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Income Tax Act — Article 4 (Classification of Income)

소득세법 제4조

This English translation is based on the Korean text effective 2024-05-17. The Korean law has since been amended (current version effective 2026-07-01) — check the Korean original.

(1) Income of a resident shall be classified as follows: <Amended by Act No. 11611, Jan. 1, 2013; Dec. 29, 2020>

1. Global income: Sum of each of the following incomes after deducting income under subparagraphs 2, 2-2 and 3 from all the taxable incomes under this Act:(a) Interest income;(b) Dividend income;(c) Business income;(d) Wage and salary income;(e) Pension income;(f) Other income;

2. Retirement income;2-2. Financial investment income;

3. Capital gains.

(2) When classifying income under paragraph (1), profits from a trust, excluding trusts described in the following subparagraphs, shall be categorized based on the details of income generated from the property rights transferred to the trustee under Article 2 of the Trust Act or disposed of otherwise: <Amended by Act No. 10924, Jul. 25, 2011; Dec. 29, 2020; Dec. 31, 2022>

1. A trust in which the trustee pays corporate tax on income attributable to the trust property under Article 5 (2) of the Corporate Tax Act;

2. An investment trust as defined in Article 9 (18) 1 of the Financial Investment Services and Capital Markets Act: Provided, That until December 31, 2024, it shall be limited to a collective investment scheme as defined in Article 17 (1) 5 of the same Act;

3. A special account of an insurance company that runs collective investment business concurrently as defined in Article 251 (1) of the Financial Investment Services and Capital Markets Act.

(3) Income of a nonresident shall be classified pursuant to Article 119.[This Article Wholly Amended by Act No. 9897, Dec. 31, 2009][Enforcement Date: Jan. 1, 2025] Articles 4 (1) 1 and 4 (1) 2-2

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