An exemption that allowed low-value parcels shipped to the United States to avoid tariffs ended at 12:01 a.m. Friday, Trump administration officials said.
President Trump signed an executive order suspending what's known as the de minimis exemption late last month.
At the time, the White House said that would close what it called a "catastrophic loophole" that shippers use to "evade tariffs and funnel deadly synthetic opioids or below-market products" into the U.S.
The exemption applied to parcels valued at $800 or less and let overseas retailers ship inexpensive goods to consumers in the U.S. tax-free.
Mr. Trump "is putting an end to the proliferation of shippers worldwide that, among other things, deceptively exploit the de minimis privilege in an effort to evade duties,