Tariffs, if they are imposed, could boost U.S. production of a valuable resource but also raise costs for automakers, construction companies and others.

President Trump ordered Commerce to study whether tariffs are needed to reduce the U.S. reliance upon imported copper, needed for military equipment, data centers and electric vehicles.

President Donald Trump is directing the government to consider potential tariffs on copper, the latest move by the White House to tax a wide array of imports and reshape global trade