On February 25, 2025, President Trump signed Executive Order 14220, invoking Section 232 of the Trade Expansion Act of 1962 to direct the Department of Commerce to investigate whether copper imports threaten national security. The statute, originally enacted during the Cold War to protect defense-related industries, permits the president to restrict trade when imports allegedly jeopardize military or essential civilian supply chains. The order requires Commerce to complete its assessment and report findings within 60 days, after which the administration could impose tariffs, quotas, or outright import restrictions on copper.

The practical effects of this investigation extend across multiple sectors of the American economy. Copper is a fundamental input for electrical wiring, construction materials, telecommunications infrastructure, renewable energy systems, and consumer electronics. Manufacturers in these industries, construction companies, and ultimately consumers face potential price increases if tariffs or restrictions proceed. Small and mid-sized businesses dependent on steady copper supplies at predictable costs could face particular strain, while larger corporations with hedging capacity may better absorb fluctuating prices. The approximately 60-day timeline creates uncertainty in procurement planning across the economy.

This action fits within a broader pattern of trade restrictions initiated or continued by the Trump administration. The Continuation of National Emergency on Trade Deficits, extended in March 2026, provides the overarching authority framework for such investigations. Similarly, the Suspension of Duty-Free De Minimis Treatment removes exemptions on small imported shipments, while Ending Certain Tariff Actions demonstrates selective use of tariff authority. Together, these measures reflect a protectionist approach treating imports as inherently threatening, despite copper being predominantly sourced from stable allies like Canada and Chile rather than geopolitical competitors.

As of now, no court challenges to Executive Order 14220 have been formally filed, though trade litigation involving prior Section 232 actions remains ongoing in federal courts. The 60-day investigation period means the administration could move swiftly toward implementation if it determines copper imports pose national security risks—a determination that courts have historically found difficult to overturn, given judicial deference to executive national security claims.