Signature Forgery on Company Documents in Turkey: Foreign Shareholder Legal Remedies 2026

Foreign shareholder discovers a forged signature on company documents in Turkey? Learn how to preserve originals, challenge fake board resolutions, request signature examination, file a criminal complaint, trace company money and protect shareholder rights in 2026.

A foreign shareholder who discovers that their signature appears on a company resolution, contract, shareholder decision, loan agreement or payment authorization that they never signed may be facing far more than an internal corporate dispute.

A forged signature can be used to create the appearance that a foreign investor approved a transaction that was never authorized. It may be connected with transfers of company money, related-party transactions, changes in corporate management, fictitious shareholder loans, asset sales or attempts to conceal misuse of company property.

Turkish criminal law contains separate offences concerning official-document forgery, private-document forgery, destruction or concealment of documents, misuse of a blank signature and documents treated as official for forgery purposes. Court of Cassation materials identify Articles 204–212 of the Turkish Criminal Code as the relevant statutory document-offence framework.

For a foreign shareholder, the immediate strategy should generally be:

Preserve the original → Identify every document containing the disputed signature → Collect genuine signature samples → Reconstruct the alleged meeting or transaction → Preserve electronic evidence → Trace any resulting company-money movement → File an evidence-based criminal complaint → Coordinate corporate remedies.

What Is Signature Forgery in a Company Dispute?

The issue can arise where someone allegedly:

• Signs a shareholder’s name without permission
• Copies a signature from another document
• Digitally inserts a scanned signature
• Alters a genuinely signed document
• Replaces pages attached to a genuine signature page
• Uses a blank signed paper for another purpose
• Creates fictitious meeting minutes containing a shareholder’s signature
• Uses a forged authorization to transfer company assets

The correct criminal characterization depends on the legal nature of the document and exactly how it was created or used.

Example: Fake Board Resolution

Assume a foreign shareholder owns 40% of a Turkish company.

The shareholder discovers a resolution stating:

“The shareholders unanimously approve the transfer of TRY 20 million to Company B.”

The document contains the foreign investor’s apparent signature.

The investor says:

“I never attended this meeting, I never approved this transaction, and that is not my signature.”

The investigation should immediately address two separate questions:

Is the signature authentic?

and

What was the document used to accomplish?

If the resolution was subsequently used to transfer TRY 20 million, the financial transaction can become just as important as the forged-signature allegation.

Do Not Destroy or Alter the Original

The original disputed document can be crucial.

Do not:

• Write comments on it
• Mark the disputed signature
• Remove pages
• Rebind the corporate book
• Add documents
• Attempt to erase anything
• Replace the suspicious record

Preserve it in its existing condition.

Why Is the Original Document Important?

A photograph, PDF or photocopy can establish that a particular version of a document exists, but an original may provide substantially more information for technical examination.

Depending on the case, examination may address:

• Original ink
• Signature characteristics
• Physical alterations
• Page substitution
• Printing sequence
• Document integrity

Therefore, if the foreign shareholder possesses the original lawfully, it should be protected.

What If the Company Refuses to Give the Original?

Do not attempt to remove corporate records unlawfully.

Instead, identify precisely:

• Which document exists
• Where it is kept
• Who controls it
• Why its authenticity is disputed

This information can be included in a criminal complaint so competent authorities can evaluate appropriate evidence-gathering measures.

Collect Genuine Signature Samples

If the shareholder says:

“That is not my signature,”

authentic comparison material may become important.

Potential examples include:

• Earlier company resolutions
• Genuine contracts
• Banking documents
• Notarial documents
• Shareholders’ agreements
• Other undisputed signatures

Documents from approximately the relevant period can be particularly useful.

Do Not Conduct Amateur Signature Analysis

Avoid conclusions such as:

“The letter shape proves the signature is 100% fake.”

Signature comparison can require specialist examination.

A more appropriate complaint states:

“The shareholder denies signing the document and requests examination of the original against genuine comparison material.”

What If the Signature Is an Exact Digital Copy?

Foreign shareholders increasingly encounter signatures that appear identical to signatures on older documents.

That may raise the possibility that an image was copied and inserted electronically.

Preserve:

• Original electronic file
• PDF
• Word document where available
• Email attachment
• Previous document containing the genuine signature
• File versions
• Relevant corporate correspondence

An apparently identical image alone does not establish who inserted it, so the complete electronic history should be investigated.

