Thai Tax Guides for Expats
Comprehensive guides to help you understand and navigate Thai taxation.
How to Use the Thai Tax Calculator
A complete guide to calculating your annual tax or monthly withholding, downloading a personal filing packet, and keeping records for future reference.
Thai Tax Residency: The 180-Day Rule Explained
Learn how Thailand determines your tax residency status, what the 180-day rule means in practice, and how it affects your income tax obligations as an expat.
Maximizing Your Tax Deductions in Thailand
A comprehensive guide to the allowances, deductions, and personal tax credits available to legally reduce your Thai income tax liability each year.
Thai Income Tax Rates and Brackets 2025/2026
Understand how Thailand's progressive tax rates work, what each bracket means for your salary, and how to calculate your effective tax rate.
Thai Tax Return for Expats: PND 90/91 Guide
A step-by-step guide for expats on filing a Thai annual tax return using PND 90 or PND 91 — including deadlines, required documents, and how to file online.
Foreign Income in Thailand: When Is It Taxable?
Learn when foreign-sourced income is taxable in Thailand under the 2024 remittance rule, and how to determine what you need to declare and pay tax on.
Thai Social Security Contributions Explained
Everything you need to know about Thai social security contributions — how much you pay, what benefits you receive, and how it interacts with your income tax.
Thai Tax Guide for Freelancers
Complete guide to Thai tax as a freelancer — income types, deductions, withholding tax, PND filing deadlines, and tips for staying compliant in Thailand.
Flat-Rate vs Actual Expenses: Which Is Better?
Learn how to choose between Thailand's flat-rate and actual expense deduction methods to legally minimise your tax bill as a freelancer or sole proprietor.
PND 94: Mid-Year Tax Filing for Thai Freelancers
Learn when and how to file your PND 94 mid-year return as a self-employed person in Thailand — deadlines, how to calculate your liability, and common mistakes.
Withholding Tax for Thai Freelancers
How to track, document, and claim credit for withholding tax deducted by your Thai clients, reducing what you owe when you file your annual return.
VAT Registration for Freelancers in Thailand
Understanding VAT registration requirements, thresholds, and implications for high-earning freelancers in Thailand.
Thai Taxes for Digital Nomads and Remote Workers
Tax guide for digital nomads in Thailand — covering residency rules, what foreign income is taxable, and how remote workers can stay compliant.
Record Keeping for Thai Freelancers
Essential record-keeping for Thai freelancers — what to save, how long to keep it, and how good records help you claim more deductions and handle a tax audit.
Thai Double Tax Treaties: Protecting Expats
Understand how Thailand's 61 double tax agreements work, who can claim foreign tax credits, and how to avoid paying tax twice on the same income.
Retiring in Thailand: Tax Guide for Pensioners
A complete tax guide for retirees in Thailand — the 65+ income exemption, how foreign pensions are treated, filing obligations, and how to reduce your tax bill.
How Foreign Pensions Are Taxed in Thailand
How UK State Pension, US Social Security, Australian superannuation, and other foreign pensions are taxed when you retire in Thailand.
Investment Income Tax in Thailand: Retiree Guide
How Thai tax applies to bank interest, dividends, and capital gains from Thai and foreign sources — what retirees and investors need to know.
Thai Retirement Visa and Tax Obligations
Holding a Thai retirement visa does not exempt you from tax. Here's what retirees need to know about Thai tax obligations and how the LTR visa differs.
LTR Visa Tax Benefits for Expats in Thailand
How Thailand's Long-Term Resident visa offers significant tax benefits — including foreign income exemptions and a reduced flat tax rate for qualifying expats.
Thailand Tax for Expats: Complete Guide (2025)
Everything foreigners need to know about Thai income tax — who pays, what income is taxed, how to file, and how to avoid double taxation.
How to Get a Thai Tax ID Number (TIN)
A practical guide to obtaining your Thai Tax Identification Number — what it is, who needs one, what documents to bring, and what to do after you have it.
Transferring Money to Thailand: 2024 Tax Rules
The 2024 rule change affects expats remitting foreign income to Thailand. Learn what is taxable, what is not, and how to manage transfers to stay compliant.
Thailand Tax for UK Expats: A Complete Guide
UK nationals in Thailand face tax in both countries — covering the UK-Thailand tax treaty, pensions, rental income, and residency rules for expats.
Rental Income Tax in Thailand: A Practical Guide
Rental income from Thai property is taxable for all owners. Learn how tax is calculated, the 30% expense deduction, and withholding rules for corporate tenants.
DTV Visa and Thai Tax: What You Actually Owe
The Destination Thailand Visa creates real tax questions — especially around the 180-day rule. Here's what Soft Power and Digital Nomad DTV holders need to know about Thai income tax.
Thailand Tax for US Expats: A Complete Guide
US citizens in Thailand navigate two tax systems. This covers Thai obligations, FBAR, FATCA, the Foreign Earned Income Exclusion, and the Foreign Tax Credit.
Ready to calculate your tax?
Use our free calculator to estimate your Thai tax liability.
Start Calculator