Thailand Real Estate Taxation: The Complete 2026 Guide for International Investors

Introduction

With its idyllic lifestyle, an economy supported by the Bank of Thailand, and a robust tourism recovery driven by the TAT (Tourism Authority of Thailand), the Thai property market continues to attract international investors. Whether you are considering a luxury condominium in Bang Tao (Phuket), a villa with panoramic views in Krabi, or a peaceful retreat in Phang Nga province, understanding the tax rules is essential to protecting your returns.

In 2026, Thailand still offers one of the most competitive property tax regimes in Southeast Asia — but the year also marks a turning point: after several years of Covid-related relief, the annual property tax (Land and Building Tax) enters its first full year of enforcement, with no general reduction applied. In addition, the tax treatment of foreign income remitted by Thai tax residents continues to evolve, with a proposed easing of the rules still in draft form.

To make the most of your rental investment or second-home purchase, this updated guide covers every tax you'll encounter — on purchase, during ownership, when renting out, and on resale — with worked examples and legal optimisation strategies.

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1. Taxes and fees on purchase

When buying property at the Land Office (the local land registry), several taxes and registration fees come into play. Unlike many European countries where the buyer bears the full cost of notary fees, Thai law and market practice allow these costs to be shared between buyer and seller. This has not changed in 2026.

The four main Land Office taxes

1. ◆

   Transfer Fee: Set at 2% of the official value assessed by the Treasury Department (the appraised value). In most condominium and villa sale contracts, this cost is split 50/50 between seller and buyer (1% each).

2. ◆

   Specific Business Tax (SBT) or Stamp Duty: These two taxes are mutually exclusive:

   • ◆SBT (3.3%): Applies if the property is sold by a company, or by an individual who has owned the property for less than 5 years (or has not used it as their registered residence for at least one year). This tax is charged on whichever is higher — the actual sale price or the appraised value.
   • ◆Stamp Duty (0.5%): Applies only when SBT does not apply (property held by an individual for more than 5 years). As a rule, SBT or stamp duty is borne by the seller, unless the contract states otherwise.
3. ◆

   Withholding Tax (WHT):

   • ◆If the seller is a company: 1% of the appraised or contractual value.
   • ◆If the seller is an individual: calculated using an official progressive formula that factors in years of ownership and personal income tax brackets.

Registration fee summary table

Important for foreign buyers: To acquire a condominium under freehold ownership within the 49% foreign quota guaranteed by the Condominium Act, you must transfer funds in foreign currency directly to a Thai bank and obtain a Foreign Exchange Transaction Form (FETF).

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2. Taxation during ownership: the Land and Building Tax in 2026, a pivotal year

The annual property tax (Land and Building Tax Act B.E. 2562) applies to land, houses and condominiums — even when a foreign owner does not hold the underlying land. It is calculated on the government-appraised value set by the Treasury Department (current appraisal cycle: 2023-2026), not on the transaction price.

What's changing in 2026: between 2020 and 2025, the government granted successive reductions (up to -90% during Covid, then -15% in 2023, and targeted relief in 2025). As of 1 January 2026, no royal decree has extended a general reduction, so tax commentators are treating 2026 as the first genuine "full-rate" year. Owners should budget on the basis of the full statutory rates rather than assume an automatic discount.

• ◆Residential use: The statutory ceiling is 0.3%, but implementing decrees keep the effective rate for typical owner-occupied homes and condominiums much lower in practice — generally between 0.02% and 0.10% of the appraised value, depending on the value band.
• ◆Primary residence exemption: If the owner holds freehold title, is registered on the blue/yellow house book (Tabien Baan), and the appraised value is under THB 50 million, the property can be fully exempt from the annual tax.
• ◆Rental or secondary use (non-owner-occupied): The effective rate typically starts at 0.02% for lower-value properties and rises in steps at higher valuation bands.
• ◆Vacant or undeveloped land: The statutory ceiling rises to 1.2%, with an automatic 0.3% step-up for every three consecutive years the land is left unused — worth noting for owners holding land ahead of construction.

Even accounting for the end of Covid-era relief, Thailand's annual property tax burden remains far lower than in Europe or North America: rarely more than a few hundred euros a year for a well-appointed residential apartment.

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3. Taxation of rental income in Thailand

Whether you're renting out a hotel-managed unit in Bang Tao or a luxury villa in Phang Nga, rental income earned in Thailand is Thai-sourced income and is taxable under the Revenue Code, regardless of the owner's nationality.

The progressive personal income tax (PIT) scale — unchanged in 2026

• ◆0 – 150,000 THB: 0%
• ◆150,001 – 300,000 THB: 5%
• ◆300,001 – 500,000 THB: 10%
• ◆500,001 – 750,000 THB: 15%
• ◆750,001 – 1,000,000 THB: 20%
• ◆1,000,001 – 2,000,000 THB: 25%
• ◆2,000,001 – 5,000,000 THB: 30%
• ◆Above 5,000,000 THB: 35%

Allowable deductions for landlords

To calculate taxable net rental income, the Revenue Department allows landlords to choose whichever option is more favourable:

1. ◆Standard deduction: A flat 30% deduction on gross rental income (no supporting documents required).
2. ◆Actual expenses: Full deduction of properly documented actual costs (loan interest, letting agency fees, condominium common fees, maintenance work).

