The latest plaintiffs to sue for refunds included FedEx Corp., which didn’t specify how much the company had paid in levies.

Although there are clear precedents, the current plan has some unusual factors.

The legislation would set a 180-day deadline to process all tariff refunds, and would require Customs and Border Protection to pay interest.

The decree issued on February 23 orders the Panama Maritime Authority to occupy the ports for "reasons of urgent social interest."

The European Parliament’s trade chief said on February 22 he’ll propose freezing the EU’s ratification process of the trade deal with the U.S.

Trump made clear he had decided that 10% was not enough, even though he said on February 20, “Every single thing I said today is guaranteed certainty.”

Companies should be aware of pending U.S. state forced labor laws, for example in California.

“We have tariffs,” President Trump said. “We just have them in a different way.”

Among the major questions left unanswered for U.S. importers are how they recoup the money the government collected over the past year.

Indonesia and the U.S. will form a council to address any disputes and perceived imbalances in their bilateral trade.