BANGKOK, THAILAND – New Thai tax rules on foreign income have alarmed many retirees planning to move their savings into the country, but pre‑2024 nest eggs can still be transferred tax-free if properly documented.
Retiree fears over tax on transfers
A 64‑year‑old German retiree, Hans, had saved 100,000 euros for an apartment in Hua Hin and kept the money ready in a German bank account. Online forums warning of transfer taxes of up to 35 percent left him unsure whether his life savings would be eroded when sent to Thailand. His concern reflected wider uncertainty since new rules on foreign income took effect in 2024.
Shift in taxation: timing of transfer now decisive
Thailand revised its taxation of foreign income from 1 January 2024 through Revenue Department Orders 161/2566 and 162/2566. These instructions clarified when money brought into the country became taxable and ended the previous rule under which income transferred in the following year remained tax‑free. Since 2024, the decisive factor has been when funds are transferred to Thailand, not when they were earned, for anyone classified as a tax resident.
Who counts as a Thai tax resident?
Tax liability in Thailand depended on days of stay rather than visa type. Anyone spending at least 180 days per calendar year in the country was treated as a tax resident, regardless of whether they held a retirement, Elite or LTR visa. Those staying fewer than 180 days per year were not tax residents and were not subject to the new rules on foreign income.
Savings versus income: a crucial distinction
For Hans, the central point was that Thai tax law drew a clear line between income and already taxed assets. Savings held on a bank account were not regarded as income and could in principle be transferred to Thailand without tax. By contrast, interest, dividends, rental income, salaries and pension payments were treated as income and could be taxable once remitted.
Protection for pre‑2024 assets
Order 162/2566 expressly protected wealth accumulated before 1 January 2024. Anyone able to prove that funds were already in their account before that date could transfer them tax‑free even in 2026, with this grandfathering applying without time limit. For Hans, his 100,000 euros were secure if he could show bank statements, for example as of 31 December 2023, documenting the balance.
Documentation burden on taxpayers
The responsibility for proof rested with the taxpayer. In a tax audit, the Revenue Department could demand evidence that money claimed as old savings was indeed held before 2024. Tax specialists therefore advised keeping pre‑2024 savings and post‑2024 income on separate accounts to avoid disputes over which part of a transfer was taxable income.
How new foreign income was taxed
If Hans received a 1,000‑euro dividend in 2026 and transferred it to Thailand as a tax resident, it would be treated as taxable income and had to be reported in his annual return. Thai personal income tax rates were progressive, starting at 0 percent up to 150,000 baht per year and rising to 35 percent only for very high incomes above 5 million baht. The widely cited top rate therefore applied only to annual income of roughly 136,000 euros or more.
Double taxation agreement with Germany
Germany and Thailand had a double taxation agreement designed to prevent full taxation of the same income in both countries. If Hans had already paid German withholding tax on his dividends, that amount could often be credited against his Thai tax bill. This did not automatically reduce Thai tax to zero in every case, but it frequently cut or eliminated the remaining liability while leaving the filing obligation intact.
Special treatment of pensions
Retirees were in a particular situation under the bilateral tax treaty. Germany often retained the primary right to tax statutory pensions, while private and occupational pensions could be treated differently and required case‑by‑case analysis. Pensions paid directly to Thailand could, under certain conditions, become taxable there, and even partial transfers from a German account were technically considered bringing income into Thailand.
LTR visa as a tax‑exempt alternative
For those with substantial means, the Long‑Term Resident visa offered broad relief from the foreign income rules. The LTR visa granted a ten‑year stay and full exemption from tax on foreign income for certain categories. Holders in the “Wealthy Pensioner” or “Wealthy Global Citizen” categories could transfer unlimited funds to Thailand tax‑free, provided they met conditions such as assets of at least one million US dollars or annual income of 80,000 dollars.
Uncertain proposal for a two‑year window
In 2025, the Revenue Department put forward a draft law to introduce a time limit for tax‑free transfers of income. Under the proposal, income would remain exempt if brought into Thailand in the same calendar year or the following one, with later transfers becoming taxable. As of January 2026, this draft had not been approved by the cabinet or published in the Royal Gazette and therefore had no legal effect.
Growing need for a Thai tax number
Residents engaging in financial transactions increasingly needed a Thai tax identification number, which banks often requested when opening or updating accounts. Obtaining one from the local Revenue Office was described as relatively straightforward. Holding a number did not itself mean that tax was due; it simply registered an individual in the system.
End of banking secrecy through data exchange
Thailand joined the Common Reporting Standard, under which countries automatically exchanged information on bank accounts. German banks reported balances of persons resident in Thailand to German authorities, which in turn passed data to Thailand. This allowed the Thai tax office in principle to see what assets a Thailand‑based individual held in Germany, making concealment practically impossible.
Real tax burden typically far below 35 percent
The often‑quoted 35‑percent top rate applied only to annual income above 5 million baht. For average retirees or migrants, effective tax rates were usually much lower. The first 150,000 baht per year, roughly 4,100 euros, were tax‑free, and people aged 65 and over received an additional allowance of 190,000 baht, with German taxes further reducing any Thai liability.
Options to manage tax exposure
Hans had several ways to keep his tax bill down while complying with the law. He could rely solely on savings accumulated before 2024, transfer new income only in years when he spent fewer than 180 days in Thailand, or consider transfers to a Thai spouse within the 20‑million‑baht gift allowance for spouses. Using foreign credit cards for spending in Thailand was mentioned as a grey area because card payments were not classic bank transfers.
When expert advice was advisable
For complex assets, large sums or company holdings, acting alone was described as risky, and a consultant specialising in international tax law in Thailand could prevent errors and back payments. In property purchases like Hans’s planned apartment, the Land Office also required proof of the origin of funds, which a tax adviser could help document. The article stressed that such professional support could identify potential issues at an early stage.
Retiring in Thailand still feasible with planning
The overall conclusion was that Hans could proceed with his move if he followed the rules and kept thorough records. His 100,000‑euro savings were protected as long as he proved they existed before 2024, and the new regime mainly targeted ongoing income rather than long‑built nest eggs. With careful planning and documentation, Thailand was portrayed as neither a tax haven nor a tax trap for retirees.
Editorial note
“This article is for general information only and does not constitute binding tax advice.”
said the editorial team.
“Tax laws in Thailand are subject to constant change and to interpretation by local authorities, and we strongly recommend consulting a qualified tax adviser before major transactions.”
said the editorial team.