Korean Severance Pay Calculator
Estimate statutory retirement allowance in South Korea using the standard formula of 30 days of average wages for each year of continuous service. Enter your final 3 month wage data and employment dates to generate an instant estimate, a service timeline chart, and a practical legal guide.
Calculate your estimate
This calculator uses a common estimate method: average daily wage × 30 × continuous service days ÷ 365. It is designed for quick planning and should be checked against payroll records and legal advice for final settlement.
Estimated result
Enter your employment dates and final 3 month wage information, then click Calculate Severance.
Severance growth by service year
The chart compares how estimated severance increases as continuous service grows, based on your current average daily wage.
Expert guide to using a Korean severance pay calculator
A Korean severance pay calculator is designed to help employees, HR teams, payroll managers, and foreign workers estimate the statutory retirement allowance that may be owed when employment ends. In South Korea, severance pay is generally tied to continuous service and average wages. The standard concept is simple: an eligible employee should receive at least 30 days of average wages for each year of continuous service. The practical calculation, however, often raises questions about service periods, wage components, leave treatment, paid bonuses, and whether short service periods are prorated.
This calculator focuses on the core statutory framework by using final 3 month wage data and employment dates. The reason the final 3 months matter is that Korean severance calculations commonly rely on average wages immediately before termination. In many real payroll environments, the exact average wage can be affected by how bonuses, allowances, and certain additional payments are treated. That is why calculators are valuable: they provide a consistent starting point, reveal the financial scale of the payment, and help users identify whether they need a more detailed payroll or legal review.
How the basic severance formula works
The estimate used here follows a widely used structure:
- Average daily wage = total wages during the final 3 months plus allocable additions, divided by calendar days in that period.
- 30 day wage amount = average daily wage × 30.
- Estimated severance = 30 day wage amount × continuous service days ÷ 365.
For employees with one year or more of continuous service, this estimate aligns with the common rule of 30 days of average wages per year worked. If the employee has not yet completed one full year, statutory entitlement may not arise, even though a prorated mathematical figure can still be displayed as a planning estimate. In practice, the legal threshold matters a great deal. That means the first thing to check is eligibility, then the wage base, and then any company specific retirement pension arrangements.
What counts as continuous service in Korea
Continuous service generally refers to the uninterrupted period from the employee’s start date to the termination date. For most users, the cleanest way to calculate that period is to use the exact employment start and end dates. This matters because even small date differences can meaningfully affect the final figure, especially for higher earners.
Issues that may complicate continuous service include:
- Whether contract renewals are treated as one continuous employment relationship.
- Whether rehires after a short break are legally considered continuous.
- Whether unpaid leave or suspension changes the service calculation.
- Whether the worker was misclassified as an independent contractor when the legal relationship was really one of employment.
For regular employees, many cases are straightforward. For fixed term workers, dispatched workers, and foreign nationals employed under special visa or industry rules, it is especially important to compare contract terms against actual workplace practices. If the worker functioned as a true employee under management control, Korean labor law principles may still be central to the severance analysis.
Why the final 3 months are so important
The final 3 month period is the foundation of many severance calculations because average wage is often measured over that exact period. The calculator asks for total gross wages received in the final 3 months and the calendar day count during that period. The default of 92 days is a common example, but users should verify the exact period because some 3 month spans have 90 or 91 days instead.
| Example 3 month period | Calendar days | Why it matters |
|---|---|---|
| January 1 to March 31 | 90 | A lower day count raises the average daily wage if total wages stay the same. |
| April 1 to June 30 | 91 | One extra day slightly lowers average daily wage compared with a 90 day period. |
| July 1 to September 30 | 92 | Common input used for many rough estimates. |
| October 1 to December 31 | 92 | Useful when year end termination occurs. |
Users sometimes ask whether annual bonuses, unused leave payouts, or periodic incentives should be included. The short answer is: sometimes, but not always in the same way. Some items are counted directly if they were paid during the final 3 months. Other items may require a more technical allocation method depending on how they accrued and how Korean labor law classifies them. That is why this calculator includes a field for allocable additions. It allows an HR professional or advisor to enter extra amounts that should be added to the average wage base.