Fake General Assembly Minutes

A foreign shareholder may discover minutes claiming that they:

• Attended the meeting
• Voted in favor
• Approved financial statements
• Approved management release
• Approved an asset sale
• Approved a related-party payment
• Approved a management change

when the shareholder denies participating.

Reconstruct the alleged meeting from beginning to end.

Was the Foreign Shareholder Even in Turkey?

If the document states that the shareholder physically attended a meeting in Turkey, objective travel evidence may become highly relevant.

Possible evidence includes:

• Passport records
• Flight records
• Hotel records
• Foreign business meetings
• Calendar entries
• Payment records

If the shareholder was demonstrably in another country, that fact may materially affect the authenticity analysis.

It is still necessary to examine whether remote participation, representation or another legally relevant mechanism is alleged.

Meeting Invitations Can Be Important

Check whether the foreign shareholder received:

• Meeting invitation
• Agenda
• Draft resolution
• Video-conference invitation
• Follow-up minutes

If the company claims a meeting occurred but there is no corresponding corporate communication, that may become relevant when considered with other evidence.

Forgery of Private Documents

Article 207 of the Turkish Criminal Code concerns forgery of private documents, and Court of Cassation materials continue to list it specifically within the document-offence framework.

Whether a particular corporate document constitutes a private document for Article 207 purposes depends on its legal characteristics and the circumstances.

Accordingly, not every forged company record should automatically be classified under the same article.

Forgery of Official Documents

Article 204 separately governs official-document forgery. Constitutional Court materials reproduce the provision as criminalizing, among other conduct, creating a false official document, deceptively altering a genuine official document or using a false official document.

The distinction between an official document and a private corporate document can materially affect the legal analysis.

Some Documents Have Special Status

Article 210 is separately included in the Criminal Code’s document-offence framework and concerns documents treated as official documents for purposes of forgery rules.

Therefore, the exact nature of the document should be determined before assigning a criminal-law label.

What If the Signature Is Genuine but the Document Was Changed?

Forgery disputes do not always involve a completely fabricated signature.

A foreign shareholder may say:

“That is my signature, but that is not the document I signed.”

Possible allegations include:

• Pages substituted later
• Amount changed
• Recipient changed
• Additional clause inserted
• Date altered
• Signature page attached to different text

Preserve every available version.

Compare the Versions

Example:

Version originally emailed to shareholder:
Payment approval: TRY 500,000.

Version later found in corporate records:
Payment approval: TRY 5,000,000.

Preserve both files.

Then compare:

• File names
• Page numbering
• Email dates
• Metadata
• Formatting
• Signatures
• Attachments
• Version history

Blank Signature Misuse

A particularly important distinction arises where the signature itself is genuine but was provided on blank paper and subsequently used contrary to the purpose for which it was delivered.

Article 209 of the Turkish Criminal Code separately regulates misuse of a blank signature. Court of Cassation materials expressly list Article 209 as a distinct document-related offence.

Example:

A foreign director provides a blank signed sheet for a specific administrative process.

Text is later allegedly added stating:

“I approve the transfer of TRY 10 million.”

This situation should not automatically be analyzed in exactly the same way as someone imitating the shareholder’s signature.

Preserve Evidence Showing Why the Blank Signature Was Given

Relevant evidence may include:

• Email instructions
• WhatsApp messages
• Draft document
• Witnesses
• Previous version
• Corporate procedure

The original purpose for which the signed blank document was entrusted can be central.

Forged Signature Used to Transfer Company Money

This is one of the highest-risk scenarios.

Example:

Forged shareholder resolution → Bank documentation → TRY 15 million company transfer → Related company → Director’s personal account

The criminal complaint should not focus exclusively on handwriting.

Trace the entire transaction.

Follow the Money

Determine:

Company account → First recipient → Second recipient → Ultimate beneficiary.

Preserve:

• Company bank statement
• Transfer receipt
• Recipient information
• Accounting entry
• Related contract
• Corporate authorization

A forged document may have been merely the mechanism used to enable a much larger alleged diversion of corporate property.

Forged Signature on a Shareholder Loan

Suppose a document states:

“The company acknowledges that it owes Director A TRY 12 million.”

The foreign shareholder’s signature appears underneath.

The shareholder denies signing.

Shortly afterward:

Company → Director A: TRY 12 million.

Investigate both the signature and the underlying debt.

Was TRY 12 million ever lent to the company?

Check historical:

• Bank transfers
• Accounting records
• Shareholder current accounts
• Financial statements
• Correspondence

A forged loan acknowledgment may potentially have been used to create an artificial corporate liability.

