Levies on home goods also were activated at midnight.

A line of 2014 Ford F-150 pick-up trucks at the Ford Motor Dearborn Truck Plant in Dearborn, Mich., on Sept. 16, 2013. Rebecca Cook/Reuters
Sweeping new U.S. tariffs, ranging from 25 percent to 100 percent, took effect at midnight on Oct. 1.
In a series of Truth Social posts last week, President Donald Trump unveiled a new round of levies targeting specific sectors of the economy.