CalKit

Ordinary Wage Calculator

Calculate monthly and hourly ordinary wage from base salary and allowances.

월 통상임금
3,700,000원

통상임금 상세

월 통상임금3,700,000원
시간급 통상임금 (÷209시간)17,703원
연장근로수당 (×1.5)26,555원/시간
야간근로수당 (×0.5)8,852원/시간
휴일근로수당 (×1.5)26,555원/시간

결과 공유

Overview

The Ordinary Wage Calculator computes monthly and hourly ordinary wages based on base pay, fixed allowances, and regular bonuses. Ordinary wage serves as the basis for calculating statutory premiums such as overtime, night work, holiday work allowances, dismissal notice pay, and annual leave pay, making accurate calculation essential.

Formula

Monthly Ordinary Wage = Base Pay + Fixed Allowances + (Annual Bonus ÷ 12)
Hourly Ordinary Wage = Monthly Ordinary Wage ÷ 209 hours

• 209 hours = (40 weekly hours + 8 paid holiday hours) × (365 ÷ 7) ÷ 12 months
• Fixed allowances: Regularly, uniformly, and fixedly paid allowances (job duty, position, qualification, etc.)
• Bonuses: Regular, uniform, and fixed bonuses are included in ordinary wage
• Performance-based or variable pay is excluded from ordinary wage

How to Use

  1. 1Enter your monthly base pay.
  2. 2Enter fixed allowances (job duty, position, qualification allowances, etc.).
  3. 3Enter the total annual regular bonus amount.
  4. 4Verify weekly contractual working hours (default: 40 hours).
  5. 5Click 'Calculate' to see monthly ordinary wage, daily wage, and hourly ordinary wage.

Tips

  • Ordinary wage must meet three criteria: regularity, uniformity, and fixedness. Only allowances satisfying all three are included.
  • A 2024 Supreme Court en banc ruling clarified the criteria for including regular bonuses in ordinary wage.
  • Meal and transportation allowances paid uniformly and fixedly to all employees may qualify as ordinary wage.
  • A higher ordinary wage increases overtime, night, holiday premiums, and severance pay accordingly.

FAQ

Q. What is the difference between ordinary wage and average wage?

Ordinary wage refers to pay that is regular, uniform, and fixed, and is used to calculate overtime, night, and holiday premiums. Average wage is based on total wages actually paid in the 3 months before separation and is used for severance pay and industrial accident compensation. If average wage is lower than ordinary wage, ordinary wage applies.

Q. What items are included in ordinary wage?

Base pay, job duty allowances, position allowances, qualification allowances, tenure allowances, and other regularly, uniformly, and fixedly paid items are included. Regular bonuses with fixed payment conditions also count. Performance-based pay and variable incentives are excluded.

Q. How is the 209-hour figure calculated?

(40 weekly hours + 8 paid holiday hours) × (365 ÷ 7) ÷ 12 months ≈ 209 hours. This is the standard monthly contractual hours for a full-time 40-hour-per-week worker. If weekly hours differ, this figure changes proportionally — for example, 30 hours per week yields approximately 157 hours.

Q. Why is ordinary wage calculation important?

Ordinary wage is the basis for overtime, night, and holiday premiums (50–100% surcharge each), annual leave pay, dismissal notice pay, and severance pay. If ordinary wage is miscalculated, all of these statutory payments may be underpaid, making accuracy critical for both employees and employers.

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