Thai Personal Income Tax Calculator

Thai Personal Income Tax Calculator

THAI PERSONAL INCOME TAX CALCULATOR

Calculate your Thai personal income tax for 2026 based on current tax laws and allowances.

How to Use This Calculator
1
Enter Your Income

Input monthly income

2
Add Allowances

Family & investments

3
Get Results

Tax breakdown

Income & Details

10,000 ฿
฿1K Click to edit or drag slider ฿1M

Capped at 875 THB/month

Allowances

If the 2nd child was born in/after 2018 they receive 60,000 THB deduction; otherwise 30,000 THB.

Max 15% (or 500,000)

Max 100,000

Max 100,000

Max 100,000

Monthly Net Income

— ฿

Net after monthly social & tax

Gross monthly

— ฿

Monthly Tax
— ฿
Effective Rate
— %
Taxable Income (Year)
— ฿

Annual Breakdown

Annual Income (after social) — ฿
Total Deductions — ฿
Taxable Income — ฿
Annual Tax — ฿

Note: Uses caps & defaults (social 875 THB/month, investment cap 15% or 500,000 THB, donation cap 100,000 THB, health cap 100,000 THB, house interest cap 100,000 THB). Personal allowance 60,000 THB and general expense 100,000 THB applied automatically.