South Korea Assembly Considers Bill to Partially Amend Corporate Tax Act

March 16, 2026, 5:00 AM UTC

The South Korean National Assembly March 10 accepted for consideration Bill No. 2217355, to partially amend the Corporate Tax Act. The bill includes measures to: 1) introduce an additional corporate tax on excess income earned by domestic petroleum refiners and liquefied petroleum gas group suppliers; 2) impose an additional corporate tax at a rate of 20 percent on excess income, calculated separately and added to the corporate tax, in cases where a covered corporation’s income for a fiscal year exceeds the average income of the preceding three fiscal years by more than 500 million South Korean won (US$338,067); and 3) ...

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