The Corporate Tax Rate in South Korea stands at 24 percent. Corporate Tax Rate in South Korea averaged 29.81 percent from 1974 until 2025, reaching an all time high of 40.00 percent in 1975 and a record low of 24.00 percent in 2023. source: National Tax Service, South Korea

Related	Last	Previous	Unit	Reference
Corporate Tax Rate	24.00	24.00	percent	Dec 2025
Personal Income Tax Rate	45.00	45.00	percent	Dec 2025
Sales Tax Rate	10.00	10.00	percent	Dec 2025
Social Security Rate	19.75	19.75	percent	Dec 2025
Social Security Rate For Companies	10.35	10.35	percent	Dec 2025
Social Security Rate For Employees	9.40	9.40	percent	Dec 2025
Withholding Tax Rate	20.00	20.00	percent	Dec 2025

South Korea Corporate Tax Rate

In South Korea, the Corporate Income tax rate is a tax collected from companies. Its amount is based on the net income companies obtain while exercising their business activity, normally during one business year. It includes a rate of up to 25% from the central government and 2.5% for local corporate tax. The benchmark we use refers to the top marginal corporate income tax rate for corporations with more than KRW 200 billion of taxable income a year. Revenues from the Corporate Tax Rate are an important source of income for the government of South Korea.