Sick leave under section 57 of the Labor Protection Act.
Unlimited sick leave, but employer pay maximum of 30 working days per year at normal pay rate.
If you're on sick leave for 3 consecutive days or more, your employer may require a medical certificate.
Sick Leave Wages Calculator
The Sick 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 sick 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 salary and sick days spent this year to calculate the wages received and the remaining sick days.
Calculation results
Daily wages.
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Sick pay.
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Total sick pay.
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I'm gonna have a few days left this year.
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Sick leave days used over the quota of 30 days. The employer is not required to pay wages for the excess days.
Formula used for calculation
Daily wages = Salary ÷ 30
Date received pay = min(sick days used, 30 days)
Total wages = daily wages × day of payment
Remaining days off = 30 - Sick days used (not less than 0)
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.
The Labour Protection Act Section 57 stipulates that employees are entitled to sick leave as long as they are actually ill and employers must pay for sick leave not exceeding 30 working days per year.
Does sick leave over 3 days require a medical certificate?
The law states that if sick leave is 3 consecutive working days or more, the employer may require the employee to show a current medical plan or medical practitioner's certificate.
Can I take 30 days of sick leave and add it to next year?
The sick leave rights 30 days per year do not accumulate over the year, but in practice some companies may have additional special policies better than the law. Please check your company's working regulations.
How is the sick pay calculated?
Sick leave pay is calculated at the same rate as regular pay. Generally, it is calculated from salary ÷ 30 per day and the employer must pay the full amount for sick leave in the quota of 30 days per year.
What is the minimum wage for the year 2026?
The minimum wage in 2025-2026 in Bangkok and surrounding areas is 370-400 baht/day, in the provinces is 330-370 baht/day depending on the province. Check the latest rate from the Ministry of Labour mol. go. th
What is the net salary calculated from?
Net salary = Total salary - Tax deducted at place of payment - Social security contributions (5% maximum 875 baht) - Subsistence reserve fund (if any) Employer pays additional social security to the other party 5%
How does OT count?
Regular days: 1.5 times the normal hourly wage | Holidays: 2 times (regular hours) and 3 times (overtime) | Under the Labour Protection Act 1998
What's the benefit of a life insurance fund?
Long-term savings that employers contribute (1-15% of wages) + maximum tax deduction 15% of income or 500,000 baht + return on investment withdrawable when leaving work or retirement
Disclaimer: The results are estimates according to Thai labour law. Some companies may have better policies than the law requires. Please check your employment regulations and contracts.
English calculator guide
How to use the Sick Leave Wages Calculator
Use this page to test a specific sick 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 sick leave wages estimate instead of relying on a generic example.
Build a baseline sick leave wages case with figures that match your situation.
Run a second sick leave wages case after changing the rate, period, quantity or other key assumption.
Record the difference between the two sick leave wages results and the input responsible for it.
Inputs for the sick leave wages estimate
For this sick 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 sick leave wages result is calculated
The calculator applies the displayed pay period, rate, deduction and statutory assumptions to the employment figures entered. Reusing the same sick leave wages inputs will produce the same estimate, which makes the page suitable for controlled scenario comparisons.
Checks for a sick leave wages decision
Check the effective date and confirm current rules with the relevant Thai authority or a qualified adviser. For sick 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
Terminology, numeric values and calculator controls checked
Review formula structure, test cases, data sources, effective dates, and risk language accordingly.How to check our · There is no claim that an outside professional reviewed it. Unless the page directly states the name and qualifications. This content is therefore not individual advice.
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