Story thread · 75 reports / 36 sources

Trump Orders New 15% Tariff On Key Material For Solar Panels, Microchips

slashdot.org · 4dShare

President Trump has ordered a 15% tariff on imported products made with polysilicon, a key material for semiconductors and solar panels. The new tariff will take effect on December 4th. The Guardian reports: The executive order signed by the president on Thursday evening said: "The plan of action in this proclamation will, among other things, help ensure the commercial viability of United States production of polysilicon and its derivatives that is necessary to meet United States economic and national security requirements." Polysilicon, an ultra-pure form of silicon, is an important ingredient in making the semiconductors vital for AI processing power, datacentres and solar power generation. US solar factories have long accused Chinese rivals of dumping cheaper panels on the market, which they say have been enabled by excessive government subsidies and by moving manufacturing to other countries to dodge US tariffs. [...] The US has two main polysilicon factories, including Hemlock Sem

First report: US weighs polysilicon price floor, tariffs to counter China in solar and chips — reuters.com, 7d