The Trump administration has amended its Section 232 aluminium tariffs to encourage investment in domestic smelting. Companies that build, expand or refurbish US smelting capacity can apply to import qualifying volumes at a 25% tariff instead of the standard 50% rate, provided they meet approved investment milestones. The shift reflects the limited success of tariffs alone in reviving US primary aluminium production. US primary aluminium production has continued to decline over the years despite years of tariff protection. The country now has only four operating primary aluminium smelters, down from more than 20 at ... (full story)