Forged Signature on a Consultancy Contract

Suppose a shareholder’s apparent signature authorizes a multimillion-lira consultancy contract with a related company.

Determine:

• Whether the signature is genuine
• Whether services occurred
• Who owns the consultancy company
• What work was delivered
• Where payment went

Document forgery and the underlying financial transaction should be investigated together.

Forged Signature on an Asset Sale

A shareholder may discover an agreement purporting to approve the sale of:

• Machinery
• Vehicle
• Real estate
• Intellectual property
• Other company assets

If the signature is disputed, preserve:

Authorization → Sale agreement → Valuation → Buyer → Payment → Current asset ownership.

If the buyer is related to another shareholder or director, document that relationship objectively.

Forged Signature and Breach of Trust

A forged document may sometimes be used to disguise alleged misuse of company assets by someone who already had lawful management authority.

For example:

Director controls company money → Transfers money personally → Creates false shareholder approval.

In such circumstances, the prosecutor may need to examine both the alleged document offence and whether the underlying use of corporate property constitutes another offence, such as breach of trust under the facts of the case.

Court of Cassation materials identify Article 155 as the Criminal Code provision governing breach of trust.

Forged Signature and Fraud

A different scenario may involve using a false document to deceive another person into transferring property.

Example:

Forged shareholder approval → Finance manager believes payment is authorized → Finance manager transfers company money.

The potential fraud analysis depends on the precise deceptive conduct, benefit and other statutory elements.

Do not simply list “forgery, fraud and breach of trust” without explaining the factual basis for each allegation.

Forged Tax Documents Require Separate Analysis

If the disputed signature appears on:

• Invoice
• Tax-related record
• Statutory accounting record

specific tax-crime provisions may also require examination.

Tax-document cases should therefore not automatically be analyzed solely under the general forgery provisions of the Turkish Criminal Code.

What If the Accountant Used the Forged Document?

Do not automatically accuse the accountant.

The accountant may have received what appeared to be a genuine resolution from management.

Trace:

Who created document → Who supplied it → Who relied on it → Who authorized payment → Who benefited.

Individual criminal responsibility should be established through evidence.

What If Another Director Claims the Shareholder Authorized Everything Verbally?

Oral authorization allegations should be tested against objective evidence.

Ask:

• Why was a signed document necessary?
• Are there emails confirming authorization?
• Are there messages?
• Was this consistent with previous practice?
• Did the shareholder object when learning of the transaction?

The absence or presence of contemporaneous evidence can become important.

Electronic Evidence Can Be Critical

Where the suspicious document exists electronically, preserve:

• Original file
• Email attachment
• Creation and modification information
• Version history
• Shared-drive records
• ERP logs
• Corporate email
• Electronic-signature information where applicable

Do not repeatedly modify or resave the original file.

Metadata Helps, but It Does Not Decide the Case Alone

Metadata can indicate:

• Author
• Creation date
• Modification date
• Software

But metadata can change through copying, conversion, export or system processing.

Use it together with:

Email history + File versions + Server logs + Corporate records + Witness evidence.

Email Evidence

Suppose a resolution is dated February 2026.

But an internal email from August 2026 states:

“We need to prepare the old resolution now.”

That communication could be highly relevant.

Preserve:

• Full email
• Sender
• Recipient
• Date
• Attachments
• Thread context

WhatsApp Evidence

Messages may also contain discussions about:

• Copying signatures
• Changing dates
• Preparing retroactive resolutions
• Altering contracts
• Concealing payments

Preserve complete conversations.

Do not delete your own messages simply because some are unfavorable. Completeness and context matter.

Evidence Must Be Collected Lawfully

Suspicion of signature forgery does not authorize a foreign shareholder to:

• Hack another director’s email
• Guess passwords
• Install spyware
• Secretly enter personal cloud accounts
• Access private banking without authority

The Turkish Constitution protects private papers and belongings against unlawful search and seizure and regulates the legal safeguards applicable to such interference.

Identify inaccessible evidence in the criminal complaint so investigators can consider lawful methods of obtaining it.

How Can a Foreign Shareholder File a Criminal Complaint?

A useful complaint should be built around facts rather than broad accusations.

