Türkiye Halk Bankası A.Ş. (Halkbank)

Türkiye Halk Bankası A.Ş. (Halkbank) is a Turkish state-controlled commercial bank whose role in Iran-related trade produced a major United States criminal case and a long sovereign-immunity dispute. The institutional record requires four separate questions: ownership, conduct alleged against the bank and individuals, the courts' immunity holdings, and the status of the 2026 resolution process.

Bank, state and alleged conduct

Halkbank is a separate corporate person from the Republic of Türkiye. Public ownership is material to governance and immunity arguments, but it does not by itself prove that the Turkish government directed any transaction or that the bank as a whole knew of conduct attributed to particular officers.

In October 2019 federal prosecutors in the Southern District of New York charged Halkbank with offences arising from an alleged multibillion-dollar scheme to evade United States sanctions on Iran. The indictment alleges the use of trade finance, gold transactions and false documentation. Those propositions remain allegations unless admitted by the bank or established through an adjudicated record. Halkbank denied wrongdoing.

Immunity litigation

In Türkiye Halk Bankası A.Ş. v. United States the Supreme Court held in April 2023 that the Foreign Sovereign Immunities Act does not provide immunity to foreign states or their instrumentalities in criminal cases. It remanded for consideration of common-law immunity.

The Second Circuit ruled in October 2024 that Halkbank was not entitled to common-law immunity in the prosecution before it. The Supreme Court denied certiorari on 6 October 2025. These holdings address immunity and jurisdictional doctrine. They are not findings that the indictment's factual allegations were proved.

2026 resolution and current status

Halkbank disclosed on 9 March 2026 that it had reached a deferred-prosecution arrangement concerning the criminal case and related Office of Foreign Assets Control processes. A later KAP disclosure reported compliance and a joint request for dismissal. The full filed agreement, joint submission and district-court order must control any final account of terms, admissions, penalties or dismissal.

Until those official court documents are retrieved and checked, the entry does not state that the prosecution has been finally dismissed or that the agreement contains a particular admission. Corporate disclosures are evidence of the bank's account, not substitutes for the docket.

Statecraft significance and safeguards

Halkbank belongs in the main sequence because correspondent banking, trade finance, gold settlement and sanctions jurisdiction intersect in one institution. The case shows how state ownership, commercial intermediation, extraterritorial enforcement and diplomacy can converge.

It does not establish a general rule that every state-owned bank acts at government direction. Amounts routed, sanctions effects and diplomatic causation remain qualified. The bank, Türkiye, former officers, Reza Zarrab, Mehmet Hakan Atilla, prosecutors and courts must be attributed separately, with each allegation, admission, conviction or dismissal stated in its own procedural posture.

Any final publication should also reconcile the bank's current ownership filing with the ownership period alleged in the indictment. A later public shareholder structure cannot prove control at an earlier date, and a historical ownership figure cannot establish present control.

See also

Iranian gas-for-gold scheme and the Halkbank prosecution (2012-2026) · Turkey · Bank Melli, Bank Sepah and Bank Saderat · Secondary sanctions · Extraterritoriality · Sanctions evasion as system design · United States-led financial pressure campaign against Iran (2006-2015)

Sources

• United States Attorney's Office for the Southern District of New York, 'Turkish Bank Charged for Alleged Participation in an Iranian Sanctions-Evasion Scheme' (15 October 2019), including the linked indictment.
• Supreme Court of the United States, Türkiye Halk Bankası A.Ş. v. United States, 598 U.S. 264 (19 April 2023).
• United States Court of Appeals for the Second Circuit, United States v. Türkiye Halk Bankası A.Ş., No. 20-3499 (22 October 2024).
• Supreme Court of the United States, 'Docket 24-1144', certiorari denied 6 October 2025.
• Türkiye Halk Bankası A.Ş., Public Disclosure Concerning the Criminal Case and OFAC Processes (9 March 2026), reconciled with the later 'KAP Compliance and Dismissal Disclosure'.
• Chimène I. Keitner, 'Türkiye Halk Bankasi A.S. v. United States, Supreme Court and Second Circuit Materials', International Legal Materials (2026).