Prices of copper in the US have surged since January, when President Donald Trump threatened to impose a tariff on imports of the metal that’s a vital component in power networks, plumbing and industrial machinery.

President Donald Trump said he will put a 50% tariff on copper imports effective Aug. 1. "I am announcing a 50% tariff on copper, effective Aug. 1, 2025, after receiving a robust national security assessment,

President Donald Trump announced on Wednesday night that the United States will impose a 50 percent tariff on copper, effective August 1. Trump wrote on Truth Social that he came to the decision after a "robust NATIONAL SECURITY ASSESSMENT."