The Trump administration announces an incentive program that reduces US tariffs on aluminum for companies that invest in domestic production capacity. Under the plan, firms that build, expand, or refurbish aluminum plants in the United States would receive a discount on duties for aluminum they ship into the country from abroad. Bloomberg reports the approach is designed to link tariff treatment to physical investment in US facilities, offering companies a financial benefit associated with increasing or maintaining American production capability. The Financial Post describes the same policy, stating that the tariff cut is intended to apply to eligible companies importing aluminum while they undertake qualifying plant construction or upgrades in the US. Both outlets frame the initiative as a program that offers a “halving” of aluminum duties for covered activities, while the specific eligibility conditions and mechanics are not detailed in the provided excerpts. Overall, the reporting indicates the administration is using tariff incentives to encourage domestic aluminum manufacturing and infrastructure investment.