What Legal Due Diligence Should Foreign Investors Complete Before Applying for Turkish Citizenship by Investment? 2026 Updated Guide

Learn what legal due diligence foreign investors should complete before applying for Turkish citizenship by investment in 2026, including title deed checks, USD 400,000 investment requirements, valuation, TTB, payment records and property risks.

Turkish citizenship by investment through real estate can appear straightforward: purchase qualifying property, satisfy the minimum investment requirement, place the required restriction on the property and proceed with the citizenship application.

In practice, however, the transaction should never begin with the citizenship application.

It should begin with legal due diligence on the property, seller, developer, payment structure and citizenship eligibility of the investment.

A property may look attractive and still contain mortgages, attachments, ownership disputes, zoning problems, construction risks or restrictions that materially affect the investor. More importantly, a property that is legally purchasable by a foreigner is not necessarily suitable for a Turkish citizenship by investment application.

As of 2026, the official property route continues to require a qualifying real estate investment of at least USD 400,000, together with the applicable citizenship-specific requirements and a three-year restriction against sale. The official process also involves the Price Determination Certificate, commonly referred to as the TTB, the relevant appraisal process, Foreign Currency Purchase Certificate, payment documentation and Land Registry verification.

For foreign investors, comprehensive due diligence before transferring substantial funds can prevent property fraud, citizenship rejection and costly litigation.

What Is Turkish Citizenship by Investment Through Real Estate?

Turkey allows qualifying foreign nationals to seek exceptional Turkish citizenship through specified investment routes.

One of the most widely used routes involves acquiring qualifying real estate with a value of at least USD 400,000 or its equivalent in foreign currency, subject to the applicable statutory requirements.

The property must generally be subject to a Land Registry restriction preventing its sale for three years.

A qualifying notarized preliminary sale agreement may also potentially be used where the statutory requirements are satisfied, including advance payment of the qualifying amount and registration of the required restriction concerning transfer or abandonment.

Purchasing a property worth USD 400,000 does not automatically guarantee Turkish citizenship.

The transaction must satisfy the applicable citizenship requirements.

Why Is Legal Due Diligence Necessary Before the Citizenship Application?

Citizenship due diligence serves two different purposes.

First, it determines whether the investor is purchasing a legally sound property.

Second, it determines whether that property and transaction can satisfy the requirements of the citizenship-by-investment framework.

These are not identical questions.

A property may be legally transferable but fail to qualify for citizenship.

Similarly, a property may appear to satisfy the investment value but carry a mortgage, attachment, ownership dispute or development risk that makes it a poor investment.

A proper legal review should therefore examine both:

Real Estate Investment Risk

and

Citizenship Eligibility Risk

before the purchase is completed.

1. Verify the Seller’s Identity

The first due diligence step is deceptively simple:

Who actually owns the property?

The identity of the person or company marketing the property is not necessarily the same as the registered owner.

Foreign investors should independently determine:

• registered owner;
• seller’s legal identity;
• authority to sell;
• company status where applicable;
• representative authority;
• power of attorney; and
• relationship between the developer and registered owner.

Money should not be transferred merely because a salesperson claims to represent the developer.

2. Obtain and Review the Official Land Registry Record

The Land Registry record is one of the most important documents in Turkish property due diligence.

It can reveal whether the person offering the property actually owns it and whether third-party rights affect the property.

The investigation should cover matters including:

Mortgages

Attachments

Court Injunctions

Annotations

Easements

Usufruct Rights

Construction Servitude

Condominium Ownership

Restrictions

Third-Party Rights

A PDF or photograph of a title deed supplied by the seller should not replace independent Land Registry verification.

3. Verify Whether the Property Can Be Acquired by the Foreign Investor

Foreign nationals can acquire real estate in Turkey subject to statutory restrictions.

The investor’s nationality and the location and characteristics of the property may therefore require examination.

Foreign natural persons are subject to acquisition limitations under Turkish property legislation, including geographical and quantitative restrictions.

The current official Land Registry framework states that the total area acquired by a foreign natural person may not exceed the statutory nationwide limit, while district-level limitations and other restrictions can also apply.

