President Donald Trump said Tuesday he’s imposing a new 50% tariff on all copper. However, it’s unclear when the new tariff would take effect.

U.S. President Donald Trump said on Tuesday he would announce a 50% tariff on copper imports, sending U.S. Comex copper futures up more than 12% to a record high. Prices on the Shanghai Futures Exchan

President Donald Trump said he will impose a 50% tariff on copper imports on Tuesday, and suggested more steep sector-specific duties are on the way.“Today, we’re doing copper,” Trump said during a Cabinet meeting at the White House.