Many Phuket property owners split their year between Thailand and their home country for years without thinking about tax residency — until one day they count the stamps in their passport and find they spent 190 days in Thailand. The 180-day rule is simple on paper, but it gets layered with nuance once you add the 2024 remittance rule and rental income from a rental pool. Here is how the days are counted, what it changes for taxes, and the mistakes that most often cost an investor money.
Contents
- Why it matters to a Phuket property owner
- The 180-day rule: how days are counted
- Resident vs non-resident: what changes
- The 2024 remittance rule: income you bring in
- Income tax rates
- The rental pool and tax on rental income
- DTAs and the LTR visa: cutting the burden legally
- Pitfalls
- Mini-case: two scenarios
- Conclusion and next step
1. Why it matters to a Phuket property owner
Thai tax resident status is not about a visa or property ownership directly — it is about physical presence in the country. But for an owner of a unit at Layan Verde or Layan Green Park who spends half the year or more on Phuket, this status determines which other income — beyond rental income — the Thai tax authority can consider. It is easy to ignore until the day count crosses the threshold; after that, it is not.
2. The 180-day rule: how days are counted
Anyone — a Thai citizen or a foreigner — who spends 180 days or more in Thailand within a calendar year (1 January to 31 December, not a rolling 12 months) becomes a tax resident. The counting rules:
- All days of physical presence count, including the day of arrival and the day of departure.
- Visits do not need to be consecutive — all trips within the year are added together.
- The count resets every calendar year: resident status in 2025 does not automatically carry over into 2026.
- The basis for verification is passport stamps and immigration records, not a rough estimate.
At a borderline count of 179–181 days, it is worth recounting your trips in advance rather than relying on memory.
3. Resident vs non-resident: what changes
| Parameter | Tax resident (180+ days) | Non-resident (< 180 days) |
|---|---|---|
| Thai-sourced income (rental, salary in Thailand) | Subject to income tax | Subject to income tax |
| Foreign income not remitted to Thailand | Not taxed | Not taxed |
| Foreign income remitted to Thailand | Taxed (from 2024, see below) | Not taxed |
| Eligible for DTA relief | Yes, if a treaty applies | Usually no |
| Obligation to file a return | Yes, when taxable income exists | Only for Thai-sourced income |
The difference concerns specifically foreign income that you physically transfer or bring into the country — Thai-sourced income is taxed either way, regardless of residency.
4. The 2024 remittance rule: income you bring in
Before 1 January 2024, a simple rule applied: foreign income was taxed by Thailand only if it was remitted into the country in the same calendar year it was earned. Transfer the money a year later, and no tax arose.
From 1 January 2024 (Revenue Department Order Paw. 161/162), that loophole was closed: any foreign income of a tax resident remitted into Thailand is subject to income tax regardless of the year it was earned. An exception applies only to income earned before 1 January 2024, which is covered by transitional rules under the old regime.
The practical consequence for a Phuket property owner: if you are a tax resident (180+ days in the year) and remit income earned abroad after 2024 — dividends, salary, proceeds from selling assets — into Thailand, that transfer is potentially subject to Thai income tax, subject to double-tax treaties (section 7).
5. Income tax rates
Tax residents are subject to a progressive income tax scale (annual taxable income, after deductions):
| Income range (THB/year) | Rate |
|---|---|
| 0 – 150,000 | 0% |
| 150,001 – 300,000 | 5% |
| 300,001 – 500,000 | 10% |
| 500,001 – 750,000 | 15% |
| 750,001 – 1,000,000 | 20% |
| 1,000,001 – 2,000,000 | 25% |
| 2,000,001 – 5,000,000 | 30% |
| above 5,000,000 | 35% |
The scale is progressive — each rate applies only to the portion of income within that bracket, not the whole amount. This is the scale that some LTR categories are exempt from (section 7); instead, a Highly-Skilled Professional pays a flat 17%.
