Can a Ship Be Seized Because of Sanctions Violations in Turkey? – 2026 Updated Guide

Can Turkish authorities seize a foreign ship for sanctions violations? Learn the 2026 rules on vessel asset freezes, sanctions enforcement, cargo seizure, criminal confiscation, ship arrest, ownership risks, and legal remedies in Turkey.

A sanctions problem involving an international vessel can escalate rapidly from a compliance concern into a serious asset-control dispute. Foreign shipowners, operators, managers, charterers, cargo interests, and financing institutions therefore need to understand whether Turkish authorities can freeze, detain, seize, or ultimately confiscate a vessel connected with sanctions violations.

The answer is potentially yes, but not automatically.

A vessel does not become subject to seizure in Turkey merely because it appears on every foreign sanctions list or because another country has imposed restrictions against its owner. The precise Turkish legal basis for the measure must be established.

Depending on the circumstances, a sanctions-sensitive vessel may face an asset-freezing measure, administrative restriction, customs measure, criminal seizure, judicial ship arrest, port-access restriction, or ultimately confiscation following the procedures required by law.

These measures are legally different and should never be treated as interchangeable.

For foreign shipowners, identifying the exact measure is critical because the competent authority, burden of proof, objection procedure, release mechanism, and potential consequences vary significantly.

Can Turkish Authorities Seize a Foreign Ship?

Potentially, yes.

A foreign flag does not place a vessel outside Turkish jurisdiction while it is within an area where Turkish authorities may lawfully exercise enforcement powers.

However, the authority seeking to interfere with the vessel must rely on an applicable legal basis.

A sanctions-related case may potentially involve several overlapping legal regimes, including:

• sanctions and asset-freezing legislation;
• criminal procedure;
• customs legislation;
• anti-money-laundering and proliferation-financing rules;
• maritime law;
• administrative law;
• port and security regulations.

The first question for the shipowner should therefore not simply be, “Has the vessel been seized?”

The correct question is:

What legal measure has been imposed, by which authority, and on what statutory basis?

Asset Freezing Is Different from Physical Confiscation

This distinction is extremely important.

An asset freeze generally prevents dealing with, transferring, disposing of, or otherwise making the relevant asset available in violation of the applicable restriction.

A seizure may involve taking legal control over property during an investigation or proceeding.

Confiscation is a more permanent deprivation of property and generally requires a separate substantive legal basis and procedure.

A precautionary ship arrest, meanwhile, is a maritime-law mechanism principally intended to secure qualifying maritime claims.

Accordingly, a sanctions-related asset freeze should not automatically be described as a maritime arrest, and a temporary criminal seizure should not automatically be described as final confiscation.

Turkey’s Sanctions Framework and Law No. 7262

One of the most important pieces of Turkish legislation in this area is Law No. 7262 on Preventing Financing of Proliferation.

The legislation created mechanisms for implementing relevant United Nations Security Council measures concerning proliferation financing and asset freezing.

Of particular importance to international shipping, the framework is not limited to ordinary bank accounts or corporate shares. It can also address maritime vessels where the applicable legal conditions and relevant international designation framework are satisfied.

This makes sanctions compliance especially important for shipowners operating vessels connected with persons, companies, activities, or jurisdictions subject to binding United Nations measures.

However, the existence of Law No. 7262 does not mean that every vessel appearing on an OFAC, EU, or UK sanctions list is automatically seized when it enters Turkey.

The jurisdictional and legal basis must still be examined.

Does an OFAC-Listed Ship Automatically Get Seized in Turkey?

No.

An OFAC designation does not, by itself, automatically convert into a Turkish judicial seizure order.

OFAC sanctions are administered by the United States Department of the Treasury and operate according to U.S. sanctions law and jurisdiction.

Nevertheless, an OFAC designation can create substantial practical risk for a vessel calling at Turkey.

It may affect:

• banks;
• insurers;
• P&I Clubs;
• charterers;
• bunker suppliers;
• payment processors;
• commodity traders;
• financing institutions;
• international service providers.

