At the direction of President Donald J. Trump, the Office of the U.S. Trade Representative (USTR) is initiating an investigation addressing two significant issues with respect to Vietnam. USTR will investigate Vietnam’s acts, policies, and practices related to the import and use of timber that is illegally harvested or traded, and will investigate Vietnam’s acts, policies, and practices that may contribute to the undervaluation of its currency and the resultant harm caused to U.S. commerce. USTR will conduct the investigation under Section 301 of the 1974 Trade Act. As part of its investigation on currency undervaluation, USTR will consult with the Department of the Treasury as to issues of currency valuation and exchange rate policy.
It was an investigation of this type that resulted in the Section 301 tariffs on China.
We don't know how this investigation will conclude or whether it will result in tariffs on articles of Vietnam origin.
We also do not know the timing of any action. In the case of the China
Notice of commencement of investigation August 18, 2017
Report of results March 22, 2018
Notice of proposed action (imposition of tariffs) April 6, 2018
Notice of final determination of which articles will have 301 tariffs June, 20, 2018
Date of imposition of first round of 301 tariffs July 6, 2018