The "de minimis" trade loophole that allowed cheap packages to come to the U.S. duty-free is closing. Ecommerce customers are already feeling the sting.

The days of getting a $20 table or a $10 dress from SHEIN or Temu could be coming to an end. Beginning May 2, Americans will start paying import duties of up to 145 percent on their orders from China as President Donald Trump gets rid of a loophole that made low-value packages coming from China exempt from tariffs.