Tax Calculator: How the TCJA’s Expiration Will Affect You
Unless Congress acts, Americans are in for a tax hike in 2026.
3 min read
Providing journalists, taxpayers, and policymakers with the latest data on taxes and spending is a cornerstone of the Tax Foundation’s educational mission.
As a nonpartisan, educational organization, the Tax Foundation has earned a reputation for independence and credibility. Our federal tax policy team regularly provides accessible, data-driven insights from sources such as the Internal Revenue Service (IRS), the Organisation for Economic Co-Operation and Development (OECD), Congressional Budget Office (CBO), the Joint Committee on Taxation (JCT), and others. For more insights on the latest federal tax policies, explore the Tax Foundation’s general equilibrium Taxes & Growth (TAG) Model
Featured Data
Expiring TCJA Tax Provisions in 2026 Would Produce Substantial Tax Hike across the US
At the end of 2025, the individual tax provisions in the Tax Cuts and Jobs Act (TCJA) expire all at once. Without congressional action, most taxpayers will see a notable tax increase relative to current policy in 2026.
4 min read
2025 Tax Brackets
Explore the IRS inflation-adjusted 2025 tax brackets, for which taxpayers will file tax returns in early 2026.
4 min read
Summary of the Latest Federal Income Tax Data, 2025 Update
New IRS data shows the US federal income tax system continues to be progressive as high-income taxpayers pay the highest average income tax rates. Average tax rates for all income groups remain lower after the Tax Cuts and Jobs Act (TCJA).
6 min read
Historical U.S. Federal Individual Income Tax Rates & Brackets, 1862-2021
How do current federal individual income tax rates and brackets compare historically?
1 min read
Sources of US Tax Revenue by Tax Type, 2024 Update
Different taxes have different economic effects, so policymakers should always consider how tax revenue is raised and not just how much is raised.
3 min readAll Federal Tax Data
339 Results
The Top 1 Percent’s Tax Rates Over Time
In the 1950s, when the top marginal income tax rate reached 92 percent, the top 1 percent of taxpayers paid an effective rate of only 16.9 percent. As top marginal rates have fallen, the tax burden on the rich has risen.
5 min read
The Composition of Federal Revenue Has Changed Over Time
The federal income tax and federal payroll tax make up a growing share of federal revenue. Individual income taxes have become a central pillar of the federal revenue system, now comprising nearly half of all revenue.
2 min read
Income Taxes on the Top 0.1 Percent Weren’t Much Higher in the 1950s
Recent plans to increase the tax burden on wealthy Americans, such as higher marginal income tax rates and wealth taxes, are flawed in several ways, including in their lack of understanding of tax history.
4 min read
America Already Has a Progressive Tax System
Recent interest in raising the tax burden on high-income individuals glosses over the fact that the U.S. federal tax code is already progressive.
3 min read
2019 Tax Brackets
The IRS recently released its 2019 individual income tax brackets and rates. Check out the new standard deduction, child tax credit, earned income tax credit, rates and brackets, and more.
5 min read