Venture Investment Income Deduction Calculator

Calculate the income deduction amount for investments in venture enterprises by bracket.

Enter Investment Information

10K KRW

Deduction limit: 50% of gross income

Deduction Rate by Bracket

Calculation Result

Total Investment

10K KRW

Total Deduction

10K KRW

Effective Deduction Rate

%

Applicable Deduction

10K KRW

Bracket Investment Deduction Rate Deduction Amount
0 ~ 30M KRW 100%
30M ~ 50M KRW 70%
Over 50M KRW 30%

Frequently Asked Questions

You can deduct up to 50% of your comprehensive income. A tiered deduction rate applies: 100% on the first 30 million won invested, 70% on amounts between 30 and 50 million won, and 30% on amounts exceeding 50 million won.
Yes, amounts invested in venture enterprises through a personal investment partnership (angel fund) are subject to the same deduction rates.
You apply during the comprehensive income tax filing period (May) of the year following your investment, by attaching the investment confirmation certificate.