More importantly, the conduct underlying the foreign designation may independently violate Turkish law or fall within a sanctions regime that Turkey is required to implement.

Therefore, the underlying facts must be investigated rather than assuming that the foreign designation itself determines the Turkish legal outcome.

What About EU or UK Sanctions?

The same basic distinction applies.

Turkey is not a member of the European Union, and EU sanctions do not automatically become Turkish domestic law merely because a vessel enters a Turkish port.

Similarly, UK sanctions do not automatically operate as Turkish domestic seizure legislation.

However, EU and UK restrictions may remain commercially decisive where the vessel uses European or British insurers, P&I interests, banks, charterers, brokers, financing institutions, or maritime service providers.

A vessel may therefore remain physically capable of entering Turkey while simultaneously losing access to essential international financial or maritime services.

This can effectively immobilize a ship even without a Turkish confiscation order.

When Can Sanctions Conduct Create a Serious Seizure Risk?

The risk increases substantially when sanctions concerns overlap with conduct that may independently violate Turkish law.

Examples may include suspected:

• proliferation financing;
• money laundering;
• financing of prohibited activities;
• customs fraud;
• false cargo declarations;
• use of fraudulent documents;
• concealment of beneficial ownership;
• prohibited import or export activity;
• transfer of controlled goods;
• transactions involving assets subject to a Turkish freezing decision.

In such circumstances, sanctions screening can develop into a broader criminal, customs, financial, or administrative investigation.

Can Cargo Be Seized Without the Ship Being Seized?

Yes.

Cargo and vessel enforcement should be analyzed separately.

A cargo may become subject to customs detention, seizure, investigation, or other restrictions without the vessel itself becoming subject to permanent seizure.

For example, authorities may identify concerns regarding:

• cargo origin;
• tariff classification;
• consignee;
• end user;
• controlled goods;
• false documentation;
• customs value;
• import authorization;
• dual-use characteristics.

The vessel may nevertheless suffer substantial operational delays while the cargo investigation continues.

This can lead to demurrage, off-hire disputes, berth expenses, cargo claims, additional bunker costs, and charterparty disputes.

Criminal Seizure of a Vessel

A sanctions investigation may also overlap with Turkish criminal law.

Where a vessel is alleged to constitute evidence, proceeds of crime, an instrument used in criminal activity, or property otherwise falling within applicable criminal-procedure provisions, prosecutors and courts may consider seizure measures where the statutory requirements are satisfied.

This is fundamentally different from an ordinary commercial ship arrest.

The shipowner should immediately determine whether the measure has been imposed:

to secure a commercial maritime claim,
to preserve evidence,
to prevent disposal of suspected criminal assets,
to implement an asset freeze, or
to support another administrative or customs proceeding.

The defense strategy depends heavily on this classification.

Seizure Is Not the Same as Confiscation

Foreign shipowners should be particularly careful about terminology.

A vessel being temporarily seized during an investigation does not necessarily mean ownership has permanently transferred to the State.

Confiscation generally requires additional substantive and procedural conditions.

Depending on the circumstances, the owner may challenge the legal basis, demonstrate legitimate ownership, dispute knowledge or involvement, establish that statutory confiscation requirements are absent, or seek release of the vessel.

The available defenses must be assessed under the specific legal regime used against the ship.

Beneficial Ownership Can Become Critical

Sanctions investigations increasingly focus on the person who actually owns or controls a vessel rather than merely the company appearing on the registry.

A vessel may formally belong to a special-purpose company while ultimate ownership sits several corporate layers higher.

Authorities and compliance departments may therefore examine:

• registered shareholders;
• ultimate beneficial owners;
• parent companies;
• nominee structures;
• directors;
• management companies;
• charterers;
• financing institutions.

Frequent ownership transfers immediately before a high-risk voyage may attract particular attention.

Foreign shipowners should therefore maintain documentary evidence demonstrating a transparent and commercially credible ownership structure.

