Turkish Customs Suspects Sanctions Evasion Through a Third Country: Legal Risks for Foreign Companies (2026 Updated Guide)

Turkish Customs suspects that a foreign company routed goods through a third country to evade sanctions. Learn about detention, origin evidence, end-user checks, payment risks, seizures and legal defense strategies in Turkey.

When Turkish Customs suspects that an international transaction has been routed through a third country to conceal the true supplier, origin, destination, end user or commercial purpose of goods, an ordinary customs clearance problem can develop into a much broader investigation. The authorities may examine customs declarations, certificates of origin, invoices, transport routes, manufacturers, intermediaries, banks, payment flows and end-user information. Goods may remain detained while the transaction is investigated, and serious discrepancies can create exposure extending beyond ordinary customs duties and administrative penalties. For foreign companies, the key issue is to demonstrate the genuine commercial and logistical structure of the transaction with contemporaneous evidence rather than attempting to explain suspicious routing only after Customs has intervened.

Why Can Third-Country Trade Trigger Sanctions Concerns?

Using a third country in an international supply chain is not inherently unlawful. Manufacturers regularly use distributors, regional warehouses, trading companies and logistics hubs.

Risk increases when the structure appears designed to disguise material facts concerning the transaction. Customs scrutiny may intensify where the commercial documents, physical movement of goods and payment chain do not correspond.

Third-Country Routing Does Not Automatically Mean Sanctions Evasion

Goods manufactured in one country may legitimately be sold by a company in another country and shipped through a third jurisdiction.

The legal and compliance analysis should therefore focus on the actual transaction rather than treating every indirect route as suspicious.

Why Has Turkish Customs Detained the Goods?

The importer should obtain the formal basis for detention or additional investigation as quickly as possible.

The concern may involve sanctions, customs origin, export controls, false documentation, product classification, trade-remedy measures or several issues simultaneously.

These legal questions should be separated before a defense is prepared.

Reconstruct the Entire Supply Chain

Prepare a chronological map showing:

• manufacturer;
• original seller;
• intermediary traders;
• exporter;
• freight forwarder;
• carrier;
• warehouses;
• Turkish importer;
• ultimate customer;
• end user; and
• payment participants.

The physical and commercial supply chains should be capable of being reconciled.

Country of Origin and Country of Dispatch Are Different

One of the most important distinctions is between where goods originate and where they were shipped from.

Passing through a third country does not automatically change the customs origin of the product.

Repacking Does Not Necessarily Change Origin

If goods were merely repacked, relabeled, sorted or stored in the intermediary country, those operations should be disclosed accurately.

The company should not claim a new manufacturing origin merely because packaging changed.

Genuine Manufacturing in the Third Country Must Be Documented

If substantial production actually occurred in the intermediary jurisdiction, prepare factory evidence.

This may include bills of materials, manufacturing records, machinery information, production orders, employee records, factory photographs, utility information and quality-control records.

Factory Capacity Can Become Important

Authorities may question whether the claimed manufacturer realistically possessed sufficient capacity to produce the exported quantity.

Production volumes should therefore correspond with the factory’s actual operations.

Preserve Bills of Materials

For products manufactured from components originating in several countries, bills of materials can become important evidence.

They should correspond with supplier invoices, inventory records and production documentation.

Certificates of Origin Should Be Verified

If a Certificate of Origin was submitted, determine who issued it, what information was provided for issuance and whether the underlying manufacturing facts support the declared origin.

A certificate should not be treated as a substitute for the underlying factual record if authorities question authenticity or accuracy.

Do Not Produce a New Origin Story After Detention

One of the most damaging responses is to change the transaction explanation repeatedly.

The company should investigate the facts internally before making detailed submissions and ensure that its explanation is supported by genuine historical records.

Review the Commercial Invoice Chain

Where several trading companies participated, reconstruct each sale.

The sequence should explain who purchased the goods, who resold them, the prices charged and why each intermediary participated.

Large Price Differences May Require Explanation

A substantial increase or decrease between successive invoices can attract attention.

Legitimate differences may result from financing, transportation, insurance, processing, commissions or commercial margins, but the explanation should be supported by evidence.

Review the Payment Chain

Identify the bank account from which each payment originated and the entity that received it.

Payments involving companies unrelated to the contractual seller can create additional questions and should be explained.

Third-Party Payments Require Particular Attention

A payment made by an unrelated company does not automatically establish unlawful conduct, but it can make the transaction more difficult to understand.

Preserve loan agreements, group-company arrangements, payment instructions or other documents explaining legitimate third-party payments.

Review Banks and Financial Intermediaries

A transaction can face problems even if Customs ultimately accepts the goods because banks conduct their own sanctions and compliance assessments.

The importer and foreign exporter should therefore evaluate both customs and banking exposure.

