Thailand Citizenship by Investment: Options for Investors

Résumé : Thailand citizenship by investment is not available. For most investors, long-term residency options such as Permanent Residency (PR) and the LTR visa provide a more practical and flexible way to live and work in Thailand. These pathways offer stability, reduced immigration requirements, and the ability to structure business and tax affairs for long-term residence.

Introduction

Many foreign investors are interested in Thailand citizenship by investment. While Thailand does offer a pathway to citizenship for eligible foreigners, it is important to understand that obtaining Thai citizenship is a long and complex process. There is no shortcut, citizenship cannot be obtained through a single investment or capital contribution, and the process demands years of consistent, compliant presence in Thailand.

For most investors, a more realistic approach would be to consider the Permanent Residency and long term residency visa options such as the LTR visa, that Thailand offers. This article explores the three different options of naturalisation, permanent residence, and the Long-Term Resident (LTR) visa.

The Reality of Thailand Citizenship by Investment

Thailand does not offer a formal citizenship-by-investment scheme in the way some jurisdictions do. There is no option that permits a foreign national to invest a fixed amount in exchange for citizenship.

For any considering applying for citizenship, even for those who technically qualify, Thai citizenship is a long and complicated process, often taking 5 to 10 years. The process is discretionary, the requirements are strict, and the scrutiny is significant. Applicants should also properly consider other options including PR and the Long Term Residency Visa.

Instead, citizenship is granted by the applicant being able to satisfy the following Thai citizenship eligibility requirements. 

Age

Applicants must be 20 years old.

Residence

Applicants holding Work Permits must have held permanent residence for at least 5 years before applying. Applicants who are married to Thai citizens do not need to obtain permanent residence before applying.

Applicants should also be aware that not all visa categories qualify for Thai citizenship. Only certain visa types allow the holder to apply for citizenship once the relevant qualification requirements have been completed.

The following visa types can be used by applicants:

Marriage Visa (Non-Immigrant O)

Spouses of Thai citizens can obtain permanent residency after fulfilling specific requirements and residing in Thailand for several years. This opens the door to future citizenship applications. Foreigners married to Thai citizens do not need to obtain permanent residence before applying for citizenship.

Non-Immigrant B Visa + Work Permit holders

Employees with a valid visa, work permit and have paid income tax are eligible for permanent residency after the criteria has been met. Only after holding valid permanent residency for a specific period (usually 10 years) can they apply for citizenship.

Permanent Residents

Foreigners who have obtained permanent residence may apply for citizenship after the criteria has been met.

Occupation and Income

Stable employment with a work permit and a minimum income threshold based on the applicant’s relationship with Thailand. The minimum salary requirements are 80,000 THB per month (40,000 THB per month for an applicant married to a Thai national).

L’impôt sur le revenu des personnes physiques

Evidence of personal income tax payment and filings for at least three years.

Good Conduct

A clean criminal record verified through a background check by a relevant government authority.

Thai Language Proficiency

Demonstration of Thai language proficiency, including the ability to speak and understand the Thai National Anthem and Thai Royal Anthem.

If the applicant is applying based on marriage to a Thai national, they must have been married for at least 3 years (1 year if the couple has a child).

It is important to demonstrate long-term contribution to Thailand’s economy and society, not short-term capital deployment.

This is why structuring the application correctly from the beginning matters as Thailand citizenship requirements
are strict and don’t offer much flexibility for the applicant.

Thailand Permanent Residence: A Practical Alternative

For many investors, Thailand’s Permanent Residence (PR) offers a more realistic and achievable option for long term stay in Thailand.

PR is significant in its own right. It grants the holder the right to live in Thailand indefinitely without needing to renew a visa each year. A PR holder also has the right to live in Thailand indefinitely, without annual visa renewals, without dependence on an employer, and without the uncertainty that comes with time-limited immigration status.

Holders of Permanent Residency can take advantage of the following advantages:

• There is no requirement to file extensions of stays, 90-day reports, or any other requirements associated with Non-Immigrant visas.
• Holders of Permanent Residency can be included in the Thai house book (Tabian Baan).
• Eligibility for bank loans at the same rate as Thai nationals.
• When purchasing a condo, the Permanent Resident holders can complete the purchase without having to remit money from abroad and obtain a Foreign Exchange Certificate.
• Relaxed rules to obtain work permit
• For those who have held permanent residency for five years, they become eligible for Thai citizenship.

