Compare Colombia and South Korea corporate tax rates, filing due dates, withholding tax, VAT, capital gains tax, and effective tax metrics for cross-border company planning.
Time of Update — Colombia: 4/05/2026 · South Korea: 4/04/2026
Between April and May, depending on the tax ID of each taxpayer.
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CIT Return Due Date:
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 Payment Due Date:
According to the type of taxpayer, the CIT payment may be due in April to May with the CIT declaration form, or it may be due in July as the third installment.
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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 Estimated Payment Due Date:
Big taxpayers: 3 installments. Other taxpayers: 2 installments.
25 (the same as the normal CIT rate for corporations over 300B KRW taxable income)
Effective Tax Rate (ETR)
Colombia
South Korea
percent
Composite Effective Average Tax Rate:
32.93%
percent
Composite Effective Average Tax Rate:
24.87%
percent
Composite Effective Marginal Tax Rate:
32.59%
percent
Composite Effective Marginal Tax Rate:
22.0%
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