The citizenship strategy should not proceed until the investor’s ability to acquire the particular property is confirmed.

4. Confirm That the Property Is Eligible for the Citizenship Route

A property being available for purchase does not automatically mean it qualifies for citizenship.

This became particularly important following amendments concerning certain types of land.

Under the current official framework, agricultural real estate and undeveloped real estate classified as land are no longer generally eligible for the real-estate citizenship route in the same manner. For property classified as land, the applicable construction condition must be satisfied.

The property’s official classification should therefore be verified before payment.

5. Verify the USD 400,000 Investment Threshold

The current minimum property investment threshold for the relevant citizenship route is USD 400,000.

However, foreign investors should not interpret this as meaning:

“If I send USD 400,000, I automatically qualify.”

The official process examines multiple values connected with the transaction.

The amount declared in the relevant official deed or qualifying preliminary sale documentation and the payment documentation must satisfy the applicable threshold, with the investment amount confirmed through the prescribed TTB framework.

An artificially inflated sales contract cannot safely substitute for genuine compliance.

6. Obtain the Citizenship-Specific Appraisal and TTB

The valuation stage is critical.

For citizenship-related transactions, the official process includes a Real Estate Appraisal Report based on the Price Determination Certificate, or TTB, obtained through the relevant WebTapu/TADEBIS process.

The Land Registry authorities use this framework to verify the investment amount.

Foreign investors should therefore avoid relying on:

• informal valuations;
• developer-created price lists;
• screenshots;
• estate-agent opinions; or
• unverified private reports.

A developer saying that an apartment is “worth USD 500,000 for citizenship” is not the same as the investment value being accepted through the official procedure.

7. Check the Validity Period of the TTB

Timing also matters.

Under the current official procedure, the period between the TTB and the application for the citizenship-related Land Registry transaction cannot exceed six months.

Where the relevant period has expired, the appraisal process based on the certificate must be renewed.

Foreign investors planning the transaction over several months should therefore coordinate valuation, payment and Land Registry procedures carefully.

8. Investigate Whether the Property Value Is Artificially Inflated

Artificial valuation schemes are one of the most dangerous risks in citizenship investment transactions.

An investor may be shown an apartment with an ordinary market value significantly below the citizenship threshold but be told:

“We will value it at USD 400,000 for citizenship.”

This should immediately raise concerns.

The investor should independently compare:

• comparable sales;
• market prices;
• rental yield;
• project prices;
• developer prices;
• location;
• construction quality; and
• official valuation documentation.

A citizenship investment should also make commercial sense as a real estate investment.

9. Reject Any Cashback or Artificial Payment Scheme

Foreign investors should be extremely cautious if an intermediary proposes that the buyer officially pay USD 400,000 but later receive part of the money back.

Similar concerns arise where the investor is asked to use:

False Receipts

Artificially Increased Purchase Prices

Side Agreements

Fictitious Payments

Unrelated Bank Accounts

Artificial Refund Arrangements

The official citizenship procedure examines the relationship between the investment value and payment documentation.

Participating in an artificial transaction can jeopardize the citizenship application and create additional legal risks.

10. Verify the Foreign Currency Purchase Certificate

The Foreign Currency Purchase Certificate forms an important part of the current citizenship-related property transaction procedure.

The official framework requires the relevant foreign currency to be processed through the prescribed banking mechanism.

The certificate is then transmitted for the Land Registry procedure.

The investor should ensure that:

• the correct investor is identified;
• the transaction is connected with the correct property acquisition;
• the amount is correct;
• the banking process complies with the applicable requirements; and
• documentation is preserved.

Foreign investors should not allow developers or agents to improvise the currency procedure.

11. Verify Every Bank Payment

Bank transfers should be structured correctly from the beginning.

The official Land Registry process examines payment receipts when determining whether the investment satisfies citizenship requirements.

Before sending money, the investor should verify:

Beneficiary Name

Beneficiary Bank Account

Seller Identity

Payment Amount

Payment Currency

Property Description

Payment Reference

Connection Between Seller and Account Holder

A foreign investor should be particularly cautious where the developer requests payment to an unrelated individual or company.

