Comprehensive Income Tax Calculator
Calculate annual global income tax and local tax based on salaries, business income, and basic exemptions
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Simulate annual global tax. Combine salaries (with tax deductions), business incomes, and basic family exemptions under standard Korea brackets.
How to use
- Input your annual gross wage, net business income, rental income, and other incomes.
- Set the number of dependents for family deductions and enter pension deductions.
- Check estimated national income tax and the 10% local tax surcharge.
FAQ
- Who needs to file global income tax in May?
- Wage earners with single salaries settled in February are exempt. Filing is mandatory for those with business income, rental income, or financial incomes exceeding 20M KRW.