The Tax Cuts and Jobs Act is the biggest federal tax law change in over 30 years. Below are some significant changes affecting corporations. Note: Except where noted, the changes are effective for tax years 2018–2025. Corporation Tax Rates Changes have been made to the corporation tax rates, which under prior law contained several graduated tax brackets. For tax years beginning after 2017: • All taxable income of a C corporation is taxed at a flat tax rate of 21%. • There is no longer a separate … [Read more...] about Tax Cuts and Jobs Act Corporations