Vessel Name and Flag Changes

Changing a vessel’s name or flag does not erase its historical identity.

The IMO number is particularly important because it normally remains associated with the ship despite changes in name, flag, ownership, or management.

Sanctions due diligence should therefore examine:

• current name;
• former names;
• IMO number;
• current flag;
• former flags;
• ownership history;
• management history;
• classification history.

A recent flag change is not inherently unlawful.

However, repeated flag, ownership, and management changes combined with sanctions-sensitive trading can create significant red flags.

AIS Manipulation and Sanctions Investigations

Automatic Identification System activity has become increasingly important in sanctions-sensitive maritime investigations.

A temporary AIS interruption does not automatically prove unlawful conduct.

However, suspicious patterns may justify enhanced scrutiny, particularly where an AIS gap coincides with:

• ship-to-ship transfers;
• high-risk cargo operations;
• sanctioned jurisdictions;
• unusual route deviations;
• ownership changes;
• cargo-document inconsistencies.

The vessel’s master and owner should preserve technical evidence where a legitimate AIS malfunction occurred.

Ship-to-Ship Transfers

Ship-to-ship transfers are legitimate maritime operations and are not inherently evidence of sanctions evasion.

Nevertheless, opaque STS activity can become a major compliance concern.

Investigators may examine:

• the identity of both vessels;
• IMO numbers;
• transfer location;
• cargo quantity;
• cargo origin;
• bills of lading;
• AIS history;
• ownership;
• subsequent cargo destination.

A vessel receiving cargo through STS operations should therefore maintain reliable documentation establishing the chain of custody.

What Should a Foreign Shipowner Do After a Seizure?

The first priority is obtaining the written legal basis for the measure.

The owner should immediately identify:

1. the authority imposing the measure;
2. the relevant court or administrative file;
3. the legislation relied upon;
4. whether the vessel or cargo is targeted;
5. whether the measure is temporary;
6. whether an asset freeze exists;
7. whether criminal proceedings have begun;
8. the objection deadline.

The shipowner should simultaneously preserve ownership records, charterparties, bills of lading, cargo documents, AIS records, communications, payment records, insurance documents, sanctions-screening results, and corporate ownership evidence.

P&I interests, insurers, financiers, charterers, and other affected stakeholders may also need immediate notification.

Can a Ship Seizure Be Challenged?

Potentially, yes.

The appropriate remedy depends entirely on the legal basis for the measure.

Potential issues may include:

• mistaken vessel identity;
• incorrect sanctions match;
• absence of the required legal conditions;
• lack of connection between the owner and alleged violation;
• legitimate ownership;
• incorrect beneficial-ownership analysis;
• procedural defects;
• disproportionate restrictions;
• mistaken cargo classification;
• evidence that the transaction was legally permitted.

Where the measure is judicial, the appropriate court procedure must be followed.

Where it is administrative, administrative remedies and judicial review may become relevant.

Where it forms part of a criminal investigation, the applicable criminal-procedure remedies must be considered.

Can Security Release a Sanctions-Seized Vessel?

Not necessarily.

This is another important distinction between sanctions enforcement and ordinary ship arrest.

In a conventional maritime claim, providing adequate security may frequently allow an arrested vessel to be released while the underlying dispute continues.

A sanctions-related asset freeze or criminal seizure operates differently.

Providing a bank guarantee does not automatically eliminate the legal basis for an asset freeze or criminal evidentiary measure.

The owner must therefore determine the exact type of restriction before assuming that ordinary maritime-security procedures will obtain release.

2026 Compliance Risks for Foreign Shipowners

The maritime sanctions environment remains particularly dynamic in 2026.

International authorities continue to focus on shadow-fleet activity, opaque ownership structures, high-risk tanker trades, ship-to-ship transfers, AIS manipulation, sanctions-sensitive cargoes, and circumvention structures.

For foreign shipowners operating in Turkey, the most important practical point is that foreign sanctions exposure and Turkish enforcement risk must be analyzed separately and then considered together.

