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Calculate late salary deduction

Calculate the deduction for lateness by minute and by time, at a rate per minute.

Wages/LabourVerifiable formulaYou can save and share results.

⏰ Calculation of deductions in case of late arrival

Rate per minute = wages ÷ (work days × hours/day × 60 minutes)

Calculate the deductions per time and monthly totals with net salary.

Late Salary Deduction Calculator

The Late Salary Deduction 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 late salary deduction 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 payroll, the days worked, the hours per day, the minutes late, and the number of late days in the month. The system will calculate the deduction and net pay.

Formulas used

  • Hourly rate = salary ÷ (work days/month × hours/day)
  • Rate of deduction/minute = rate of pay/hour ÷ 60
  • Deduction per call = Rate per minute × Minutes of delay
  • Total monthly deductions = deductions per time x number of late times
  • Net salary = salary - total monthly deductions

Related Links

Frequently asked questions

Can your employer deduct late pay?
The Thai labour law does not specifically provide for late pay deductions, but employers can set up regulations in the work regulations to deduct late pay, by notifying employees in advance and following the rules.
How is the deduction rate calculated?
Rate per minute = salary ÷ (work days/month × hours/day × 60 minutes) and calculate the deduction = rate per minute × number of minutes delayed × number of times delayed
Can the company set the rate of deduction for late payments?
Yes, companies can set their own policy and rate of deduction for late payments, but they must specify it in their working rules, notify employees in advance, and treat all employees fairly and consistently.
How many minutes before you get charged?
Depending on company policy, some companies have time off, such as late arrival of less than 15 minutes is not deducted, or if late arrival of more than 30 minutes is considered half-day absence, check your company's regulations.
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 calculation is a preliminary estimate. The policy of late pay deduction depends on the company's working regulations. Thai labor law does not specify the rate of late pay deduction.

English calculator guide

How to use the Late Salary Deduction Calculator

Use this page to test a specific late salary deduction 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 late salary deduction estimate instead of relying on a generic example.

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

Inputs for the late salary deduction estimate

For this late salary deduction 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 late salary deduction result is calculated

The calculator applies the displayed pay period, rate, deduction and statutory assumptions to the employment figures entered. Reusing the same late salary deduction inputs will produce the same estimate, which makes the page suitable for controlled scenario comparisons.

Checks for a late salary deduction decision

Check the effective date and confirm current rules with the relevant Thai authority or a qualified adviser. For late salary deduction, 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
Calculator scope
Payroll and employment
Last English review
26 July 2026

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