Compare South Korea and Philippines corporate tax rates, filing due dates, withholding tax, VAT, capital gains tax, and effective tax metrics for cross-border company planning.
Time of Update — South Korea: 4/04/2026 · Philippines: 4/06/2026
Mid-term tax returns: within two months from the end of the six-month period; annual tax returns: within three months from the end of the fiscal year.
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CIT Return Due Date:
Quarterly return: Within 60 days from the close of each of the first three quarters. Annual return: On or before the 15th day of the fourth month following the close of the taxable year.
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CIT Payment Due Date:
The submission of the declaration form (instalment payments are allowed in the case of elections).
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CIT Payment Due Date:
On the 15th day of the fourth month following the close of the taxable year.
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CIT Estimated Payment Due Date:
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CIT Estimated Payment Due Date:
Quarterly instalments paid within 60 days after each quarter.
25 (the same as the normal CIT rate for corporations over 300B KRW taxable income)
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General Capital Gain Tax Rate:
If the net capital gain is within P100,000, the applicable tax rate is 5%, and the excess is 10%.
Effective Tax Rate (ETR)
South Korea
Philippines
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Composite Effective Average Tax Rate:
24.87%
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Composite Effective Average Tax Rate:
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Composite Effective Marginal Tax Rate:
22.0%
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Composite Effective Marginal Tax Rate:
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