US President Donald Trump’s promised 50% copper tariffs will include all refined metal, indicating the president’s far-reaching efforts to bolster American production of one of the world’s most ubiquitous materials.

U.S. President Donald Trump's threat of a 50% tariff on copper imports is raising alarm in the U.S. auto sector, as it could make it even harder for carmakers and suppliers to absorb border taxes and rising costs,

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,