Real wage data points that affect severance planning
One practical reason employees use a Korean severance pay calculator is to understand how statutory benefits scale as wages rise. Minimum wage data offers a simple benchmark for that analysis. While severance is not based on minimum wage alone, official minimum wage levels help workers test whether their pay assumptions are realistic and whether final 3 month earnings appear internally consistent.
| Year | Korea minimum hourly wage | Equivalent monthly wage for 209 hours | Planning implication |
|---|---|---|---|
| 2023 | 9,620 KRW | 2,010,580 KRW | Useful baseline for lower wage severance estimates. |
| 2024 | 9,860 KRW | 2,060,740 KRW | A higher final 3 month wage base increases the average daily wage and severance amount. |
| 2025 | 10,030 KRW | 2,096,270 KRW | Even modest wage increases can materially affect severance over multiple service years. |
These numbers show why timing matters. If a worker receives a wage increase shortly before separation and that increase flows into the final 3 month wage period, the average daily wage may rise. Because severance is linked directly to average wages, the total payout can increase accordingly. Conversely, unpaid leave, reduced hours, or a temporary wage reduction near termination may reduce the average wage and lower severance unless special legal adjustments apply.
How to use this calculator correctly
- Enter the exact employment start date. Use the date continuous service began, not merely the date of the most recent contract renewal unless a legal break in service clearly occurred.
- Enter the termination date. This should reflect the actual final day of employment or payroll separation date used for severance purposes.
- Enter gross wages paid in the final 3 months. Review payroll slips carefully. Monthly salary, fixed allowances, and regularly paid wage items often belong here.
- Add allocable wage amounts if needed. If a payroll professional or legal advisor confirms that a bonus or other payment should be allocated into the average wage period, enter that amount in the additions field.
- Confirm the day count. Do not guess if payroll records can confirm the exact calendar span.
- Click Calculate Severance. Review the result, average daily wage, total service length, and the chart.
Common mistakes people make
- Using monthly salary instead of total wages actually paid during the final 3 months.
- Ignoring variable pay that should be included in the average wage analysis.
- Using an incorrect 3 month day count.
- Failing to verify whether the employee passed the one year threshold.
- Assuming every lump sum payment counts automatically.
- Overlooking the effect of contract continuity and reclassification issues.
Among these, the most expensive mistake is usually misunderstanding the wage base. In real disputes, the largest gap between employer and employee positions often comes from disagreements over whether a specific allowance or bonus should be treated as part of wages for average wage purposes. A calculator gives you a transparent framework, but legal classification still matters.
Calculator estimates versus final payroll settlement
A calculator should be viewed as a planning tool, not the final legal verdict. Final payroll settlement may differ because employers can operate retirement pension systems, maintain internal policies that affect payment timing, or use payroll classifications that need legal review. In some cases, the worker and employer may also disagree over the true end date of employment or whether service was interrupted. All of these factors can change the final amount.
That said, a good estimate remains extremely useful. Employees can use it to negotiate confidently, compare the amount paid against a reasonable expectation, and decide whether a specialist review is needed. Employers can use it to budget cash flow, reduce compliance risk, and produce more transparent exit calculations.
Who should use a Korean severance pay calculator
- Employees resigning after one year or more of service
- Foreign workers leaving Korea and checking exit payments
- HR teams preparing retirement allowance estimates
- Payroll staff reconciling average wage calculations
- Recruiters and mobility managers modeling compensation costs
- Lawyers and consultants conducting first pass case reviews
Authoritative resources for deeper verification
For additional context, review authoritative references such as the Library of Congress report on South Korea wage calculation standards, the U.S. Department of Labor wage guidance portal, and Cornell Law School’s legal explanation of wages.
Practical examples
Suppose an employee worked from January 1, 2021 to December 31, 2024 and earned 12,000,000 KRW in the final 3 months. If the period had 92 calendar days and there were no extra allocable additions, the average daily wage would be 130,434.78 KRW. Thirty days of average wages would be roughly 3,913,043 KRW. With approximately four years of continuous service, the severance estimate would be around 15.6 million KRW before any payroll specific adjustments. If the same employee had an additional allocable 400,000 KRW, the average daily wage would rise and severance would increase correspondingly.
Now consider a worker with only 11 months of service. The formula can still produce a prorated number, but statutory entitlement usually depends on meeting the one year threshold. In that situation, the calculator is still helpful because it shows the economic scale of the issue, but the user should not confuse a prorated estimate with a guaranteed legal payout.
Final advice for employees and employers
If you are an employee, keep your pay slips, contract renewals, and any records of bonuses or fixed allowances. If you are an employer, maintain consistent payroll classifications and document how average wage was determined at separation. Small recordkeeping improvements can prevent large severance disputes later.
Use this Korean severance pay calculator as a fast, transparent first step. It is ideal for creating an informed estimate, testing different wage scenarios, and understanding how service length changes the final result. After that, compare the output against official payroll records and, where necessary, seek a Korea labor law review for a definitive calculation.