US readies institutional sanctions on International Criminal Court, raising global legal tensions

The United States is preparing a set of sanctions that would, for the first time, be directed at the International Criminal Court (ICC) as an institution, Reuters reported, citing US officials. The package — completed but not yet authorised — could be announced during the high-level week of the UN General Assembly.

What the measures would do

According to the reporting, the proposed restrictions would compel US citizens and companies to obtain special licences from the US Treasury Department’s Office of Foreign Assets Control before providing funds, goods or services to the ICC. The measures are intended to extend beyond sanctions on individuals to target the court’s operational capacity.

• Technology: procurement of IT services could be curtailed if US providers are barred or require licences.
• Finance: restrictions could affect banking and financial transactions involving the court.
• Investigations and staffing: hiring of investigators and payment of American employees could be limited.
• Insurance and services: insurance cover and other commercial services sourced from US firms might be disrupted.

The measures would mark a significant escalation from previous US action, which focused on individuals. In August, US Secretary of State Marco Rubio announced sanctions against the court’s president and a senior legal adviser. Those earlier measures followed an ICC arrest warrant issued in November 2024 for Israeli Prime Minister Benjamin Netanyahu, who is alleged to have committed war crimes and crimes against humanity during the Gaza conflict.

Institutional and legal background

The ICC was established under the Rome Statute, adopted in 1998 by 120 states, and began operating in 2002. The court is mandated to investigate and prosecute crimes such as war crimes, genocide and crimes against humanity when national authorities are unable or unwilling to do so. The United States is not a party to the Rome Statute.

Reporters cited US officials as saying the decision had not been finalised. If enacted, the restrictions would place the court in an unusual position: subject to a large economy’s commercial and regulatory controls despite that economy not being a member of the Rome Statute.

Potential consequences and questions

Sanctions of this kind would raise immediate practical and diplomatic questions. They could hamper the ICC’s ability to secure technical services, to contract investigators, and to process payments that involve US financial intermediaries. The scope of any licensing regime would determine how far normal court operations are impeded.

There are broader implications for states and organisations that cooperate with the ICC. Where US companies play a central role in providing services such as cloud hosting, cyber-security and insurance, a licensing requirement could slow or block established arrangements. It may also complicate the position of international staff who are US citizens or who work via US-based institutions.

Diplomatically, institutional sanctions would test the limits of US policy tools against an international tribunal that many states support as part of a global justice architecture. The choice to move from targeted measures against individuals to restrictions on the court as a whole signals a hardening stance that could provoke responses from ICC members and partner states.

For countries and civil society groups engaged in international criminal justice, the development will be watched closely. Any action that undermines the court’s practical capacity to operate risks complicating ongoing and future prosecutions of the most serious international crimes.

Reporters for Reuters contributed to the reporting cited in this article.