US Sanctions Iran's Persian Gulf Strait Authority Amid Tensions in Strait of Hormuz
Severity: High (Score: 76.2)
Sources: Turkiyetoday, Www3.Nhk.Or.Jp, Dacbeachcroft, Al-Monitor
Published: · Updated:
Keywords: strait, sanctions, hormuz, iran, authority, warns, shippers
Summary
On May 27, 2026, the U.S. Treasury Department sanctioned Iran's Persian Gulf Strait Authority (PGSA), established to manage maritime traffic through the Strait of Hormuz. The PGSA is accused of extorting global shipping on behalf of the Islamic Revolutionary Guard Corps (IRGC). This sanction prohibits U.S. persons from engaging with the PGSA, warning that any payments made to it could lead to U.S. sanctions. The authority was created on May 5, 2026, and requires vessels to submit a 'Vessel Information Declaration' to transit. Shipping through the strait has significantly decreased, with only a fraction of the usual traffic due to the ongoing conflict. The sanctions are part of a broader strategy to restrict Iran's revenue sources amid escalating tensions. The U.S. government emphasizes that any cooperation with the PGSA, including payments in various forms, poses a risk of sanctions. The situation continues to evolve as diplomatic talks remain uncertain. Key Points: • The U.S. sanctioned Iran's PGSA for extorting shipping, impacting global maritime trade. • Payments to the PGSA in any form may trigger U.S. sanctions against involved parties. • Shipping traffic through the Strait of Hormuz has drastically reduced amid ongoing tensions.
Detailed Analysis
**Impact** Maritime stakeholders, including global shipping companies, insurers, reinsurers, and financial institutions, are affected by the sanctions targeting Iran's Persian Gulf Strait Authority (PGSA). The sanctions prohibit U.S. persons and entities from engaging with the PGSA, which controls vessel passage and collects tolls in the Strait of Hormuz, a critical chokepoint through which 20% of the world’s oil and LNG supplies transit. Secondary sanctions expose non-U.S. parties to risks of losing access to the U.S. financial system. The disruption has led to a significant reduction in vessel traffic, with daily passages dropping from 125-140 to a minimal number. **Technical Details** No specific cyberattack vectors, malware, or CVEs are mentioned in the articles. The sanctions focus on financial and operational controls, targeting the PGSA’s coordination with the IRGC and its toll collection mechanisms, including payments via fiat currency, digital assets, informal swaps, or in-kind contributions. The U.S. Treasury’s Office of Foreign Assets Control (OFAC) has added the PGSA to the Specially Designated Nationals list under Executive Order 13224, indicating a counterterrorism-related sanctions enforcement. **Recommended Response** Maritime operators should implement enhanced due diligence, including screening vessels and entities against restricted party lists and monitoring for any payments or interactions with the PGSA or IRGC-affiliated entities. Financial institutions must block transactions involving the PGSA and related parties to avoid secondary sanctions. Shipping companies should review charterparty agreements for sanctions clauses and assess compliance risks related to transit through the Strait of Hormuz. No technical patches or malware detections apply; focus should be on compliance monitoring and operational risk management.
Source articles (4)
- Strait of Hormuz Tensions: Sanctions and Safe Passage Payments — Dacbeachcroft · 2026-05-26
The operational and contractual challenges arising from disruption in the Strait of Hormuz (as set out in our alert ) are now compounded by a materially heightened sanctions risk environment. Maritime… - US sanctions Iran's Strait of Hormuz authority, warns shippers - Türkiye Today — Turkiyetoday · 2026-05-28
T he U.S. Treasury Department sanctioned Iran's Persian Gulf Strait Authority (PGSA) on Wednesday, accusing the newly created body of extorting global shipping on behalf of the Islamic Revolutionary G… - US adds Persian Gulf Strait Authority to sanctions list, Treasury website shows - Al — Al-Monitor · 2026-05-28
WASHINGTON, May 27 (Reuters) - The United States on Wednesday issued new Iran-related sanctions by adding the Persian Gulf Strait Authority to its Specially Designated Nationals list, the Treasury Dep… - US places Iran's Persian Gulf Strait Authority on sanctions list | NHK WORLD — Www3.Nhk.Or.Jp · 2026-05-28
The US Treasury Department says it has placed on its sanctions list Iran's Persian Gulf Strait Authority, which is an entity established by the country to control vessels passing through the Strait of…
Timeline
- 2026-05-05 — Iran establishes Persian Gulf Strait Authority: The PGSA was created to regulate maritime traffic and issue permits for vessels in the Strait of Hormuz.
- 2026-05-20 — PGSA publishes regulatory map for maritime traffic: The authority defined its jurisdiction, requiring vessels to follow Iranian-designated routes and pay fees.
- 2026-05-27 — U.S. sanctions PGSA under Executive Order 13224: The U.S. Treasury added the PGSA to its Specially Designated Nationals list, prohibiting U.S. dealings with it.
- 2026-05-28 — U.S. Treasury warns shippers about sanctions risks: The Treasury cautioned that any payments to the PGSA could expose shippers to U.S. sanctions.
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