20 Mar 2025
Regulatory Change for Copper in United States
US President issued an executive order to expedite permitting of copper production projects, affecting the regulatory environment.
United States trade
Copper Chlorides
Market intelligence
Relevant Events
26 Nov 2024
Tariff Change for Copper in United States
U.S. tariff pledge on base metals, including copper, led to price declines, indicating potential future trade restrictions on copper.
16 Dec 2019
Mine Opening for Copper in United States
Nevada Copper Corp. began producing copper at the underground Pumpkin Hollow Mine on December 16, 2019.
1 Dec 2019
Processing Shutdown for Copper in United States
Maintenance shutdowns at two U.S. smelters, combined with the strike, caused a 7% drop in refined copper production in early December 2019.
30 Nov 2019
Project Delay for Copper in United States
Gunnison and Pumpkin Hollow copper projects were delayed and had not begun production by the end of November 2019.
11 Oct 2019
Strike for Copper in United States
Unionized workers at a U.S. mining company voted to strike on October 11, 2019, leading to a temporary closure of its smelter and refinery.
1 Oct 2019
Strike for Copper in United States
A worker strike at the ASARCO smelter and electrolytic refinery in October 2019 caused a temporary shutdown, cutting copper refining capacity.
1 May 2019
Tariff Change for Copper in United States
The United States increased tariffs on copper cathodes from China to 25% in May 2019 due to trade negotiations.
1 Jan 2019
Natural Disaster for Copper in United States
A landslide early in 2019 disrupted operations at the Mission Mine in Arizona, reducing copper output.
1 Jan 2019
Processing Shutdown for Copper in United States
Two maintenance shutdowns of the Rio Tinto smelter in 2019 reduced copper refining output in the United States.
31 Dec 2018
Accident for Copper in United States
Fatal accident at a smelter caused a 6-week suspension of operations in 2018.
31 Dec 2018
Reserve Revision for Copper in United States
Copper reserves were revised for the United States based on company data and government information.
31 Dec 2018
Tariff Change for Copper in United States
Tariff for copper ores and concentrates increased to 1.7ยข/kg on lead content.
31 Dec 2018
Tariff Change for Copper in United States
Tariff for refined copper and alloys set at 1.0% ad val.
31 Dec 2018
Tariff Change for Copper in United States
Tariff for copper wire (rod) set at 1.0% or 3.0% ad val.
1 Aug 2018
Tariff Change for Copper in United States
The United States imposed a 25% tariff on copper cathodes from China in August 2018 under section 301(b).
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