News & Analysis as of

Sovereign Immunity Enforcement Actions

Troutman Pepper Locke

Indian Tribe Fights With ATF Over Applicability of PACT Act to Its Cigarette Sales

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In 2023, the Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) placed Twenty-Nine Palms Band of Mission Indians (Twenty-Nine Palms), a federally recognized Indian tribe that sells cigarettes on sovereign reservations...more

Mayer Brown

US Supreme Court Rejects "Minimum Contacts" Requirement Under Foreign Sovereign Immunities Act in Action to Enforce an Arbitration...

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In a unanimous decision on June 5, 2025, the Supreme Court of the United States overturned a Ninth Circuit decision declining to enforce a US$ 1.3 billion arbitral award issued to Devas Multimedia Private Ltd. ("Devas"), an...more

King & Spalding

Supreme Court Rejects “Minimum Contacts” Analysis for Award Enforcement Under the FSIA

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On June 5, 2025, the Supreme Court issued its unanimous opinion in CC/Devas (Mauritius) Ltd. et al. v. Antrix Corp. Ltd. et al. (605 U.S. ___ (2025)), holding that personal jurisdiction exists over an enforcement action...more

White & Case LLP

English Court issues landmark decision on state immunity and enforcement

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In a landmark victory for the Republic of India, the Commercial Court has held that India did not waive its state immunity in relation to the enforcement of two bilateral investment treaty awards solely by reason of its...more

Jenner & Block

Client Alert: The Yukos Saga Continues: English Court of Appeal Rejects Russian Plea of Sovereign Immunity

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As all eyes focus on peace talks and the future of the Russia/Ukraine conflict, Russia recently suffered another defeat in the long running Yukos saga, with the English Court of Appeal confirming that Russia could not invoke...more

Bradley Arant Boult Cummings LLP

False Claims Act - 2023 Year in Review

As we do every year, this issue revisits the key cases and other developments from the year gone by. And by most metrics, 2023 was a notable year for the False Claims Act (FCA). We start with the numbers: The Department...more

The Volkov Law Group

Supreme Court Authorizes Criminal Prosecution of Foreign State-Owned Entities

The Volkov Law Group on

The Supreme Court rejected a challenge by Halkbank, a Turkish state-owned bank, to its criminal prosecution for anti-money laundering violations and evasion of Iran Sanctions.  In a 7-2 decision, authored by Justice...more

Cadwalader, Wickersham & Taft LLP

Springing into Q2 April 2023 - FFF Sovereign Immunity Series – Part VIII: England & Wales

For our eighth installment in the FFF Sovereign Immunity Series, we consider the doctrine of sovereign immunity in England & Wales. We begin with our usual disclaimer that sovereign immunity is a complex legal and tax...more

Goodwin

California State Court Upholds Exclusive Federal Forum-Selection Charter Provision for 1933 Act Suits

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California State Court Upholds Exclusive Federal Forum-Selection Charter Provision for 1933 Act Suits; California District Court Dismisses Fraud-Related Claims Against AT&T; Third Circuit Holds Challenge to SEC’s Decision to...more

Jones Day

Supreme Court Denies Cert On Tribal Sovereign Immunity Question

Jones Day on

On April 15, the Supreme Court denied a petition for certiorari filed by Saint Regis Mohawk Tribe, leaving intact the Federal Circuit’s ruling that tribal sovereign immunity does not apply in inter partes reviews. See Saint...more

Knobbe Martens

The Federal Circuit Finds Tribal Sovereign Immunity does not Apply in IPR

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On July 20, 2018, the Federal Circuit held that tribal sovereign immunity is not available as a defense in IPR. Allergan Pharmaceuticals owned patents that it had asserted in litigation against various generic...more

Knobbe Martens

Saint Regis Mohawk Tribe v. Mylan Pharmaceuticals Inc.

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Federal Circuit Summary - Before Dyk, Moore, and Reyna. Appeal from the Patent Trial and Appeal Board. Summary: Tribal sovereign immunity does not shield Indian Tribe owned patents from IPR. ...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

Federal Circuit Declares Tribal Sovereign Immunity Cannot Be Asserted In Inter Partes Review Proceedings

U.S. Court of Appeals for the Federal Circuit affirmed a U.S. Patent Trial and Appeal Board (PTAB) decision finding that tribal sovereign immunity does not apply to Inter Partes Review (IPR) proceedings. In so holding, the...more

Foley & Lardner LLP

Expanded PTAB Panel Finds Sovereign Immunity Waived By Patent Enforcement

Foley & Lardner LLP on

In a case of first impression, an expanded PTAB panel (including Chief APJ Ruschke) found that a parallel enforcement action by a patent owner waives its sovereign immunity defense against under the 11th Amendment an AIA...more

McGuireWoods LLP

CFPB Online Loan Suit Sent to California

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In the most recent development in the CFPB’s two-year-old lawsuit alleging unfair, deceptive, and abusive practices by several online lenders, on September 23, 2015, Massachusetts U.S. District Judge George O’Toole, Jr.,...more

Ballard Spahr LLP

Tribal Sovereign Immunity Blocks Payday Lending Enforcement Action, Calif. Appellate Court Rules

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In a state enforcement action alleging violations of California’s lending law and seeking to enjoin continued lending to state residents, a California Court of Appeal has ruled that tribal sovereign immunity shielded the two...more

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