The United States has intensified its economic pressure campaign against Iran, with Treasury Secretary Scott Bessent warning that entities facilitating money laundering for Tehran could be cut off from the US dollar system. The measures are being presented as part of “Operation Economic Outcast”, aimed at disrupting financial networks supporting Iran. Bessent said businesses and institutions would receive a limited period to reassess potentially sanctionable activities, while warning that enforcement could soon extend to major financial institutions. The announcement marks another escalation in Washington’s financial pressure on Tehran and its international economic networks.

US Threatens Dollar Cutoff for Entities Linked to Iran Money Laundering Network 

The US has announced a fresh round of sanctions targeting Iran’s economic networks, with Treasury Secretary Scott Bessent warning that entities that help launder money for Tehran could be cut off from the US dollar system.

The US Iran sanctions campaign took a new turn on August 24 when US Treasury Secretary Scott Bessent announced sweeping measures designed to increase financial pressure on Tehran and its international economic networks.

We can cut off from the U.S. dollar system any entity that is engaged in facilitating money laundering on behalf of Iran, Scott Bessent said at a press conference. The move, he said, was part of a broader plan to attack Iran's financial support systems.

The goal is to end the financial lifelines that support the Iranian economy, Scott Bessent said. He also warned that countries that are unwilling to back the U.S.-led pressure campaign could face increasing economic isolation.

The Treasury Secretary said the administration had limited patience, and he suggested the pressure campaign would continue until the Iranian government found itself increasingly isolated from the international financial networks and institutions.

Scott Bessent Unveils ‘Operation Economic Outcast’

“Operation Economic Outcast” is an unprecedented effort to target Iran and organizations that continue to support the country financially and economically, said Scott Bessent. 

“The administration’s goal was to cut off economic lifelines that support what he called a hostile regime,” Scott Bessent said in remarks at the announcement. 'We will hold all those involved in those networks to account,' he said.

The campaign, he said, was a form of economic pressure designed to constrain Iran’s access to global markets, financial services and commercial relationships in a range of sectors.

Scott Bessent, in describing the measures, said some secondary sanctions would not kick in immediately. “Businesses and institutions would be given a short period of time to re-evaluate activities and make sure they are compliant.

But he stressed that implementation would go on apace after the transition period. “They wanted to show they were committed to implementation but also give people a chance to adjust,” said Scott Bessent.

Scott Bessent also said a big financial institution could be sanctioned before the week is out. He would not name the institution but said enforcement actions were already being considered.

The latest measures are a major escalation of Washington’s economic strategy toward Tehran amid ongoing geopolitical tensions and regional security concerns, according to Sprouts News.

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Five Key Economic Sectors Added To Sanctions Scope

The US Treasury Department said it has expanded secondary sanctions to five sectors that officials say play a central role in underpinning Iran’s economy.

The targeted sectors are electronic assets, technology, gold, aviation and shipping, the Treasury Department said. These sectors have been used to help sustain economic activity in spite of existing restrictions, officials said.

The department said it had issued new designations against the sectors, which it called vital elements of Iran’s larger economic structure and global business activities.

‘No institution would be immune from US sanctions,’ Scott Bessent said, adding that even Chinese banks could find themselves under action if they were found to be breaching sanctions requirements.

The announcement comes as the conflict involving Iran enters its sixth month. The strategically important Strait of Hormuz is still closed, and efforts to reopen it have stalled, adding further uncertainty to global energy and trade markets.

The Strait of Hormuz is still one of the world’s most important shipping lanes, with a large share of the world’s oil shipments passing through it. The international economic and security calculus continues to be shaped by developments around the waterway.

In the future, the implementation of the new sanctions framework will be closely watched by governments, financial institutions and multinational companies. In the coming weeks, there could be more enforcement actions and diplomatic responses that will shape the next phase of US-Iran relations.