Foreign Sovereign Immunity

Customary international law provides immunity to states from the jurisdiction of foreign national courts. The immunity extends to state agencies and to state-owned property, protecting them from adjudicatory jurisdiction and from enforcement measures. Foreign sovereign immunity has important exceptions, including for waiver, for some conduct or property related to commercial activity, and for some torts committed on the territory of the forum state. In the United States, all aspects of foreign sovereign immunity for cases in state or federal court are governed by a federal statute, the Foreign Sovereign Immunities Act.

A Primer on Foreign Sovereign Immunity

The immunity of states from the jurisdiction of foreign domestic courts is a long-standing and mostly uncontroversial principle of customary international law. The International Court of Justice has described foreign sovereign immunity as a procedural doctrine of international law, one that “derives from the principle of sovereign equality of the States.” As a practical matter,…

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Recent Posts

Interpreting Choice-of-Law Clauses Waiving Sovereign Immunity

The Foreign Sovereign Immunities Act provides that a foreign state shall not be immune if it has “waived its immunity either explicitly or by implication.” Over the past forty years, U.S. courts have consistently held that a choice-of-law clause selecting the law of a U.S. state constitutes an implied waiver of foreign sovereign immunity. In…

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CC/Devas (Mauritius) Limited v. Antrix Corp.: International Arbitration and Constitutional Avoidance

I suspect that CC/Devas (Mauritius) Limited v. Antrix Corp. Ltd. caught the eye of the Supreme Court because of an interesting constitutional question: Does the Due Process Clause of the Fifth Amendment apply in civil suits brought against foreign states in U.S. courts? More than thirty years ago, Justice Scalia, writing for a unanimous Court…

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Rule 19 and Continuing Litigation in Peterson v. Bank Markazi

Last November, the Second Circuit decided in Peterson v. Bank Markazi that Bank Markazi, Iran’s Central Bank, remained immune from suit under the Foreign Sovereign Immunity Act (FSIA) despite the enactment of 22 U.S.C. § 8772, which subjects certain Iranian assets to “execution or attachment” to satisfy judgments against Iran. The district court will now…

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