Shifts how “national security” import restrictions work by tightening what can be restricted, moving investigations to the Secretary of Defense, and requiring Congress to approve any action before it takes effect. It also creates a clear, public process for companies to seek exclusions and sets strict timelines and transparency rules.

Any tariff or quota imposed under this authority would face a 60‑day congressional review and a 3‑year sunset unless reapproved. The bill defines key terms, sets deadlines, requires reports and audits, and includes transition rules for existing and future actions, aiming to prevent broad or open‑ended use of this power.