In a flurry of trade news on Wednesday, Trump imposed new rates on copper imports and ended the de minimis exemption.

U.S. President Donald Trump on Wednesday signed a proclamation ordering tariffs on copper imports, citing national security, the White House said. The proclamation imposes a 50% tariff on semi-finished copper products and copper-intensive derivative products as of Aug.

The Trump administration on Wednesday announced anticipated tariffs on copper, levying different duties on finished products versus refined copper. The White House in February announced an