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Supreme Court says Exxon can sue Cuba over $1B in seized property — potentially boosting US financial pressure on the country

Published June 24, 2026 · Updated June 24, 2026 · By Linda Garcia

Supreme Court Rules in Favor of Exxon Mobil's Lawsuit Against Cuba

Supreme Court says Exxon can sue Cuba - In a landmark decision on Tuesday, the U.S. Supreme Court ruled that Exxon Mobil can pursue legal action against the Cuban government for the seizure of over $1 billion in assets. The ruling, which split along ideological lines 6-3, marks a pivotal moment in the ongoing U.S.-Cuba relations and could significantly increase financial pressure on the island nation. The case centers on the interpretation of the Cuban Liberty and Democratic Solidarity Act of 1996, commonly referred to as the Helms-Burton Act, a law designed to enable American citizens to sue foreign governments for property taken during the communist regime's rule.

Key Details of the Case

Exxon Mobil, the multinational oil corporation, initiated the lawsuit in 2019 following a policy shift by the Trump administration. The company claimed that its assets, including hundreds of gas stations, an oil refinery, storage depots, and packaging facilities, were seized by Cuba in the 1960s and remain uncompensated. The Cuban government contested the case, arguing that state-owned entities are shielded by sovereign immunity under the Foreign Sovereign Immunities Act (FSIA). This defense, however, was rejected by the Supreme Court, which determined that the FSIA does not automatically block lawsuits against Cuban agencies or instrumentalities when the Helms-Burton Act is invoked.

The decision was reached after the case navigated through lower courts, where the Cuban government had initially prevailed. District and circuit courts had sided with Cuba, citing the FSIA as a barrier to proceeding. The Supreme Court’s reversal of these rulings underscores a broader effort to dismantle the legal protections Cuba had previously relied upon. Justice Brett Kavanaugh, writing for the majority, emphasized the importance of Congress's intent in creating the Helms-Burton Act. He argued that the law was structured to allow private entities to sue Cuban authorities, even if they were once protected by sovereign immunity.

“Congress’s intent was clear: to enable U.S. nationals to hold Cuban agencies accountable for seized property. If we allowed sovereign immunity to block such cases, the statute would lose its practical purpose,” Kavanaugh stated.

The ruling aligns with a similar decision from the previous month, in which the Supreme Court held that cruise lines operating in Cuban ports could be held liable for using assets confiscated by the government. This pattern suggests a strategic approach by the Trump administration to strengthen the legal tools available for pressing economic claims against Cuba. The administration’s decision to waive the Helms-Burton Act’s provisions in 2019 was a key catalyst, enabling Exxon Mobil to file its lawsuit and setting the stage for the current ruling.

Helms-Burton Act and Its Legal Framework

The Helms-Burton Act, enacted in 1996, was a response to the Cuban government’s actions during the Cold War. It established a legal mechanism for U.S. citizens to seek compensation for property confiscated by Cuba, including assets held by third-party countries or individuals. Prior to President Donald Trump’s administration, every U.S. president had waived the law’s strict requirements, allowing Cuba to avoid liability in most cases. However, Trump’s decision to lift this waiver in 2019 reignited the act’s provisions, paving the way for lawsuits like the one involving Exxon Mobil.

Justice Kavanaugh’s opinion highlighted the interplay between the Helms-Burton Act and the FSIA. He contended that Congress explicitly designed the act to override sovereign immunity, ensuring that companies could pursue claims against Cuban state entities without needing additional exemptions. “The entire architecture of the Helms-Burton Act” was described by Kavanaugh as a deliberate legal framework, with the intention of allowing private lawsuits to proceed regardless of the FSIA’s protections.

“Congress abrogated the sovereign immunity of Cuban agencies and instrumentalities through the Helms-Burton Act, making it unnecessary for plaintiffs to demonstrate an exception under the FSIA,” Kavanaugh wrote.

The ruling also drew attention to the potential consequences for Cuba’s economy. With the ability to face more litigation over seized assets, the country may see increased financial demands from U.S. companies, adding to its economic challenges. The decision comes as Cuba continues to grapple with economic sanctions and embargoes, which have limited its access to international markets and investment.

Divided Opinions and Legal Debate

While the majority of justices supported Exxon Mobil’s claim, the three liberal justices dissented, arguing that the Helms-Burton Act does not clearly eliminate sovereign immunity. Justice Elena Kagan, in her dissent, pointed out that the law’s text lacks the “unmistakable clarity” required to remove all claims of immunity. “Nothing in the act’s structure indicates that Congress intended to strip Cuban agencies of their sovereign status,” she wrote.

The debate over the act’s interpretation reflects deeper ideological divides within the Supreme Court. The majority view, championed by Kavanaugh, prioritizes Congress’s legislative intent and the enforcement of legal accountability. In contrast, the dissenters stress the importance of textual precision and the need for explicit language to override immunity. This disagreement highlights the ongoing tension between expanding legal remedies for U.S. nationals and ensuring that foreign governments are not unfairly targeted.

Justice Kagan’s dissent also noted that the ruling could create uncertainty for international relations. “By allowing lawsuits under the Helms-Burton Act without additional clarity, the court risks undermining the law’s effectiveness and creating loopholes for future claims,” she warned. The decision may complicate Cuba’s ability to negotiate with U.S. entities, as it now faces a legal pathway to recover assets through litigation rather than diplomatic channels.

Broader Implications for U.S. Policy

The ruling is part of a broader strategy to apply financial pressure on Cuba, particularly as the Trump administration seeks to isolate the country economically. The Helms-Burton Act has long been a tool for enforcing sanctions, but its effectiveness has been limited by the waiver policy. By reversing that policy, the administration has reopened the door for lawsuits that could force Cuba to pay reparations for decades of asset seizures.

Exxon Mobil’s case is emblematic of this approach. The company’s claim against Cuba’s assets represents a significant financial stake, potentially enabling the U.S. to leverage legal actions as a means of economic coercion. This could have far-reaching effects, as other companies with similar grievances may follow suit, increasing the pressure on Cuba’s economy. The decision also signals a shift in the Supreme Court’s stance toward supporting the Trump administration’s policies, even as it remains divided on the specifics of the law’s application.

As the legal battle continues, the ruling serves as a reminder of the Helms-Burton Act’s enduring role in U.S. foreign policy. It underscores the importance of congressional legislation in shaping international relations and highlights the complexities of enforcing economic sanctions through legal means. The case may set a precedent that influences future disputes involving seized property, particularly in countries with socialist or communist regimes.

With the door now open for more litigation, the Cuban government faces a new challenge in its efforts to maintain economic stability. The decision could be a turning point in the ongoing saga of U.S.-Cuba relations, blending legal and economic pressures in a way that may reshape the country’s financial landscape in the years to come.