Review the Foreign Supplier

Determine the supplier’s ownership, management, corporate registration and role in the transaction.

Sanctions screening should not be limited to the company name appearing on the invoice where ownership or control is legally relevant under the applicable restrictions.

Review Beneficial Ownership

Complex corporate structures can attract scrutiny where the apparent supplier is owned or controlled through other entities.

Prepare reliable corporate records showing the ownership chain.

Screen Relevant Transaction Parties

Depending on the transaction, screening may need to cover the manufacturer, exporter, intermediary traders, consignee, end user, banks, vessel, carrier and other material participants.

Screening should be documented rather than performed informally.

Vessel and Carrier Risks Should Be Reviewed

For maritime shipments, vessel identity, ownership, management, flag history and voyage information can become relevant.

A sudden vessel change or unusual routing should be investigated and documented.

End-User Information Is Critical

Authorities may seek to determine who will ultimately use the goods.

The Turkish importer should maintain accurate customer and end-user information, particularly for sensitive industrial products.

Obtain an End-Use Statement Where Appropriate

For higher-risk goods, documentation identifying the ultimate user, installation location and intended purpose can materially strengthen the compliance file.

Generic statements should not replace genuine due diligence.

Dual-Use Goods Create Additional Risk

Products with both civilian and potentially controlled applications can attract greater scrutiny.

Technical specifications should be reviewed carefully to determine whether export-control or licensing issues arise independently from customs and sanctions questions.

Technical Classification Should Be Verified

Do not rely only on the commercial product name.

Detailed specifications, performance characteristics, components and intended applications may determine whether additional controls are relevant.

Transshipment Records Should Be Preserved

Where goods passed through another country, preserve bills of lading, airway bills, CMR documents, container records, warehouse receipts and customs documentation.

These records can establish what physically happened to the goods during transit.

Container and Seal Records Can Be Valuable

Container numbers, seals and loading records may help demonstrate whether the goods were merely transshipped or were unloaded and processed.

Preserve this evidence immediately.

Customs May Compare Physical and Financial Routes

A transaction can appear suspicious where the goods travel through one set of countries while invoices and payments move through entirely different jurisdictions.

This does not automatically establish evasion, but the commercial reason should be explainable.

Review Emails and Contractual Communications

Commercial correspondence can establish why a distributor or intermediary was used.

Preserve emails, purchase orders, negotiations and supply agreements rather than deleting records after an investigation begins.

Do Not Alter or Destroy Records

Once authorities are investigating a transaction, preservation becomes particularly important.

Deleting correspondence, changing invoices or recreating historical documents can materially increase legal exposure.

False Documentation Can Transform the Case

A legitimate sanctions-screening inquiry is very different from a case involving knowingly false invoices, origin documents, manufacturer information or end-user declarations.

If potentially inaccurate documentation is discovered, obtain legal advice before submitting further explanations.

Customs Liability and Criminal Liability Are Different

An incorrect customs declaration can result in administrative consequences without necessarily establishing a criminal offense.

Criminal exposure depends on the applicable offense and factual circumstances, including the nature of the conduct and evidence concerning knowledge or intent where legally relevant.

Smuggling Investigation Risk Must Be Assessed Separately

Where authorities suspect deliberate concealment, false documentation or another serious customs violation, the matter may potentially extend beyond an administrative customs dispute.

The company should determine whether prosecutors or criminal investigative authorities have become involved.

Company Managers Should Avoid Unprepared Statements

If a director, employee or foreign manager is summoned for a statement, the company should first determine the person’s procedural status and subject of the investigation.

Technical customs and sanctions cases frequently involve complex documentation that should be reviewed before detailed explanations are provided.

Preserve the Right to an Interpreter

Foreign managers participating in Turkish proceedings should ensure that they understand questions and documents accurately.

Important statements should not be based on assumptions caused by language difficulties.

Goods May Remain Detained During Investigation

Commercial pressure to release the goods can be substantial, but companies should not make inaccurate admissions merely to accelerate clearance.

The legal basis of detention and available remedies should be reviewed.

Can the Detention Be Challenged?

Potentially. The appropriate administrative or judicial route depends on the authority, legal basis and nature of the measure.

Obtain the written decision or official record and identify relevant procedural deadlines.

Urgent Judicial Protection May Be Considered

If prolonged detention threatens serious and difficult-to-reverse commercial harm, available interim judicial remedies may need to be assessed according to the particular administrative measure.

This is especially important for perishable, high-value or production-critical goods.

Storage and Demurrage Should Be Documented

Maintain records of warehouse charges, terminal fees, container detention, demurrage and other expenses.

Companies should also take reasonable steps to mitigate continuing losses.

Review Other Shipments Immediately

If the same supplier, intermediary or routing structure is being used for additional goods already in transit, investigate those transactions before they reach Turkey.

One problematic shipment can reveal a systematic documentation issue.

