A group of 25 Democratic-ruled states has moved a US court against President Donald Trump's decision to impose tariffs on 60 economies accounting for 99.4 per cent of American imports.

Twenty-five states sued the Trump administration Monday over its latest tariffs, calling them a pretext for replacing import taxes the Supreme Court struck down in February.

Twenty five states sued the Trump administration, arguing its latest global tariffs unlawfully replace duties already struck down by courts.