12. Investigate the Developer

For off-plan or newly constructed property, due diligence must extend beyond the apartment itself.

The developer should be investigated.

Relevant questions include:

• How long has the company existed?
• Does it own the project land?
• Does it have authority to develop the project?
• Is construction actually progressing?
• Are there significant mortgages?
• Are enforcement proceedings affecting the project?
• Are other purchasers reporting non-delivery?
• Does the company have outstanding disputes?
• Who is legally responsible for delivery?

A beautiful showroom is not a substitute for corporate due diligence.

13. Verify Building and Construction Status

Where the investor is purchasing a newly constructed or off-plan unit, the legal status of the building should be investigated.

Relevant documentation can include:

Building Permit

Approved Project

Construction Servitude

Condominium Status

Occupancy Permit

Technical Specifications

Independent Unit Information

The apartment shown in the marketing brochure should correspond with the legal property being acquired.

14. Check Whether the Property Has a Mortgage

Mortgages deserve particular attention in citizenship investments.

A project may be financed through substantial bank debt.

This does not automatically make every purchase impossible, but the investor should understand exactly what will happen to the mortgage at transfer.

Questions should include:

Will the Property Be Transferred Mortgage-Free?

Who Is the Mortgage Creditor?

What Debt Does the Mortgage Secure?

When Will It Be Released?

Is the Release Mechanism Documented?

Could Enforcement Affect the Property?

Never rely solely on a salesperson saying, “The mortgage will disappear at closing.”

15. Check for Enforcement Attachments and Court Restrictions

An attachment or injunction can create serious problems.

The investor should determine whether the property is subject to:

• enforcement attachment;
• court injunction;
• disputed ownership;
• provisional measure;
• third-party claim; or
• other registration restriction.

The timing of these rights can become crucial.

Current Land Registry information should therefore be reviewed immediately before completion, not only several months earlier.

16. Review the Purchase Agreement Before Signing

The contract should protect the investor if the citizenship-related transaction fails.

Important clauses may address:

Purchase Price

Payment Schedule

Delivery Date

Title Transfer

Citizenship Eligibility

Refund Conditions

Developer Default

Contractual Penalties

Mortgage Release

Termination Rights

Dispute Resolution

Applicable Law

A contract drafted exclusively by the developer may place most of the transaction risk on the foreign buyer.

17. Be Careful With “Guaranteed Citizenship” Clauses

No private developer or real estate agency can independently guarantee that the Turkish state will grant citizenship.

Citizenship remains subject to the applicable statutory and administrative process.

A contract stating “100% guaranteed Turkish passport” should therefore be treated cautiously.

The agreement should instead address what happens financially if the property or transaction fails to satisfy the promised investment criteria because of a problem attributable to the seller or developer.

18. Verify Preliminary Sale Agreements Carefully

Citizenship through a qualifying preliminary sale agreement is possible under specified conditions.

Current official guidance allows the relevant route where, among other requirements, the property has the legally required status, the qualifying amount is paid in advance and the notarized preliminary sale agreement is appropriately annotated at the Land Registry with the required three-year commitment.

A private reservation agreement signed at the developer’s office is not automatically equivalent to a qualifying notarized preliminary sale agreement.

Form matters.

19. Check the Three-Year Restriction Before Applying

The citizenship property route requires the applicable commitment preventing the property from being sold for three years.

The Land Registry annotation is an essential component of the investment structure.

The investor should understand that this affects liquidity.

If the investor may urgently need to sell the property within one or two years, the citizenship strategy may conflict with their financial objectives.

Due diligence should therefore consider not only citizenship eligibility but also the consequences of the holding requirement.

20. Check Whether Shared Ownership Is Being Proposed

This is an important citizenship-specific risk.

Current official Land Registry guidance states that citizenship through this real estate route cannot be based on acquisition through shared ownership.

For example, several foreign investors cannot simply purchase shares in the same property and assume that each person’s share will independently qualify for citizenship.

Any proposal involving shared title should therefore be examined carefully before payment.

