Fact Sheet: President Donald J. Trump Bolsters National Security and Strengthens U.S. Supply Chains by Imposing Tariffs on Polysilicon and its Derivatives
August 07
00:34
2026
2026-08-07
DEFENDING THE AMERICAN INDUSTRIAL BASE: Today, President Donald J. Trump signed a Proclamation to protect America’s polysilicon industry and supply chain from imports that threaten national security.
STRENGTHENING ECONOMIC AND NATIONAL SECURITY: President Trump’s polysilicon tariff program will protect the national security of the United States and its defense and defense-adjacent industrial base.
BUILDING ON A RECORD OF SECURING CRITICAL INDUSTRIES: President Trump has long recognized that America’s national security and economic strength depend on rebuilding key sectors of our industrial base.