Last updated on: 5/22/2018 | Author:

Federal Corporate Income Tax Rates, Income Years 1909-2018

The federal corporate income tax was introduced in 1909 with a uniform rate of 1% for all business income above $5,000. Since then the rate has increased to as high 52.8% in 1969. It is currently set at 21% for all companies. See our updated resource detailing all corporate tax rates between 1909 and 2018.