21. Check Whether the Property Was Previously Used for Citizenship

The citizenship history of the property can matter.

Foreign investors should investigate whether the property has previously been involved in another citizenship-related acquisition and whether the current transaction satisfies all applicable restrictions.

This is particularly important in properties repeatedly marketed by developers to foreign citizenship investors.

The buyer should never assume that every resale property automatically qualifies.

22. Verify the Power of Attorney

Foreign investors frequently complete Turkish property transactions through a lawyer or another representative.

The power of attorney should be carefully drafted.

It should provide the authority actually required while avoiding unnecessarily broad powers.

The investor should understand:

• who is being appointed;
• whether the representative can purchase property;
• whether the representative can transfer money;
• whether substitution is permitted;
• whether citizenship procedures are included; and
• whether the representative can sell or mortgage property.

A power of attorney should never be signed without understanding its scope.

23. Verify the Identity of Every Adviser

Foreign investors frequently encounter:

Real Estate Agents

Developers

Citizenship Consultants

Investment Advisers

Translators

Lawyers

Financial Intermediaries

The investor should determine who each person actually represents.

A salesperson employed by the developer represents the seller’s commercial interests.

The investor’s legal adviser should independently protect the buyer’s interests.

24. Never Depend Solely on a Developer-Appointed Lawyer

Independent representation is particularly important in citizenship transactions.

A lawyer acting for both the developer and investor may face potential conflicts where:

• title problems appear;
• valuation is insufficient;
• the project is delayed;
• a refund is required;
• the developer breaches the agreement; or
• the citizenship transaction fails.

Foreign investors should consider obtaining independent legal due diligence before making a high-value payment.

25. Check the Investor’s Personal Documentation

The property may be perfectly eligible while the citizenship application still encounters problems because of incomplete or inconsistent personal documentation.

Depending on the circumstances, documents may include:

Passport

Birth Records

Marriage Documentation

Family Records

Photographs

Civil Status Documents

Power of Attorney

Translations

Apostille or Legalization

Names, dates of birth and other identity information should be consistent across documents.

Differences in transliteration can create avoidable delays.

26. Coordinate the Property Purchase With the Citizenship File

The real estate transaction and citizenship application should not be handled as two unrelated procedures.

The sequence should be coordinated.

The investor should know before completion:

• whether the property qualifies;
• whether the investment threshold is satisfied;
• whether valuation requirements are satisfied;
• whether payment documentation is compliant;
• whether the three-year restriction can be registered; and
• whether the citizenship file is otherwise ready to proceed.

This reduces the risk of purchasing an expensive property only to discover later that the investment cannot be used as intended.

What Happens If the TTB Is Below USD 400,000?

This is a particularly important due diligence issue.

Current official TKGM guidance indicates that for citizenship acquisition transactions under the current investment-determination framework, the investment amount is verified through the TTB.

Where the amount determined through the relevant TTB framework falls below the minimum required by the regulation, the citizenship investment application may be rejected.

This is why valuation should be investigated before the transaction becomes financially irreversible.

What Are the Main Red Flags Before a Citizenship Property Purchase?

Foreign investors should be especially cautious where they hear statements such as:

“Do not worry about the title deed.”

“We can increase the valuation.”

“You do not need an independent lawyer.”

“Send the money to our agent.”

“We will return part of the USD 400,000 later.”

“The property is guaranteed for citizenship.”

“You do not need to check the mortgage.”

“Sign today or citizenship rules will change tomorrow.”

“We use our own lawyer for all foreign buyers.”

“WebTapu verification is unnecessary.”

Pressure to transfer substantial funds before legal due diligence is itself a significant warning sign.

What Is the Current 2026 Legal Position?

As of 2026, the official real estate route continues to require a qualifying investment of at least USD 400,000 and the applicable three-year restriction.

The current TKGM framework also confirms the importance of the TTB-based appraisal process, Foreign Currency Purchase Certificate, bank-approved payment receipts and Land Registry verification.

Current official guidance further confirms that shared ownership cannot be used for exceptional citizenship through this real estate route.

