The US Treasury is expected to widen penalties targeting firms and countries trading with Iran on Monday, as the Trump administration seeks to tighten economic pressure on Tehran and limit disruption to Gulf energy flows, Reuters reported Monday, citing a source familiar with the plans.
The move seeks to give a final warning to countries to cut all business ties with Iran, the source reportedly said. The Treasury could impose secondary sanctions on activities linked to certain Iranian sectors, even when companies conduct them outside Iran.
It has also mapped Tehran's oil-smuggling and sanctions-evasion network and plans to use the findings as a warning to countries helping Iran bypass restrictions, according to the report.
Bessent is expected to speak at 1 p.m. EDT Monday, outlining the broader economic campaign against Iran and warning countries that siding with Tehran could cut key firms off from the US dollar financial system, the report added. The US Department of the Treasury did not immediately reply to' request for comment.
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