Review Historical Imports

Authorities may examine previous declarations involving the same parties or supply chain.

Prepare a historical matrix identifying declaration dates, products, manufacturers, origins, suppliers, routes and payments.

Do Not Assume Every Historical Shipment Has the Same Problem

Manufacturers, intermediaries and production arrangements can change over time.

Each declaration should be evaluated according to its own facts.

Notify the Foreign Supplier

If the problem arises from information provided by the foreign supplier, send formal notice and request immediate cooperation.

Ask for production records, origin evidence, corporate ownership information, invoices and other supporting documentation.

Supplier Liability May Become Relevant

If the supplier represented that goods complied with applicable sanctions, origin or customs requirements and that representation was incorrect, the Turkish importer may have contractual claims.

Review warranties and indemnification provisions.

Review Sanctions Clauses in the Contract

International supply contracts should address sanctions compliance, ownership changes, restricted parties, payment failures, customs detention, termination and cooperation obligations.

The contract should also allocate losses resulting from inaccurate compliance representations.

Force Majeure Should Not Be Assumed

A sanctions-related problem does not automatically constitute force majeure.

The contractual wording, foreseeability and precise reason performance became impossible should be examined.

Payment Obligations May Continue Despite Detention

Whether the Turkish buyer must pay while goods are detained depends on the contract, delivery terms, documentary requirements and applicable law.

Customs detention alone does not answer the contractual payment question.

Banks May Freeze or Refuse Payment

If a bank separately identifies sanctions risk, payment may be delayed or rejected even while the customs dispute continues.

The parties should preserve banking correspondence and determine whether alternative lawful payment mechanisms are contractually available.

Never Attempt to Conceal the Payment Route

Changing beneficiaries, banks or invoice descriptions solely to bypass sanctions screening can substantially increase compliance and legal risk.

Any alternative payment structure should have a genuine legal and commercial basis.

Establish a Transaction Due-Diligence File

For higher-risk trade, companies should maintain a file containing corporate information, beneficial ownership, sanctions screening, origin evidence, manufacturer information, transport documents, end-user information and payment records.

This should be prepared before shipment rather than after detention.

Immediate Defense Strategy

When Turkish Customs suspects sanctions evasion through a third country, the foreign company and Turkish importer should immediately identify the legal basis of the investigation, preserve the entire transaction record, reconstruct the physical and financial supply chains, verify origin, document third-country processing, investigate beneficial ownership, screen material parties, review end-user and dual-use risks, preserve transport and payment evidence, assess customs and criminal exposure separately, review historical and incoming shipments and protect all administrative and judicial deadlines.

Frequently Asked Questions

Is shipping goods through a third country illegal?

No. Third-country routing is common in international trade. The risk arises where the structure breaches applicable restrictions or is used to conceal material facts.

Does transshipment change the country of origin?

Not automatically. Origin depends on the applicable origin rules and actual manufacturing or processing.

Can Customs question a Certificate of Origin?

Yes. Where origin is disputed, authorities may examine the underlying manufacturing evidence.

What if the third country genuinely manufactured the product?

The manufacturer should provide detailed factory, production and sourcing evidence supporting the claimed origin.

Can goods be detained while sanctions concerns are investigated?

Potentially, depending on the legal basis and circumstances of the transaction.

Can the detention be challenged?

Potentially. The appropriate remedy depends on the specific administrative measure and authority involved.

Can a customs investigation become criminal?

Potentially, where the facts indicate conduct that may satisfy the elements of an applicable criminal offense. Administrative non-compliance does not by itself establish criminal liability.

Should the foreign supplier provide ownership information?

Where sanctions risk involves ownership or control, reliable corporate ownership information can become essential to the compliance analysis.

Can the Turkish importer claim losses from the foreign supplier?

Potentially, particularly where inaccurate sanctions, origin, manufacturer or compliance representations caused detention or other losses.

What is the strongest defense against a third-country evasion allegation?

A contemporaneous and internally consistent evidentiary record showing who manufactured the goods, where production occurred, why each intermediary participated, how the goods physically moved, who ultimately received them and how the transaction was financed is generally far stronger than explanations created only after Customs has detained the shipment.

Client-Focused Legal Support for Sanctions and Customs Investigations in Turkey

Third-country sanctions investigations can involve customs detention, country-of-origin disputes, beneficial ownership, end-user screening, dual-use goods, banking restrictions, false-document allegations, goods seizure and potential criminal investigations. Fırat Fesih Kaya Law Office assists foreign manufacturers, international exporters, investors and Turkish importers facing complex sanctions-related customs disputes in Turkey. Lawyer Fırat Fesih Kaya provides legal assistance in reconstructing international supply chains, preparing customs defenses, coordinating origin and sanctions evidence, challenging administrative measures, assessing criminal exposure and managing contractual claims arising from detained international shipments.

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