Thailand operates an annual quota system for permanent residency applications, with a maximum of 100 applications accepted per nationality each year. Due to this limitation, competition for available places can be significant and careful preparation is important before submitting an application.

The application window for Thai Permanent Residency is typically announced annually and has historically opened between October and the end of December. However, in practice, this timeline has not been consistent in recent years.

For example, the 2025 application window was delayed and only opened in March, and a similar approach was adopted for 2026, with the application period opening in March and running until 3 April. If the authorities follow the same pattern in 2027, this would suggest an opening in March with a relatively short filing window of approximately one month.

In this context, it is important to anticipate the timeline and prepare in advance. We recommend checking with our team ahead of time and beginning to gather the required documentation early, as certain supporting documents may need to be obtained from the applicant’s home country and can take time to secure.

How to qualify for PR

For a foreign national to be eligible for PR they must satisfy a set of strict application requirements including: 

• Have held an eligible Non-Immigrant visa (B for those working for a Thai company or O for applicants married to a Thai national or who are parents of a Thai child) for at least three years. The applicant must also have a valid extension of stay under this visa at the time of application.
• Applicants must have held a valid work permit for a minimum of one year and continue to hold it at the time of application.
• Applicants must earn a work-based salary of at least THB 80,000 per month for a minimum of two years prior to the application date, or have filed personal income tax returns showing annual tax payments of at least THB 100,000 for two consecutive years (but in practice the higher salary the better).
  • If married to a Thai citizen, the applicant may apply after two years of records showing a monthly income of at least THB 30,000, together with tax filings and annual extensions of stay.
• Applicants will also be required to be able to speak and communicate in Thai. Fluency is not required but the applicant must be able to talk to and answer some of the questions from the officer.

For applicants who wish to apply for PR under the investment category, applicants must be able to demonstrate a minimum investment of THB 10 million in Thailand. This investment may be made through several approved channels, including equity investment in a limited company or public limited company, the purchase of government bonds or bonds issued by state enterprises guaranteed by the Ministry of Finance or the Bank of Thailand, or through shares and other financial instruments listed on the Thai stock exchange and certified by the Securities and Exchange Commission. 

Permanent Residency Application Process

The permanent residency process involves document submission, an interview, and final government approval.

Step 1: Application (2–4 weeks)

Applicants must prepare and submit supporting documents such as:

• un passeport
• Proof of income
• Health certificate
• Police clearance
• Educational certificates

Step 2: Interview (3–4 months)

Applicants attend an interview with immigration officers, conducted partly in Thai. A processing fee of THB 7,600 is paid, fingerprints are taken, and applicants receive a 180-day extension of stay while the application is reviewed.

Step 3: Approval (18–20 months)

Once approved, applicants receive their Permanent Residency Book and are registered in the house registration (Tabian Baan) at the local district office.

A government fee is payable upon approval:

• THB 191,400 for adults
• THB 95,700 for applicants under 20

Once permanent residency is granted, the holder becomes eligible to apply for Thai citizenship in the future. For most applicants who are not married to a Thai national, five years of permanent residency will be required before applying for naturalisation. 

Even if citizenship is not the main objective, permanent residency offers significant benefits on its own. It allows the holder to live in Thailand permanently, providing long-term stability regardless of future visa policy changes or personal circumstances. 

If you are considering permanent residency in Thailand, it may be helpful to speak with an advisor to understand the eligibility requirements and the steps involved in the process.

The Long-Term Resident (LTR) Visa: Flexible Residency Without the Long Wait

For investors who do not yet meet the criteria for permanent residence, or who prefer a more flexible arrangement, while having the security of being able to stay long term, Thailand’s Long-Term Resident (LTR) could be a good option.

The LTR Visa is a long-term visa that allows eligible foreign nationals to live and work in Thailand for up to 10 years. The visa is initially granted for five years and may be extended for a further five years if the eligibility criteria continue to be met. 

In addition to long-term residency, the LTR Visa offers several advantages designed to make living and working in Thailand easier for international professionals and investors. These include the possibility of a personal income tax concession on foreign-sourced income for certain categories, access to a Digital Work Permit, and streamlined immigration procedures.

Key Benefits of the LTR Visa

10-Year Renewable Visa

LTR holders receive permission to stay in Thailand for up to 10 years, with an initial five-year visa that can be extended for another five years.

Tax Exemptions

Holders of the Wealthy Global Citizen, Wealthy Pensioner and Work from Thailand professionals are eligible for a personal income tax exemption on foreign sourced income remitted into Thailand.

