Donald Trump has cancelled a loophole from today that had allowed consumers and businesses to be spared duties for sending low-value goods to the United States.
The so-called de minimis exemption had applied across the world before Trump 2.0 but the president has taken action - and the UK may soon follow suit - as part of his trade war .
The relief had allowed goods worth less than $800 (£595) to enter the US duty-free since 2016.
But now, low-cost packages face the same tariff rate as other, more expensive, goods.
The reasons for the latest bout of protectionism are numerous and the ramifications are country and purpose specific.
What is changing?
It was no accident that China was the first destination to be slapped with this rule change.
The duty exemption on low-value Chi