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Calculate maternity leave wages

Calculation of wages during maternity leave 98 days employer pays 45 days + social security fund 90 days according to the Labour Protection Act

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The right to maternity leave under Thai labour law 2026

Maximum maternity leave 120 days - employer pays maximum 60 days + social security calculates 50% of the wage base 90 days

Last checked 7 June 2026: Labour Protection Act, 9 B. E. 2025 and Social Security Base Wage Cap M.33 2026

Maternity Leave Wages Calculator

The Maternity Leave Wages Calculator estimates an income, tax or statutory-cost estimate for the figures entered from the income, employment or business status, relevant period, allowances and current thresholds shown on the page. Replace the example values with your own maternity leave wages figures and recalculate after changing an assumption. Treat it as a planning estimate and independently verify the current rule or provider terms.

Fill in the actual salary and social security base to calculate the money you expect to receive during maternity leave, separately for employer and social security under the new law.

Quick answer.

Maternity leave 2026 maximum 120 days: employer pays 60 days + social security calculates 50% of the wage base 90 days

Sample salary 30,000 baht and social security base 17,500 baht: employer pays 60,000.00 baht + social security 26,250.00 baht= total approximately 86,250.00 baht

Employer.

60,000.00 baht

30,000 ÷ 30 × 60

Social security.

26,250.00 baht

17,500 × 50% ÷ 30 × 90

Total approx.

86,250.00 baht

Before checking the actual terms with HR/SSO.

GCC: Labour Protection Act, 9th edition B. E. 2025Public Information Department: Summary of maternity leave rights 120 daysGCC: Base Social Security Wage Cap for Year 33 Year 2026

Copy or share this sample and fill in the actual salary in the form below to check your balance.

Salary 15,000: 52,500.00 bahtSalary 30,000: 86,250.00 bahtSalary 50,000: 126,250.00 baht

Note: The results are a planning aid, not a decision on entitlement. Social Security and HR may need to check your contribution history, documents and company terms.

Base SSF Section 33 Year 2026 Maximum 17,500 baht/month

Formula used for calculation

  • Daily wages = Salary ÷ 30
  • Employer paid = daily wage × 60 days
  • Social Security paid = (SSF base × 50%) ÷ 30 × 90 days
  • Base SSF year 2026 for Section 33 use maximum ceiling 17,500 baht/month
  • Total estimated = employer paid + social security paid before eligibility check with HR or social security office.

References used to set the year 2026

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Check before using results

Summary before deciding

This calculation result is suitable for preliminary planning. Actual figures should be checked from documents or official sources before making important decisions.

  • The calculation is based on the information you enter on this page.
  • Special cases may require additional information.
  • It is recommended to record or compare the results with the related tools below.
Calculation method and references

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Frequently asked questions

How many days of maternity leave in 2026?
The new amended Labour Protection Act gives female employees the right to take up to 120 days of maternity leave per pregnancy and employers pay the employees the same wage as they would have paid for working days, but not more than 60 days.
How many days of maternity leave does the employer pay?
Since the new law came into effect, employers can pay maternity leave pay at the regular rate for up to 60 days. This tool calculates from actual wages ÷ 30 × 60 days.
How does social security pay for maternity leave?
This tool calculates the maternity leave benefit at 50% of the social security base for 90 days, allowing for adjustment of the base and using the 2026 ceiling of 17,500 baht/month for self-insured persons. Section 33
What's the maximum salary base for SSF in the year 2026?
The base wage ceiling for calculating Section 33 contributions from 1 January 2026 to 31 July 2571 is not more than 17,500 baht/month. This tool does not take SSF base above 17,500 baht.
If the actual salary is more than 17,500 baht, how much do you have to fill out the SSF base?
If you are a self-insured person Section 33 and your wage base is transferred to the ceiling, fill in 17,500 baht even if your actual salary is higher than that, because social security is calculated from the transfer base, not all of your actual salary.
Is the total that the tool shows the salary 120 all days?
Not a full salary of 120 days. The total is the maximum employer's pay of 60 days plus the social security allowance of 90 days on the basis of the wage you entered. Eligibility depends on the terms of the contribution and company policy.
Do you get a leave when your wife gives birth?
The new law extends the right of male employees to take paternity leave to assist a spouse in childbirth to up to 15 days, with the right to take the leave within 90 days of the birth. See the separate tool for calculating paid paternity leave.
Can I use this calculation to submit a claim?
This is for planning and verification purposes only. Before filing, please check with HR or Social Security Office for eligibility. Eligibility depends on contribution history, documents and insured status.
Disclaimer: The results are estimates according to Thai labour law and social security conditions. Actual benefits may vary depending on the terms of transfer and company policy. Please check with the Social Security Office or employer directly.

English calculator guide

How to use the Maternity Leave Wages Calculator

Use this page to test a specific maternity leave wages scenario. Enter your own values in the calculator above, review the units beside each field, and recalculate after changing an assumption. The result updates the maternity leave wages estimate instead of relying on a generic example.

  1. Build a baseline maternity leave wages case with figures that match your situation.
  2. Run a second maternity leave wages case after changing the rate, period, quantity or other key assumption.
  3. Record the difference between the two maternity leave wages results and the input responsible for it.

Inputs for the maternity leave wages estimate

For this maternity leave wages calculation, check the income, employment or business status, relevant period, allowances and current thresholds shown on the page. The result is designed to show an income, tax or statutory-cost estimate for the figures entered, not a guaranteed provider price or official decision.

How the maternity leave wages result is calculated

The calculator applies the page-specific measurement relationship to the personal values you enter. Reusing the same maternity leave wages inputs will produce the same estimate, which makes the page suitable for controlled scenario comparisons.

Checks for a maternity leave wages decision

Check the effective date and confirm current rules with the relevant Thai authority or a qualified adviser. For maternity leave wages, Use the result to reconcile a payslip or plan take-home pay. Employer payroll rules, benefits, withholding and statutory contributions can change the final amount. Because this calculation can affect an important financial, legal or health decision, independently verify the inputs and current rules before relying on the result.

Language QA
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Last English review
26 July 2026

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