6. The rental pool and tax on rental income
Income from renting out property on Phuket is Thai-sourced income, so it is subject to income tax regardless of your residency status — whether you spend 30 days a year in Thailand or 300. This is a separate question from the remittance rule in section 4, which concerns specifically foreign income.
For an owner in a rental pool, the practical takeaway is simple: the net yield of ~8–10% a year that the 60% owner / 40% management company model delivers is a pool-contract benchmark, while declaring and paying tax on that income in Thailand is handled separately, usually with a local accountant or lawyer. Conflating “how much the pool pays” with “what tax regime applies to me as an individual” is a common mistake.
7. DTAs and the LTR visa: cutting the burden legally
Two legal tools affect the final tax picture:
- Double Tax Agreements (DTAs). Thailand has signed such treaties with dozens of countries — they determine where a specific type of income (dividends, pension, capital gains) is taxed and how tax already paid in the source country is credited. Applying a DTA is not automatic — it requires declaring the income and supporting documents.
- LTR visa. The Wealthy Global Citizen, Wealthy Pensioner and Work-from-Thailand Professional categories are exempt from Thai tax on foreign income remitted into the country, even though it is brought in — this benefit directly neutralizes the effect of the 2024 remittance rule. The Highly-Skilled Professional category instead gets a flat 17% rate on income from a Thai employer. Tax resident status at 180+ days in the country still arises either way — the taxable base on foreign income simply ends up at zero.
For comparison with other long-term visas — the DTV for remote workers and the retirement visa do not offer this benefit.
8. Pitfalls
- Counting days roughly. A 5–10 day error is common for an active owner who visits Thailand across several trips a year. Check your passport stamps, not your memory.
- Mixing up Thai-sourced and foreign income. Rental income on Phuket is always taxed; the remittance rule concerns only money brought in from abroad.
- Assuming a visa equals tax status. No visa, other than LTR benefits, cancels resident status at 180+ days — these are two separate regimes.
- Transferring large sums without advice. After 2024, a resident remitting foreign income into Thailand is a potentially taxable event that is worth planning ahead of time, not after the fact.
- Ignoring the 2024 transitional rules. Income earned before 1 January 2024 still falls under the old rules — this is worth documenting properly.
9. Mini-case: two scenarios
An investor owns a studio at Layan Verde near Layan beach and visits Phuket several times a year.
- Scenario A — 150 days a year. Non-resident status. Rental pool income is taxed as usual (Thai-sourced). Foreign salary and dividends, even if partly transferred to Thailand, do not fall under the remittance rule.
- Scenario B — 210 days a year (the same investor switched to remote work and now lives on Phuket most of the year). Resident status. Rental pool income is taxed the same as in scenario A. But foreign salary transferred to a Thai account is now potentially subject to Thai income tax, subject to the DTA between Thailand and the investor’s country. A difference of 60 days of presence changes the tax picture entirely.
The takeaway: plan the number of days you spend in Thailand in advance if you have meaningful foreign income that you periodically bring into the country.
10. Conclusion and next step
The 180-day rule is a simple criterion, but since 2024 its consequences for owners of foreign income have grown significantly: the remittance rule closed the old loophole of delaying transfers to the following year. For rental income on Phuket, nothing changes — it is always taxed regardless of residency. For foreign income that you bring into the country, residency status and an applicable LTR visa or DTA determine the final tax burden.
I can connect you with a local tax consultant who will review your specific situation — factoring in your visa, tax residency country and income structure. Leave a request or see the ownership terms at VillaCarte Group.
Sources
Primary sources on the topic. Rules change — check them directly, not this article, when you are planning a decision.
- Thailand Revenue Department — income tax, residency rules, remittance orders Paw. 161/162
- BOI Thailand — LTR visa program and tax benefits
This material is informational and is not tax or legal advice. Thailand’s tax residency rules and the remittance rule are periodically clarified by the Revenue Department — before deciding on the number of days to spend in the country or on transferring funds, check the current rules with an accredited tax consultant.