Holders of the Highly Skilled Professionals category are eligible for a flat personal income tax rate of 17% for any income earned in Thailand.

Permission to Work in Thailand

LTR holders are eligible to obtain a Digital Work Permit, allowing them to work legally in Thailand or establish a business where appropriate. Unlike traditional Thai company structures, LTR Visa holders are not subject to the requirement of employing four Thai employees for every foreign employee, which can provide greater flexibility for businesses.

Annual Reporting Instead of 90-Day Reporting

LTR holders are required to report their place of residence once per year, rather than every 90 days as required for most other visa categories. They are also exempt from obtaining re-entry permits.

Fast-Track Immigration at Airports

LTR holders benefit from fast-track immigration services at several international airports in Thailand, including Bangkok (Suvarnabhumi), Phuket, Chiang Mai, Koh Samui, and Krabi.

Immigration and Work Permit Facilitation

LTR holders can access services through the Thailand Investment and Expat Services Center (TIESC), which simplifies immigration and work permit procedures compared with standard visa categories.

LTR Categories

The Long-Term Resident (LTR) Visa was introduced by the Thai government to attract foreign investment, skilled professionals, and long-term residents who can contribute to the country’s economic development. The program aims to encourage spending, support business activity, and strengthen Thailand’s position as a regional hub for international talent and investment.

The LTR Visa is available to four main categories of applicants:

• Citoyens du monde fortunés
• Retraités fortunés
• Professionnels travaillant depuis la Thaïlande
• Highly Skilled Professionals

The LTR visa can also be extended to spouses and dependent family members, allowing eligible applicants to relocate to Thailand together with their families.

For those considering this option, it is important to understand the eligibility criteria and how the application process works. Speaking with a professional advisor can help clarify whether the LTR Visa is suitable for your situation and what steps may be required to proceed. To learn more, please feel free to book a consultation with one of our team here.

Eligibility requirements for the LTR visa

To qualify for the LTR visa, each category has its own set of requirements. The applicant must satisfy all of these requirements fully and make sure they have properly prepared all their documentation and supporting evidence properly.

Citoyens du monde fortunés 

For high-net-worth individuals with global assets of at least USD 1,000,000 (in the applicant’s name). 

Acceptable evidence of assets may include publicly traded stocks or mutual funds, private or commercial real estate and land, or gold held in a recognised gold account. 

Applicants must also make sure that USD 500,000 of this investment also consists of investments in Thailand. The USD 500,000 investment in Thai assets can be met through investments made in one or a combination of the following:

• Thai Government bonds. The investment must be in the applicants name and have no less than 5 years remaining maturity.
• Direct investment in companies registered in Thailand. If the investment is owned by more than one person, the investment value will be divided between the owners based on their ownership share.
• Investment in property located in Thailand. If the property is owned by more than one person, the investment value will be divided according to each owner’s share. The applicant must hold the investment in their own name.
• Applicants must have health insurance with coverage of at least USD 50,000, or receive social security benefits in Thailand, or maintain a bank deposit of at least USD 100,000 in their own name for the past 12 months.

Please note, the qualifying assets totalling USD 1,000,000 can all be held in Thailand, there is no requirement for any of the investments to be made or held abroad.

All supporting documents must be provided in either English or Thai. Where documents are issued in another language, a notarised translation will be required. It should also be noted that certain assets will not be accepted as proof of wealth, including cryptocurrencies, digital tokens, amulets, artwork, designer items, watches, or jewellery.

Citoyens du monde fortunés

For retirees aged 50 or over with passive or unearned income of at least USD 80,000 per year (pension, rental, dividends, etc.). 

Applicants with income of USD 40,000–79,999 per year may also qualify with an additional Thailand investment of at least USD 250,000. The USD 250,000 investment in Thai assets can be met through investments made in one or a combination of the following:

• Thai Government bonds. The investment must be in the applicants name and have no less than 5 years remaining maturity.
• Direct investment in companies registered in Thailand. If the investment is owned by more than one person, the investment value will be divided between the owners based on their ownership share.
• Investment in property located in Thailand. If the property is owned by more than one person, the investment value will be divided according to each owner’s share. The applicant must hold the investment in their own name.

Applicants must also have health insurance with coverage of at least USD 50,000, or receive social security benefits in Thailand, or maintain a bank deposit of at least USD 100,000 in their own name for the past 12 months.

