• The U.S. Treasury is expected to broaden secondary sanctions on Iran, expanding the scope of counterparties targeted to choke off Tehran's financing networks.
  • This move is part of an intensified economic pressure campaign under Treasury Secretary Scott Bessent, who has pledged the toughest-ever sanctions on Iran.
  • The announcement is anticipated at a forthcoming briefing, potentially affecting global oil markets and international financial flows.

Escalating Pressure

The U.S. Treasury is gearing up to widen the net of secondary sanctions against Iran, according to a source familiar with Treasury Secretary Scott Bessent's plans. The move aims to target a broader range of countries and entities doing business with Tehran, effectively squeezing the Islamic Republic's access to global finance.

This expansion is a key pillar of the Trump administration's "maximum pressure" strategy, which Bessent has championed as the most aggressive sanctions regime ever imposed on Iran. By broadening the scope of counterparties, Washington seeks to isolate Iran from the international banking system and starve its proxies of funding.

"The Treasury is leaving no stone unturned," the source said, speaking on condition of anonymity. "They're going after anyone dealing with Iran's energy, shipping, or financial sectors, regardless of jurisdiction."

The announcement is expected to come at a briefing that Bessent will hold in the coming days, where he is likely to outline the new measures and their implications for allies and adversaries alike. The timing is critical, as the administration aims to maximize pressure ahead of upcoming negotiations or further escalation.

Global Ramifications

The broadening of secondary sanctions could have significant ripple effects. Oil markets, already sensitive to Middle East tensions, may see price volatility as traders assess the risk of supply disruptions. Moreover, non-U.S. banks and companies that have maintained business ties with Iran—often through complex financial arrangements—now face the threat of being cut off from the U.S. financial system.

The move also raises questions about transatlantic unity. While the U.S. has been pushing its European allies to re-impose sanctions on Iran, the expansion may create friction with jurisdictions that still see economic engagement with Tehran as a diplomatic tool. A European diplomat, requesting anonymity, said: "We are watching closely and will assess the impact on our own compliance frameworks."

For Iran, the fallout could be severe. The country's economy is already battered by existing sanctions and domestic mismanagement. The new measures may further devalue the rial, stoke inflation, and deepen the economic isolation that has fueled widespread protests in recent years.

What's Next

As the Treasury finalizes the details, the exact parameters of the expanded sanctions remain unclear. But the intent is clear: to tighten the screws on Iran until it capitulates on issues ranging from its nuclear program to its support for regional militias.

Efforts to reach the Treasury Department for comment were not immediately successful, but the briefing is expected to provide clarity and signal the administration's resolve. For now, the international community watches as Washington prepares to draw a new line in the sand.