Thailand Personal Income Tax Assessable Income
Thailand personal income tax law imposes tax on the net assessable income of individuals according to residency status, and according to the source of income, as follows:
An individual who is physically in Thailand for 180 days or more in a tax (calendar) year is deemed a resident of Thailand.
Resident of Thailand
For a resident of Thailand, net assessable income subject to income tax is:
Non-Resident of Thailand
For a non-resident of Thailand, net assessable income subject to income tax is:
The Thai tax law categorizes assessable income under Section 40 of the Revenue Code as eight (8) different types, as follows:
Assessable Fringe Benefits Income
There is no employer-paid fringe benefits tax in Thailand, and the Thai personal income tax law defines assessable income to include "any benefits received in respect of any category of income".
For foreign national employees in Thailand, the Big-4 assessable fringe benefits, Thailand Revenue Department tax audit officers are always looking out for are as follows:
Car allowances are assessable fringe benefits income, but physical cars that are provided by employers to employees are not treated as assessable fringe benefits income.
For details on deductions and allowances, see our Personal Income Tax Deductions and Allowances Guide, and for the amount of personal income tax payable in Thailand, see our Personal Income Tax Rates Guide.
This Tax Insight is general information only. It should not be used to determine any particular matter without consulting with an experienced Thailand tax advisor.