The so-called ‘de minimis’ rule has long allowed items under $800 to be shipped free of tariffs and inspections to the U.S.

An executive order imposes tariffs on small-value shipments from China that were previously exempt from duties.

De minimis tariff exemptions, which currently allow packages worth as much as $800 from China and Hong Kong to enter the US duty free, will end on May 2, the White House said, a potential blow to discount marketplaces like Temu and Shein.