Worked example: rental returns on a Phuket condo in 2026

Consider a one-bedroom apartment in Phuket purchased for THB 6,000,000, generating a 7% gross rental yield per year:

• ◆Gross annual rental income: 420,000 THB
• ◆30% standard deduction: -126,000 THB
• ◆Personal allowance: -60,000 THB
• ◆Net taxable income: 234,000 THB

Annual tax calculation:

• ◆0 – 150,000 THB band (0%) = 0 THB
• ◆150,001 – 234,000 THB band (84,000 THB at 5%) = 4,200 THB

Total annual tax due in Thailand: 4,200 THB (roughly €115), an effective tax burden of under 1% of gross rental income. On top of this, the annual property tax outlined in Section 2 also applies, now due at the full rate.

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4. Resale and capital gains taxation

Unlike France, Belgium or the United Kingdom, there is no separate Capital Gains Tax for individuals on real estate in Thailand.

At resale, the individual seller is instead subject to Withholding Tax (WHT), deducted directly at the Land Office at the time of transfer:

• ◆The authorities apply a formula that includes a flat deduction based on the length of ownership, ranging from 92% for 1 year down to 50% for 8 years or more.
• ◆The remaining base is divided by the number of years of ownership, taxed at the progressive PIT rates, then multiplied back by the number of years.
• ◆Key point: For an individual, this withholding at the Land Office is final (a "final tax"). There is no obligation to declare it again in a year-end return if you opt to settle it as a final payment.

On top of this, the 3.3% SBT applies if you sell before 5 years of ownership, or the simple 0.5% stamp duty applies after 5 years.

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5. International tax treaties and French, Swiss or Belgian residents

One of the major advantages of investing in Thai real estate is the country's network of double-taxation treaties, notably the Franco-Thai tax treaty signed on 27 December 1974.

Territoriality and elimination of double taxation

• ◆For rental income: Under Article 6 of the treaty, income from real estate situated in Thailand is taxable in Thailand.
• ◆For French tax residents: This income must still be declared in France, but the treaty allows for a tax credit equal to the French tax (the exemption-with-progression method). This neutralises double taxation while avoiding an increase in your marginal French tax bracket on Thai-sourced income.
• ◆For non-French tax residents: If you become a Thai tax resident (180 days or more per year in the Kingdom), you are taxed solely in Thailand on locally-generated income.

2026 update: taxation of remitted foreign income

This point does not concern the taxation of the property itself, but it is essential for any investor who becomes a Thai tax resident and funds a purchase with money held abroad.

Since an instruction from the Revenue Department that took effect in 2024 (Por. 161/2566), a Thai tax resident who remits foreign-sourced income earned on or after 1 January 2024 into Thailand may be taxed on that remittance, regardless of which year the transfer takes place — unlike the previous rule, which exempted any foreign income remitted after the year it was earned. Capital held before 1 January 2024 remains exempt on remittance.

A proposed relaxation, under discussion since 2025, would exempt foreign income remitted in the year it is earned or the following year (for example, income earned in 2025 and remitted before the end of 2026 would be exempt). As of the time of writing, this proposal has not yet been published in the Royal Gazette and is therefore not in force: it still requires Cabinet approval and review by the Council of State. Investors funding a purchase with remitted foreign funds should carefully document the origin and date on which their capital was accumulated (before or after 2024), and should not plan around a relief measure that remains, at this stage, only a policy intention.

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6. Legal tax optimisation strategies for 2026

To protect the performance of your investment along Thailand's coastal provinces (Phuket, Phang Nga, Krabi), here are the practices most commonly recommended by legal specialists:

1. ◆Optimise your holding period: Hold the property for a minimum of 5 full years before resale to replace the 3.3% SBT with the simple 0.5% stamp duty — an immediate net saving of 2.8% of the property's value.
2. ◆Negotiate the cost split at purchase: Contractually secure an even split of the 2% transfer fee, and ensure SBT or WHT remains the seller's contractual responsibility.
3. ◆Choose the right ownership structure:
   • ◆Freehold condominium: Maximum tax simplicity, straightforward personal taxation.
   • ◆Leasehold for villas: A renewable 30-year lease is registered at the Land Office at a reduced rate of 1.1% (1% registration fee + 0.1% stamp duty), avoiding the 2% transfer fee and the corporate constraints of a Thai holding company.
4. ◆Plan for the property tax's full-rate enforcement: Factor the 2026 full rate (no Covid-era discount) into your net yield calculations, especially if your property includes undeveloped land, which now faces a progressive surcharge if left vacant for extended periods.
5. ◆Document any capital remittance carefully: Thai tax residents remitting funds should keep clear evidence of the origin and acquisition date of their capital (before/after 1 January 2024), since the broader exemption rule is, as of now, not yet in force.

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Conclusion and personalised support

Thailand's 2026 tax framework remains one of the most attractive in the world for building a solid, profitable real estate portfolio in the sun. With no wealth tax, gross rental yields ranging between 6% and 10% in the south of the country, and a local tax burden that stays light even in a full-rate year, the outlook remains favourable for well-informed investors — provided you factor in the end of Covid-era property tax relief and keep an eye on the evolving treatment of remitted foreign income.

That said, every investment calls for personalised legal advice to select the right ownership structure (freehold vs. leasehold), secure the terms of your sale agreement, and comply fully with international bank transfer requirements.

The leading French-speaking real estate agency in Phuket, Krabi and Phang Nga, JLT Estate supports international investors at every stage of their project: selecting the best new-build and resale properties, verifying land titles, connecting clients with licensed tax advisors, and providing full rental management services.

Contact the JLT Estate team today for a confidential wealth planning consultation and move forward with confidence on your Thailand investment.

This article is for informational purposes only and does not constitute personalised legal or tax advice. Rates and rules mentioned are subject to change; a licensed tax advisor should be consulted before making any investment decision.

Sources and references

• [1]Real Estate Information Center (REIC) — Thaïlande
• [2]Tourism Authority of Thailand (TAT)