For citizenship transactions, the TTB and the citizenship-related Land Registry application must also be properly coordinated, including the applicable six-month validity framework for the relevant TTB documentation.

Foreign investors should therefore rely on current official Land Registry requirements rather than outdated internet articles or developer-created citizenship guides.

Why Legal Due Diligence Should Come Before Payment

The safest time to identify a problem is before the purchase price leaves the investor’s bank account.

After USD 400,000 or more has been transferred, the legal question can change from:

“Is this a safe investment?”

to:

“How can I recover my money?”

A comprehensive due diligence investigation may identify a mortgage, attachment, fraudulent seller, insufficient valuation, ineligible property or problematic payment structure before the investor becomes financially committed.

For citizenship investors, prevention is considerably more efficient than attempting to repair an invalid investment after the purchase.

Frequently Asked Questions About Turkish Citizenship Investment Due Diligence

1. How much property must I buy for Turkish citizenship in 2026?

The current minimum qualifying real estate investment is USD 400,000 or its equivalent in foreign currency, subject to the other applicable legal conditions.

2. Is a USD 400,000 bank transfer enough for citizenship?

No. The official process examines the property transaction, relevant deed or qualifying preliminary sale agreement, payment documentation, Foreign Currency Purchase Certificate and investment value confirmed through the prescribed valuation and TTB framework.

3. Should I check the title deed before paying the developer?

Yes. Ownership, mortgages, attachments, restrictions and other Land Registry information should be investigated before substantial payment is made.

4. Can two foreign investors buy one USD 800,000 property and both apply for citizenship?

Not through shared ownership under the current real estate citizenship framework. Official TKGM guidance states that acquisition through shares cannot be used for exceptional citizenship through this route.

5. What happens if the property’s qualifying value is below USD 400,000?

The investment may fail to satisfy the citizenship requirement. The TTB and transaction values should therefore be confirmed before the investor becomes financially committed.

6. Can I buy off-plan property for Turkish citizenship?

Potentially, through a qualifying preliminary sale arrangement where all applicable legal requirements are satisfied. A simple developer reservation agreement is not automatically sufficient.

7. Can a developer guarantee Turkish citizenship?

A developer cannot guarantee the Turkish state’s final citizenship decision. The transaction must satisfy the legal requirements, and the application remains subject to the competent authorities.

8. How long must I keep the citizenship property?

The applicable property investment route generally requires a restriction preventing sale for three years.

9. Do I need a Foreign Currency Purchase Certificate?

The current official citizenship-related Land Registry process includes the Foreign Currency Purchase Certificate within the required investment documentation and payment framework.

10. Should I hire an independent Turkish lawyer before buying?

Independent legal review can be particularly valuable for checking ownership, mortgages, attachments, contracts, developer risks, payment structure and citizenship eligibility before a substantial investment is transferred.

Legal Support for Turkish Citizenship by Investment Due Diligence

A Turkish citizenship by investment transaction should not be treated merely as a property purchase or an immigration application.

It is a high-value legal transaction involving real estate law, citizenship law, Land Registry procedures, banking documentation, valuation requirements and investment risk.

A proper due diligence process should identify problems before the investor transfers USD 400,000 or more.

Our law office provides professional legal assistance to foreign investors concerning Turkish citizenship by investment, real estate due diligence, title deed investigations, developer checks, citizenship property eligibility, purchase agreements, TTB and valuation procedures, payment documentation, property fraud and investment disputes in Turkey.

Fırat Fesih Kaya assists foreign investors with independently reviewing the property and transaction before purchase, identifying mortgages and attachments, examining contractual risks, evaluating the developer and coordinating the real estate acquisition with the citizenship application.

Foreign investors considering Turkish citizenship through real estate may contact our law office for a case-specific legal assessment before signing the purchase agreement or transferring substantial funds.

Independent legal due diligence can help ensure that the investor is not merely purchasing a property, but purchasing a legally secure investment capable of supporting the intended citizenship strategy.

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

For professional legal assistance concerning Turkish citizenship by investment and pre-purchase real estate due diligence in 2026, you may contact our law office before transferring the purchase price, signing a developer agreement or beginning the citizenship application.