U.S. Maritime & Shipbuilding Policy

The Trump administration has rolled out a sweeping maritime action plan, ordered by an April executive order, that it bills as the first comprehensive federal effort in decades to rebuild U.S. commercial shipbuilding, expand the U.S.-flagged merchant fleet and harden maritime supply chains. Senior officials told reporters that roughly half of U.S. trade moves by sea and that nearly 99% of that international volume travels on foreign-built, foreign-owned and foreign-flag ships—a dependence they call a growing national and economic security vulnerability as China now produces more than half of global commercial ship tonnage and U.S. yards only a small fraction. The plan’s core theory is that reviving commercial shipyard workforces, suppliers and design capacity will create economies of scale that also lower the long-run cost and risk of Navy shipbuilding, which officials say has risen far faster than inflation as adjacent commercial capacity disappeared and suppliers consolidated. Although specific spending figures and legislative asks were not detailed in this piece, the blueprint signals a clear industrial-policy shift: using federal levers to steer private orders back into U.S. yards and rebuild a dual‑use industrial base that can support both commercial carriers and the fleet in a protracted competition with China. The policy lands amid wider concern in Congress, the Pentagon and shipping circles about chokepoints, sanctions exposure and whether the U.S. could sustain wartime sealift or long supply lines if foreign‑flag carriers pulled back or came under hostile pressure.