Iran calls U.S. sanctions enforcement “illegal and unjustified,” urges trading partners not to comply

Iran’s government warned on Friday that other countries should not comply with new U.S. sanctions aimed at Tehran, framing the measures as “illegal and unjustified” and urging trading partners to resist enforcement actions, according to a report by The Washington Times. The warning was delivered as the U.S. maintains a sanctions posture designed to restrict Iran’s ability to conduct trade and financial transactions with foreign entities.

In its statement, Iran characterized efforts to economically isolate the country as “economic terrorism,” an argument the report says Iran used to challenge both the legal basis and practical intent of the sanctions. The Iranian message, the report says, targeted countries that might otherwise consider aligning their enforcement regimes with U.S. requirements.

The exchange takes place in a continuing period of U.S.-Iran economic pressure, where secondary sanctions and related enforcement mechanisms can affect non-U.S. companies and governments conducting business with Iran. For trading partners, that can translate into compliance reviews, changes to payment rails, and heightened due diligence for transactions involving sanctioned Iranian persons, sectors, or goods.

The U.S. rationale for sanctions enforcement was not included in the provided record, and the report did not specify, in the material available for this draft, the exact legal instruments, sectors, or enforcement steps described in the “new” sanctions at issue. That limits what can be stated about the immediate operational impact on specific industries or named counterparties beyond the general concern that enforcement would constrain trade.

Still, Iran’s public warning indicates that Tehran expects international compliance steps to carry diplomatic consequences and could seek to pressure governments that are weighing whether to follow U.S. sanctions. Such disputes often play out through formal demarches, regulator-to-regulator communications, and engagement with companies on licensing, risk tolerance, and transaction structuring.

For governments and businesses outside the U.S., the next practical step is continued monitoring of U.S. sanctions rules and enforcement guidance, including any updated designations, licensing conditions, and compliance expectations. Iran’s statement, while contesting the legality of the measures, does not itself change U.S. obligations, but it may influence how other countries assess political and economic exposure as they decide whether to fully comply with U.S. sanctions requirements.

The reported developments also underscore how sanctions disputes can become a broader issue of state-to-state accountability, since Iran is urging partners not to enforce U.S. measures. Any escalation or clarifications from the U.S. side would likely determine whether the warning remains rhetorical or translates into more concrete changes for affected traders, financiers, and supply chains.