Thailand Salary Tax Calculator 2026: Net Pay, Income Tax and Social Security
Work out your net salary in Thailand for 2026: monthly income tax withholding, social security at 5% up to 875 baht, allowances and the tax for the year.
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The monthly withholding is the tax on the salary for the year ÷ 12; the extra tax caused by a bonus is withheld when it is paid. Other deductions (SSF, RMF, donations, Easy e-Receipt) lower the tax further when you file.
What it does
Employers in Thailand withhold personal income tax from salaries each month and deduct 5% for social security on wages up to 17,500 baht, at most 875 baht a month since January 2026. Tax is charged on net income after the employment expense of 50% (up to 100,000 baht) and allowances such as the 60,000 baht personal allowance, at rates from 0% on the first 150,000 baht to 35% above 5 million.
How to use it
- Type your monthly salary and any bonus for the year.
- Add your provident fund, family allowances, life insurance and home loan interest.
- Read the net salary, the monthly withholding and the tax for the year.
The arithmetic runs in your browser. Nothing you type is sent anywhere and nothing is stored, so you can use these with real numbers.
Frequently asked questions
How much tax is paid on a salary of 50,000 baht a month?
600,000 baht a year less 100,000 of employment expense, 60,000 of personal allowance and 10,500 of social security leaves 429,500 baht: tax 20,450 baht a year, about 1,704 baht a month, and a net salary of 47,420.83 baht.
From what salary do I pay income tax?
With only the standard deductions, from about 26,700 baht a month: below that net income stays under the 150,000 baht taxed at 0%. Family allowances raise the threshold.
How much is social security in 2026?
5% of the wage between 1,650 and 17,500 baht, so at most 875 baht a month for the employee and the same for the employer. The ceiling rose from 15,000 baht (750 baht) on 1 January 2026.
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