A strong structure is:

1. Identify the disputed document.

2. Explain why the shareholder denies signing it.

3. Identify where the original is located.

4. Provide genuine comparison signatures.

5. Explain the meeting or transaction the document allegedly authorized.

6. Identify who appears to have used the document.

7. Trace any resulting money or asset transfer.

8. Identify evidence requiring official collection or expert examination.

Example Criminal Complaint Narrative

A foreign shareholder might explain:

“I own 40% of Company X. I discovered a shareholder resolution dated 14 May 2026 stating that I attended a meeting and approved a TRY 18 million payment to Company Y. I did not attend the meeting and deny signing the resolution. My travel records indicate that I was outside Turkey on the stated meeting date. The disputed resolution was subsequently relied upon in connection with a TRY 18 million company payment. I request preservation and examination of the original resolution, comparison of the disputed signature with genuine samples, examination of the relevant corporate records and investigation of the related banking transactions.”

That gives the prosecutor a concrete evidentiary roadmap.

Do Not Submit Hundreds of Unorganized Documents

Create an evidence index.

For example:

Evidence	What It May Establish
Disputed resolution	Allegedly forged signature
Genuine 2025 resolution	Comparison signature
Passport/travel record	Shareholder’s location
Email thread	Meeting/document chronology
Company bank statement	Resulting payment
Accounting ledger	How payment was recorded
Company ownership records	Relationship with recipient

This makes a complex corporate criminal complaint easier to investigate.

Ask for Examination of the Original

Where authenticity is genuinely disputed, identify:

• Location of original
• Person controlling it
• Corporate book containing it
• Relevant comparison documents

The prosecution can then evaluate whether forensic examination is necessary.

What If the Company Has Only a Photocopy?

Preserve it, but search for the source.

Ask:

Who scanned it?

Where is the original?

When was the scan created?

Who emailed it?

Was it submitted to a bank or another institution?

The history of the copy may itself provide evidence.

What If the Foreign Shareholder Signed Without Understanding Turkish?

This is not automatically signature forgery.

If the signature is genuine, the issue may instead concern what the shareholder was told about the document and whether the document was later altered.

Relevant questions include:

• Was a translation provided?
• What version was explained?
• Were pages subsequently replaced?
• Was the purpose misrepresented?
• Was additional text inserted?

Do not call a genuine signature “forged” merely because the signer misunderstood the document.

Foreign-Language Evidence

Preserve communications in their original language.

Do not replace:

English email

with only:

Turkish translation.

Both should be retained.

Translation disputes can become important in foreign-investor cases.

What If the Shareholder Was Abroad When the Document Was Signed?

This can be significant but is not automatically conclusive.

Determine whether the document claims:

• Physical attendance
• Remote participation
• Representation
• Prior approval
• Electronic execution

Then compare that claim with the objective evidence.

Can a Forged Signature Affect Company Control?

Potentially.

A disputed signature may appear on documents relating to:

• Appointment or removal of directors
• Shareholder resolutions
• Management authority
• Asset transactions
• Corporate approvals

Foreign shareholders should therefore evaluate company-law remedies alongside the criminal complaint rather than waiting for the criminal investigation alone to resolve the corporate-control problem.

Can the Resulting Company Money Be Recovered?

Potentially, but document forgery and asset recovery are separate issues.

The investor should determine:

What asset left the company?

Where did it go?

Who controls it now?

What criminal and corporate remedies are available?

Filing a forgery complaint does not automatically return company money.

What If the Signature Was Forged but No Money Was Taken?

The matter may still require criminal and corporate analysis.

Forgery allegations do not necessarily depend on the company having already suffered a financial loss.

The exact offence and its statutory elements depend on the document and how it was created or used.

What If the Suspected Person Says the Shareholder Is Lying?

This is why objective evidence is essential.

Avoid reducing the case to:

Shareholder A says signature is fake.

Director B says signature is genuine.

Instead obtain:

Original document + Comparison signatures + Meeting evidence + Travel records + Emails + Digital history + Resulting transaction.

Never Fabricate Evidence of Forgery

A genuine victim should never attempt to strengthen the complaint by creating:

• Fake emails
• Backdated objections
• Altered screenshots
• False travel records
• Edited documents

Preserve genuine evidence.

Never Alter Company Books

Even if the shareholder believes a resolution is forged, do not remove it from the corporate records and replace it with another version.

Preserving the suspicious document can be more important than immediately “correcting” the record.

2026 Legal Perspective

For 2026, the core Turkish Criminal Code structure remains important: Articles 204 through 212 cover the principal document-related offences, including official-document forgery, private-document forgery, destruction or concealment of documents, misuse of a blank signature and specially treated documents. Court of Cassation materials continue to categorize these provisions as distinct offences.

Foreign investors should therefore avoid assuming that every disputed corporate signature is automatically governed by one identical forgery provision.

