Bracket ladder

Thailand Payroll CalculatorThe withholding tax you owe, computed in eight bands.

A free Thailand PIT calculator built from the Revenue Department's 2026 progressive brackets. Enter monthly gross, standard allowances, and SSO – get a clean monthly obligation.

Open the calculatorOutsource payroll to Settlr Global
  • Standard allowancesPersonal, spouse, and children applied before the brackets.
  • SSO contributionsEmployee and employer social security estimated each month.
  • Employment income deduction50% of gross, capped at ฿100,000 per year. Automatic.

Payroll tax calculator

Enter employee details. See your obligation breakdown.

Start with the employee's monthly gross. Results update as you type.

Employee details & monthly salary

Required – drives every downstream result.

Personal allowance

Fixed by Thai law – applied automatically.

฿60,000/year

Life/health insurance, RMF, SSF, donations, etc.

Spouse allowance – spouse has no income?

Yes = THB 60,000 deduction applied · No = no deduction

Maximum 3 children · THB 30,000 deduction per child

Employment income deduction (50% of gross, max THB 100,000/year) and SSO (max THB 875/month from Jan 2026) are computed automatically.

How we calculate it

5 steps
  1. 01

    Annualise gross salary

    Monthly gross × 12 = annual gross.

  2. 02

    Subtract employment income deduction

    50% of gross, capped at ฿100,000 per year.

  3. 03

    Apply standard allowances

    Personal (฿60k), spouse (฿60k), children (฿30k each, max 3), SSO, other.

  4. 04

    Step through 8 progressive brackets

    0% → 35%, marginal at each band per Revenue Department PIT 2026.

  5. 05

    Divide annual tax by 12

    Monthly withholding tax to deduct from each pay cycle.

Enter a monthly gross salary aboveEnter a monthly gross salary

Results appear here the moment you type a value. Monthly withholding, annual tax, effective rate, employee + employer SSO, and a per-bracket breakdown.

Your results

Estimated monthly in-hand (THB)

฿0.00

Gross salary minus withholding tax and employee SSO.

Monthly withholding tax (THB)

฿0.00

Amount to remit to the Revenue Department each month.

Annual tax

฿0

Effective rate

0.00%

Employer payroll cost

Monthly WHT + employee & employer SSO

฿0.00

Show calculation steps
Annual gross salary฿0
Less: Employment income deduction−฿0
Less: Social security (annual)−฿0
Less: Personal allowance−฿0
Less: Spouse allowance−฿0
Less: Child allowance−฿0
Less: Other deductions−฿0
Net taxable income (THB/year)฿0

Per-bracket tax

0 to 150,000 (0%)฿0
150,001 to 300,000 (5%)฿0
300,001 to 500,000 (10%)฿0
500,001 to 750,000 (15%)฿0
750,001 to 1,000,000 (20%)฿0
1,000,001 to 2,000,000 (25%)฿0
2,000,001 to 5,000,000 (30%)฿0
5,000,001 and above (35%)฿0
Employee SSO (monthly)฿0
Employer SSO (monthly)฿0

Rate card

PIT brackets used in this calculator

Source: Revenue Department of Thailand. The same eight bands the calculator steps through.

Full rates, deductions and the residency rule: Thailand income tax brackets 2026.

Income bracket (THB/year)FromToRateMax tax in bracket
0 to 150,0000150,0000%0
150,001 to 300,000150,001300,0005%7,500
300,001 to 500,000300,001500,00010%20,000
500,001 to 750,000500,001750,00015%37,500
750,001 to 1,000,000750,0011,000,00020%50,000
1,000,001 to 2,000,0001,000,0012,000,00025%250,000
2,000,001 to 5,000,0002,000,0015,000,00030%900,000
5,000,001 and above5,000,001No limit35%Unlimited

Sample slips

Worked examples: single filer, no dependents

Three common monthly gross salaries, calculated with the same 2026 brackets and default allowances used in the calculator above.

Last updated 26 July 2026

Monthly grossSSO (employee)Withholding taxTake-homeEffective rate
฿50,000฿875฿1,704฿47,4213.4%
฿100,000฿875฿10,198฿88,92710.2%
฿200,000฿875฿36,154฿162,97118.1%

Assumes single filer, no children, no spouse allowance, and no additional deductions. Married filers, dependents, and mid-year joiners will see different results. Use the calculator above for your exact figures.

Methodology: figures are computed using the same calculation engine as the interactive calculator above: annual gross minus the 50% employment income deduction (capped at ฿100,000), minus personal/spouse/child allowances and SSO, run through the 8 progressive PIT brackets published by the Revenue Department of Thailand for tax year 2026, then divided by 12 for a monthly withholding figure.

This calculator provides an estimate for planning purposes only. Actual tax liability may vary based on individual circumstances. Consult Settlr Global or a qualified Thai tax advisor for precise calculations. Settlr Global is a WOWS Global company. Source: Revenue Department of Thailand – PIT Rates 2026.

Questions

Before you calculate

What tax year does this Thailand payroll tax calculator use?

The calculator uses Thailand tax year 2026 progressive personal income tax brackets and standard employment deductions shown on the page.

Does the calculator include Thai social security contributions?

Yes. It estimates employee and employer SSO contributions alongside monthly withholding tax and total payroll obligations.

Can Settlr Global manage payroll filings after I estimate payroll tax?

Yes. Settlr Global manages Thai payroll runs, PND filings, social security, reimbursements, payslips, and related monthly payroll operations.

Want this run for you every month?

Settlr Global handles withholding tax, SSO, payslips, and PND filings – so month-end is a checkpoint, not a crisis.

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Also seePayrollTax Calendar 2026Accounting and TaxThailand income tax brackets 2026