legal fight, court records show, teeing up an unprecedented struggle over what happens next if the administration ...