The correct classification depends on:

Document type + Signature method + Alteration + Use + Individual conduct + Purpose.

20 Immediate Steps for a Foreign Shareholder

1. Preserve the disputed document.
2. Secure the original where lawfully possible.
3. Do not alter the document.
4. Preserve every available copy.
5. Collect genuine signature samples.
6. Identify the alleged signing date.
7. Reconstruct the alleged meeting.
8. Preserve meeting invitations.
9. Preserve travel evidence.
10. Preserve emails.
11. Preserve messaging records.
12. Preserve electronic file versions.
13. Preserve available metadata.
14. Identify who prepared the document.
15. Identify who used it.
16. Identify any transaction it authorized.
17. Trace resulting company money or assets.
18. Do not access private systems unlawfully.
19. Evaluate criminal and corporate remedies together.
20. Prepare a chronological criminal complaint supported by evidence.

Frequently Asked Questions

1. Someone forged my signature on a company document in Turkey. What should I do first?

Preserve the original document and all available copies, collect genuine comparison signatures and identify what transaction or corporate action the disputed document was used to authorize.

2. Is forging a signature automatically official-document forgery?

No. The applicable provision depends on the legal nature of the document. Turkish criminal law separately regulates official and private document forgery.

3. What if my real signature was copied from another document?

Preserve the source document and electronic files. File history, email evidence and technical examination may help determine whether a signature image was copied.

4. What if I signed a blank page?

Article 209 separately addresses misuse of a blank signature. Evidence showing why the signed blank paper was originally delivered can be particularly important.

5. Can my passport records help prove that a company resolution is fake?

Potentially. If a document claims that you physically attended a meeting in Turkey while objective evidence shows you were abroad, that evidence may materially assist the investigation. The complete circumstances should still be examined.

6. Can a forged board resolution lead to a broader criminal investigation?

Yes. If the document was allegedly used to obtain money, transfer company assets or deceive another person, the underlying transaction may require investigation under additional criminal provisions depending on the facts.

7. Can WhatsApp messages help prove signature forgery?

They may provide evidence about preparation, authorization, timing or use of the disputed document. Preserve complete conversations rather than isolated screenshots.

8. Should I secretly access another director’s email to find evidence?

No. Evidence should be collected lawfully. Identify relevant inaccessible records in the criminal complaint so authorities can evaluate lawful investigative measures.

9. Does filing a criminal complaint automatically cancel the fake company document?

No. Criminal responsibility and the corporate-law consequences of a disputed document are distinct questions. Appropriate corporate proceedings may also be required.

10. Can a foreign shareholder file a criminal complaint in Turkey?

Yes. Foreign nationality does not prevent reporting suspected signature forgery or other criminal conduct in Turkey. The complaint should clearly identify the disputed document, suspected use and supporting evidence.

Evidence Strategy: Reconstruct the Entire Forgery Chain

A strong signature-forgery case should reconstruct five chains.

Signature Chain:
Genuine signatures → Disputed signature → Technical comparison

Document Chain:
Draft → Final version → Signature → Modification → Use

Corporate Chain:
Meeting → Resolution → Authorization → Implementation

Financial Chain:
Forged document → Company payment → Recipient → Ultimate beneficiary

Digital Chain:
Email → File → Metadata → Corporate system → User history

This approach is substantially stronger than relying only on the visual appearance of a signature.

Legal Assistance for Foreign Shareholders Facing Signature Forgery in Turkey

Signature forgery involving company documents can affect corporate control, shareholder rights and millions of lira in company assets. The most urgent issues are often preserving the original document, protecting digital evidence and tracing any transaction carried out using the disputed authorization.

Fırat Fesih Kaya Law Office provides legal assistance to foreign shareholders, investors, directors and foreign-owned companies dealing with forged signatures, fake company resolutions, fabricated corporate records and related criminal investigations in Turkey.

Lawyer Fırat Fesih Kaya assists foreign clients with criminal complaints, disputed-signature evidence, corporate-document analysis, evidence preservation, bank-transaction tracing, shareholder disputes and coordinated criminal and corporate remedies.

Early legal intervention can be particularly important where the disputed document has already been used to transfer company money, dispose of assets, alter management authority or create artificial corporate liabilities.

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

This publication is provided for general informational purposes and does not constitute legal advice. The applicable criminal offence and available remedies depend on the legal nature of the document, how the signature was created or used, the evidence concerning authenticity, the underlying corporate transaction and the specific facts of the case.