A vessel should therefore undergo sanctions screening before accepting high-risk employment.

The review should cover the vessel’s IMO number, ownership and control, managers, charterers, cargo interests, banks, insurers, cargo origin, destination, end user, AIS history, and significant STS operations.

Fırat Fesih Kaya provides legal assistance to foreign shipowners, operators, managers, charterers, cargo interests, and international shipping companies dealing with sanctions-sensitive vessel operations, asset restrictions, ship seizure, cargo disputes, and maritime enforcement proceedings in Turkey.

Frequently Asked Questions

1. Can Turkey seize a foreign ship because of sanctions?

Potentially, yes, where an applicable Turkish legal basis authorizes the measure. A foreign sanctions designation alone does not automatically create a Turkish seizure order.

2. Is an OFAC-listed vessel automatically seized when it enters Turkey?

No. An OFAC designation does not automatically operate as a Turkish seizure decision. However, it may create significant banking, insurance, chartering, and compliance consequences, and the underlying conduct may independently trigger Turkish law.

3. Can Turkey freeze a maritime vessel under sanctions legislation?

Turkey’s legal framework implementing relevant United Nations Security Council measures includes mechanisms capable of applying asset-freezing measures to maritime vessels where the applicable statutory conditions are satisfied.

4. Can cargo be seized while the vessel remains legally free?

Yes. Cargo enforcement and vessel enforcement are separate issues. Customs or criminal proceedings may concern the cargo without necessarily resulting in confiscation of the ship.

5. Is ship seizure the same as ship arrest?

No. Precautionary ship arrest generally secures a maritime claim, whereas sanctions-related seizure or freezing may arise under sanctions, criminal, customs, or administrative legislation.

6. Does seizure mean that the Turkish State permanently owns the vessel?

No. Temporary seizure or freezing should not automatically be confused with final confiscation. Permanent deprivation requires the applicable legal basis and procedural conditions.

7. Can a shipowner challenge a sanctions-related seizure?

Potentially, yes. The available procedure depends on whether the measure is an asset freeze, criminal seizure, customs measure, administrative restriction, or another type of order.

8. Can providing a bank guarantee automatically release the vessel?

Not necessarily. Security may be effective in conventional maritime arrest proceedings, but a sanctions-related asset freeze or criminal seizure may require different legal remedies.

9. What documents should the owner preserve?

Important evidence may include ownership records, corporate documents, beneficial-ownership information, charterparties, bills of lading, cargo records, AIS data, STS records, bank documentation, insurance records, and sanctions-screening results.

10. When should a Turkish maritime lawyer be contacted?

Immediately. A vessel restriction can create substantial losses every day. Early legal intervention is particularly important where sanctions allegations overlap with criminal, customs, financial, or maritime proceedings.

Legal Support for Sanctions-Related Ship Seizure in Turkey

A sanctions-related vessel restriction can rapidly develop into a complex international dispute involving Turkish maritime law, criminal procedure, customs regulations, asset-freezing rules, international sanctions, beneficial ownership, banking, and insurance.

Fırat Fesih Kaya provides legal assistance to foreign shipowners, operators, managers, charterers, cargo interests, P&I interests, and international shipping companies facing ship seizure, asset-freezing measures, sanctions investigations, cargo restrictions, and maritime enforcement proceedings in Turkey.

Early legal intervention can help determine whether the vessel is subject to a judicial arrest, criminal seizure, sanctions-related asset freeze, customs measure, or administrative restriction and identify the appropriate procedure for challenging the measure.

For a case-specific legal assessment concerning a foreign vessel, sanctions investigation, or ship seizure in Turkey, you may contact our office.

Phone: +90 312 434 22 22
Mobile: +90 532 769 22 22
Email: info@firatfesihkaya.av.tr
Address: Mevlana Boulevard No: 221, Yıldırım Tower No: 148, 06520 Balgat, Çankaya, Ankara, Turkey