One official said that the president is unlikely to delay his initial 90-day pause on some of his highest rates.

Supply Lines is a daily newsletter that tracks global trade. President Donald Trump’s tariff strategy has been thrown into turmoil after a US court issued a rare rebuke blocking many of the import taxes he has threatened and imposed on other countries.

A federal court has halted significant Trump-era tariffs, deeming the president exceeded emergency powers; while the White House is set to appeal, the ruling could redefine U.S. trade policy and executive power.