Professionnels travaillant depuis la Thaïlande

This category is intended for remote professionals employed by well-established overseas companies. Eligible employers typically include publicly listed companies or private companies that have generated at least USD 50 million in revenue over the past three years.

Applicants must demonstrate an average personal income of at least USD 80,000 per year over the past two years. Where the applicant’s income is between USD 40,000 and USD 79,999, additional qualifications are required, such as a Master’s degree or higher in science or technology or other evidence demonstrating specialised expertise.

Applicants must also be employed under a valid contract with a foreign company whose activities fall within the targeted industries recognised by the Thailand Board of Investment (BOI), or be able to provide documentation confirming their professional expertise in those sectors.

Health insurance with coverage of at least USD 50,000, or receive social security benefits in Thailand, or maintain a bank deposit of at least USD 100,000 in their own name for the past 12 months must also be provided.

Highly Skilled Professional

This category is intended for experts working in Thailand’s targeted industries, such as technology, healthcare, advanced manufacturing, digital services, and other sectors promoted by the Thailand Board of Investment (BOI). Applicants must be employed by business entities, higher education institutions, research centres, specialised training institutions in Thailand, or Thai government agencies.

Applicants must demonstrate an average personal income of at least USD 80,000 per year over the past two years. Where the applicant’s income is between USD 40,000 and USD 79,999, additional documentation may be required to demonstrate professional qualifications, such as a Master’s degree or higher in science or technology. Those  who are employed by Thai government agencies are exempt from the minimum income requirement.

A valid employment contract with a Thai or foreign organisation operating in targeted industries, or provide evidence confirming their expertise in fields recognised by the BOI is also required.

In addition, applicants must also have health insurance with coverage of at least USD 50,000, or receive social security benefits in Thailand, or maintain a bank deposit of at least USD 100,000 in their own name for the past 12 months.

Investment and Business Structures That Support Long-Term Residency in Thailand

For many foreign investors considering long-term relocation to Thailand, the main objective is obtaining stable residency. As a result, most investors focus on Thailand’s Permanent Residency (PR) status or the Long-Term Resident (LTR) visa, both of which provide a secure pathway to long-term residence in the country.

While investments alone do not guarantee residency, properly structured business activity and financial investment in Thailand can support visa planning, tax compliance, and eligibility for both permanent residence and the LTR. Over time, these elements may also support a future citizenship application if the applicant later chooses to pursue naturalisation.

How Structuring a Thai Business Can Support Long-Term Residency

Operating a properly structured Thai company can help investors maintain long-term immigration stability while also using the company to help build the financial records required for permanent residency or LTR applications.

Thai immigration authorities will review an applicant’s visa history, tax contributions, employment stability, and economic participation. A legitimate Thai business can support each of these requirements.

1. Maintaining Long-Term Immigration Stability

Permanent residency requires continuous lawful residence and employment in Thailand over several years.

Owning or managing a Thai company allows investors to support their work permit and visa status, rather than relying entirely on a third-party employer. This can reduce the risk of interruptions that may otherwise affect visa extensions or long-term residency eligibility.

2. Creating Consistent Personal Income and Tax Records

Applicants for permanent residency are required to prove that they have satisfied the minimum salary requirements and have properly filed tax returns.

Operating a Thai company allows investors to receive a regular salary and maintain documented income. By earning a salary, personal income tax filings must be completed correctly each year. By using a company to complete this, the foreign investor can also satisfy more of the eligibility requirements for PR.

Lire plus :

L'impôt sur le revenu des personnes physiques en Thaïlande : Guide de conformité

3. Demonstrating Economic Participation in Thailand

Thai authorities often consider whether a foreign applicant has contributed to the Thai economy when reviewing residency applications. A legitimate Thai company that employs local staff, pays corporate taxes, and complies with accounting and VAT requirements demonstrates genuine economic activity in Thailand.

In some cases, the capital invested into the business may also contribute toward eligibility for the Long-Term Resident (LTR) visa under the relevant investment categories.

For investors planning long-term residence, this type of economic participation can strengthen their overall profile and support eligibility.

VB & Partners assists investors with structuring companies so that business operations, financial records, and compliance support long-term immigration planning.

Structuring a Thai Business for Long-Term Immigration Planning

Properly structuring a business is important for investors who intend to remain in Thailand long term. Most foreign investors operate through a Thai limited company, but the structure must comply with Thai law and show genuine commercial activity.

