Trump’s Copper Tariffs Apply to $15 Billion of Goods So Far (1)

US President Donald Trump’s first wave of copper tariffs will hit imports valued at more than $15 billion last year, highlighting the potential inflationary impact on American buyers.

Details of the 50% import duties sparked turmoil in the global copper market last week — including a record slump for US futures — because Trump handed a surprise exemption to key forms of the wiring metal. But that still leaves significant trade volumes subject to tariffs.

On Monday, the US Federal Register published a list of exactly what will fall under the 50% levy. It includes semi-processed products — like wires, ...