

Learn how foreign companies can preserve contracts, accounting records, emails, digital files, invoices and other commercial evidence in Turkey before litigation or arbitration.
A foreign company may need important evidence located in Turkey before starting a lawsuit or arbitration. Commercial records may be held by a Turkish supplier, distributor, customer, warehouse, bank, employee, former business partner or related company. If those records are deleted, altered, hidden or transferred, proving the claim may become significantly more difficult.
Foreign companies can take practical and legal steps to preserve commercial evidence before litigation. These steps may include sending a formal preservation notice, securing digital records, requesting a court-appointed inspection, preserving evidence through a Turkish court and coordinating the process with a future arbitration or foreign lawsuit.
Commercial disputes often depend on documents that are controlled by the opposing party. These may include invoices, accounting records, payment instructions, delivery documents, emails, contracts, inventory records, electronic messages and internal company communications.
A Turkish company may unintentionally lose evidence because of ordinary document-retention practices. Evidence may also disappear because of a company sale, employee departure, server replacement, liquidation, restructuring or intentional deletion.
Early preservation helps establish:
Evidence preservation should begin as soon as litigation becomes reasonably foreseeable.
The relevant evidence depends on the dispute. A foreign company may need to preserve:
The company should identify the relevant time period and avoid collecting excessive unrelated material. A focused preservation plan is easier to manage and more credible before a court or arbitral tribunal.
Yes. A foreign company may send a formal notice to the Turkish company or third-party record holder requesting that relevant documents and electronic data be preserved.
The notice should identify the dispute, the relevant parties, the categories of records, the relevant dates and the risk of deletion or alteration. It should request that ordinary deletion procedures, automatic email deletion and data-destruction policies be suspended for the relevant materials.
The notice should not contain unnecessary admissions or detailed legal arguments that could harm the company’s position. It should also be sent through a method that can later prove delivery and receipt.
A preservation notice alone does not guarantee that the other party will comply. Where the risk is serious, the foreign company should consider a formal evidence-preservation application.
In appropriate circumstances, a foreign company may request a Turkish court to preserve or inspect evidence before filing the main lawsuit.
The applicant generally needs to explain:
The court may appoint an expert to inspect documents, equipment, accounting records, digital systems or physical goods. The expert may prepare a report describing the condition and content of the evidence.
The purpose is usually to preserve and document evidence, not to decide the entire commercial dispute at the preliminary stage.
Digital evidence requires special care because files can be modified without visible changes. Emails may lose their headers, messages may be deleted, cloud accounts may be closed and company systems may automatically overwrite historical data.
A foreign company should preserve:
Where the dispute is significant, a qualified digital forensic professional may create a reliable forensic copy of the relevant data. The process should record the date, source, method and person responsible for collecting the evidence.
Screenshots alone may be challenged because they may not establish authenticity, context or completeness.
Emails and business messages may be relevant in Turkish commercial litigation or arbitration. They may help establish contract formation, delivery, payment, notice, acceptance, breach, negotiations or the parties’ understanding of a transaction.
The foreign company should preserve the full conversation rather than isolated screenshots. It should also retain information showing the identity of the participants, the date, the account used and the surrounding context.
Messages obtained unlawfully or by invading private communications may create separate legal problems. Evidence should be collected through lawful methods and in compliance with applicable privacy and data-protection obligations.
A foreign company may need evidence held by a bank, warehouse, accountant, logistics provider, customs intermediary, auditor, distributor or customer.
The company should first identify the legal relationship between the third party and the dispute. A general request for every document held by an unrelated entity may be difficult to justify. A specific request identifying the records, dates and transaction is generally more effective.
Where voluntary production is refused, the company may need court assistance, an expert inspection or an applicable international evidence-gathering procedure. The most suitable route depends on the location of the evidence and the forum handling the main dispute.
If the contract contains an arbitration clause, the foreign company should review the arbitration rules and the tribunal’s authority to order interim measures or evidence production.
Before the tribunal is constituted, the company may consider emergency arbitration if the applicable rules provide for it. A Turkish court may also be relevant when the evidence, equipment or records are physically located in Turkey.
The company should coordinate the Turkish application with the arbitration strategy. It should avoid arguments or applications that could be interpreted as abandoning the arbitration agreement.
The chain of custody shows how evidence was collected, stored, transferred and reviewed. It is particularly important for electronic records, physical goods, accounting data and documents obtained from a third party.
The company should record:
The original evidence should be stored securely, while working copies may be used for review. A clear record makes it easier to respond to authenticity challenges.
If a Turkish company deletes, conceals or alters evidence after receiving a preservation notice or court order, the foreign company should document the conduct immediately.
Relevant proof may include deletion notices, missing accounting entries, altered metadata, unavailable server records, employee communications, inconsistent explanations and evidence that the company continued using the relevant system.
The foreign company may request additional court or tribunal measures and argue that the destruction affects the opposing party’s credibility. The consequences depend on the procedure, the evidence and whether a legal preservation obligation existed.
A foreign company should consider the following steps:
Lawyer Fırat Fesih Kaya assists foreign companies with evidence preservation, commercial litigation, arbitration support, digital evidence and cross-border disputes involving records located in Turkey.
1. Can a foreign company preserve evidence in Turkey before filing a lawsuit?
Yes. A company may use preservation notices, technical measures and, where appropriate, a Turkish court application before starting the main litigation.
2. What commercial records should be preserved first?
Contracts, invoices, payment records, emails, accounting files, delivery documents, digital messages and records showing ownership or control should generally receive priority.
3. Can a Turkish court appoint an expert to inspect evidence?
In suitable circumstances, a court may appoint an expert to inspect and document accounting records, digital systems, goods or other relevant evidence.
4. Are emails admissible in Turkish commercial disputes?
They may be relevant, particularly when authenticity, sender identity, date and context can be established.
5. Are screenshots sufficient evidence?
Screenshots may support a claim, but original files, metadata, account records and forensic verification are usually stronger.
6. Can a foreign company request evidence from a Turkish bank or warehouse?
The company may seek voluntary production or use appropriate court and international evidence-gathering procedures, depending on the records and the holder.
7. What if the Turkish company deletes the evidence?
The foreign company should preserve proof of the deletion and may request additional measures or raise the conduct before the court or arbitral tribunal.
8. Does an arbitration clause prevent a Turkish court evidence application?
Not necessarily. A Turkish court may assist with evidence located in Turkey while the main dispute remains subject to arbitration.
9. How can digital evidence be authenticated?
The company should preserve original files, metadata, headers, system records, collection details and, where necessary, a forensic copy prepared by a qualified professional.
10. When should evidence preservation begin?
It should begin as soon as litigation or arbitration becomes reasonably foreseeable and before relevant records can be deleted, altered or transferred.
This article is provided for general informational purposes only and does not constitute legal advice. We recommend consulting a lawyer about your specific circumstances to avoid any loss of rights.
Foreign companies that need commercial records preserved in Turkey should act before evidence disappears. Fırat Fesih Kaya Law Office provides professional legal support throughout Turkey and internationally for evidence preservation, digital records, commercial litigation, arbitration and cross-border disputes.
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