Recently, the Department of Business Development (DBD) has been actively targeting the illegal use of nominee shareholders to avoid the restrictions of the Foreign Business Act.

Nominee shareholders are individuals who hold shares on behalf of a foreign investor without genuine financial participation or decision-making authority. These arrangements are expressly prohibited under Thai law.

Authorities may also review whether the applicant’s role within the company aligns with their visa and work permit permissions. Employment contracts, payroll records, and social security filings should be consistent with the applicant’s immigration status.

A properly structured company helps reduce the risk of issues that could affect future visa renewals or residency applications.

Tax, Accounting, and Financial Compliance

Maintaining proper tax compliance is an important part of living and working in Thailand for the long term, particularly for foreign nationals who may later apply for permanent residency. Thai authorities will usually review a number of factors when assessing an application, including personal income tax filings, employment records, and financial history over several years.

This also applies to Long-Term Resident (LTR) visa holders who qualify as Thai tax residents. Even though certain LTR categories may benefit from specific tax privileges, individuals who meet the Thai tax residency threshold are still expected to file personal income tax returns and maintain accurate records of their income and financial activity.

L’année fiscale en Thaïlande couvre la période du 1er janvier au 31 décembre. La date limite pour déclarer vos revenus personnels dépend du mode de déclaration choisi. Pour l’année fiscale 2025, les échéances sont les suivantes :

• Déclaration en ligne : 8 avril 2026
• Déclaration papier : 31 mars 2026

Required Documentation

Applicants should maintain records such as:

Numéro d’identification fiscale (NIF)  

Issued by the Thai Revenue Department and required for filing tax returns.

Lire plus :

Identifications fiscales en Thaïlande : Guide pour les expatriés et les entreprises

Income Documentation

The PND 1 Kor certificate provided by an employer typically includes:

• Total annual income
• Taxes withheld at source
• Employer details and tax identification

Supporting Documents for Deductions

Pour demander des déductions ou des exonérations sur votre déclaration de revenus, vous devrez fournir des documents justificatifs. Notamment :

• Des déductions personnelles et pour les accompagnants : Copies de votre certificat de mariage, certificats de naissance d’enfants ou preuve des frais de soins à charge.
• Primes d’assurance maladie et vie : Documents de police et reçus des assureurs.
• Déductions d’intérêts hypothécaires : Contrats de prêt et relevés bancaires indiquant les paiements d’intérêts.
• Dons de bienfaisance : Reçus officiels de dons d’organismes de bienfaisance enregistrés.
• Cotisations d’épargne-retraite : Relevés de votre caisse de prévoyance, RMF (Retirement Mutual Fund), ou SSF (Super Savings Fund).

Common Tax Compliance Mistakes

Foreign residents often encounter challenges with Thai tax compliance. Some common mistakes include:

Statut de résidence fiscale incorrect

Individuals staying in Thailand for 180 days or more in a tax year may be considered tax residents and are required to submit their annual return.

Délais de dépôt manquants

Late filings can result in penalties and interest charges.

Incomplete Income Reporting

Failure to report relevant income may trigger tax reviews.

Documentation insuffisante

Missing documents may result in deductions or exemptions being rejected.

Calculation Errors

Incorrect calculations can lead to unexpected tax liabilities.

VB & Partners assists investors with accounting, tax filings, and financial reporting to maintain compliance and support long-term residency planning.

Nos réflexions

Thailand does not offer a citizenship-by-investment programme, and citizenship is not available through a single transaction. Even for those who technically qualify, it is rarely granted and demands years of consistent and stable compliance with the eligibility requirements.

For most investors, the more immediate and practical priorities are, securing permanent residence, which can be achieved in a shorter timeframe and provides genuine long-term security in Thailand; or obtaining an LTR visa, which offers a flexible 10-year residency arrangement with highly advantageous benefits.

Whichever route you choose, it is important to make sure your accounting and tax records are prepared from the beginning as they will assist in determining the strength of any future application. Citizenship applications in particular are subject to detailed scrutiny of financial records. 

VB & Partners supports investors at every stage, from structuring the right business entity and maintaining compliant accounting, to preparing the records that will support a citizenship or permanent residence application when the time comes. The best moment to plan is before incorporation, before hiring, and before funds are committed.

Clause de non-responsabilité

Veuillez noter que cet article est fourni à titre d'information uniquement et ne constitue pas un conseil juridique ou fiscal.