Short summary: President Trump’s new Section 201 safeguard measure establishes a four-year tariff-rate quota (TRQ) on imports of quartz surface products beginning August 15, 2026. While annual quota volumes gradually increase over the life of the measure, importers may face safeguard duties of up to 50% once quarterly quota allocations are exhausted, making careful planning essential.
On July 31, 2026, President Trump issued a proclamation imposing a Section 201 safeguard measure on imports of quartz surface products (QSP). The measure takes the form of a four-year tariff-rate quota (TRQ) and applies to goods entered, or withdrawn from warehouse for consumption, on or after 12:01 a.m. Eastern Time on Saturday, August 15, 2026.