Trump administration claims judiciary cannot review such ‘discretionary’ actions.

Trump administration claims judiciary cannot review such ‘discretionary’ actions.

Suit challenges president’s use of emergency economic powers law to impose tariffs.

Trump's reciprocal tariffs and trafficking-related duties were preivously struck down by a federal trade court, but that decision was put on pause.

Proceedings in the case, brought by five small businesses, come a day before tariffs are set to take effect.