Knowing which tariff authorities the U.S. government has available is necessary groundwork. But knowing the landscape and being equipped to comply with it are two different things. The authorities that have proven most durable — Section 232 and Section 301 — are not simply adding higher rates to familiar products. They are demanding a fundamentally different kind of compliance infrastructure: one built around supply chain composition, component-level documentation, real-time regulatory monitoring, and the ability to work backward and forward through a history of near-constant change.

Many organizations are not yet there. And the cost of that gap is being measured in delayed shipments, overpaid duties, audit exposure, and missed refund opportunities.

This is the second in a three-part series on tariff compliance in 2026. It examines what the durable active authorities actually require from manufacturers — and where existing systems consistently fall short.

To dig deeper, visit the original article on the Thomson Reuters blog.