The White House is close to announcing investigations into Chinese use of industrial subsidies, the prelude to imposition of tariffs. The probes are known as “301s”, the section of US trade law that allows them.
If you import stuff from China that gets classified as requiring Section 301 import duties, you’ll have to pay that extra margin, which means US importers must either bear the costs on to consumers. They can appeal to the Court of International Trade for a refund, which then burdens the taxpayer and incurs administrative costs.
Former president Donald Trump used tariffs extensively as the main tool of his “trade war” with China and it achieved nothing other than the imposition of reciprocal tariffs from China. President Biden shares some of this economic nationalist sensibility, calling tariffs “the greatest negotiating tool in the history of our country.”
Read more at “China tariff policies flounder without a strategy”