[The U.S. to Announce the Launch of a New Section 301 Trade Investigation on Wednesday] BlockBeats News, March 12, according to The New York Times, the U.S. will announce the launch of a new Section 301 trade investigation on Wednesday local time. After the U.S. Supreme Court ruled to overturn certain tariffs, the Trump administration turned to relying on Section 301 to advance a new round of trade investigations and potential tariffs.