Update: July, 25/2021 - 09:58 | The headquarters of the State Bank of Việt Nam. The Office of the US Trade Representative will not take any tariff action against Việt Nam. VNA/VNS Photo Trần Việt WASHINGTON The Office of the US Trade Representative (USTR) on Friday issued a formal determination in the Việt Nam Currency Section 301 investigation, under which the agency will not take any tariff action against Việt Nam. A statement by the USTR said the move reflects the agreement reached earlier this week between the US Department of the Treasury and the State Bank of Việt Nam (SBV).