Treasury Secretary Scott Bessent to unveil new Iran sanctions as Trump administration escalates “maximum pressure” efforts

Treasury Secretary Scott Bessent is expected to unveil new sanctions on Iran Monday afternoon, according to a live video event announcement from The Hill. The scheduled remarks are framed as an escalation of the Trump administration’s efforts to pressure Iran toward negotiations, including demands tied to the security of maritime transit near the Strait of Hormuz.

The announcement arrives after President Donald Trump has previously described the administration’s approach as “maximum pressure” on Iran and emphasized U.S. control and readiness in the Strait of Hormuz, in remarks published by the White House on July 28. In that statement, the administration said it would maintain pressure while leaving room for negotiations, according to the White House posting.

The specific sanctions package Bessent is set to detail has not been confirmed in the supplied official record. As a result, readers should treat the timetable, package description, and any characterization of a deadline as being based on The Hill’s report until Treasury or another official U.S. government publication is identified and reviewed.

If implemented as described by the administration’s “maximum pressure” posture, new sanctions would likely target Iran’s access to financial systems and revenue streams, with downstream impacts on trading, shipping, insurance, and other compliance costs for U.S. and non-U.S. firms operating in the region. The administration has previously linked the sanctions approach to risk management for maritime activity in the Strait of Hormuz, an area of heightened attention for global energy markets and commercial shipping.

Iran-related sanctions also tend to bring enforcement mechanisms into play, including restrictions administered by the U.S. Treasury’s Office of Foreign Assets Control (OFAC) and related licensing and compliance processes. The practical effect, based on how U.S. Iran sanctions have historically been implemented, is that companies typically face expanded due diligence requirements and potential exposure to civil penalties if they cannot demonstrate compliance with sanctions rules.

Department-level announcements typically include the legal authorities used, such as executive-branch emergency powers and statutes authorizing sanctions, along with the categories of entities or activity affected. For Monday’s event, an official Treasury release or Federal Register action, if any, would be the place to confirm those details and the effective timing for any new designations, prohibitions, or licensing changes.

After Bessent’s remarks, the next key steps for verifying the scope will be the appearance of an official Treasury statement, OFAC guidance, and any underlying designations or policy documents. Until that documentation is available, the only confirmed element in the supplied record is that a sanctions announcement is scheduled for Monday afternoon and that it is presented as part of the administration’s “maximum pressure” strategy toward Iran.