Summary of the Latest Federal Income Tax Data, 2023 Update
The latest IRS data shows that the U.S. federal individual income tax continued to be progressive, borne primarily by the highest income earners.
43 min read
Featured Articles
What’s Missing from the Tax Burden Debate
When we discuss tax policy, the conversation inevitably turns to who pays, who should pay, and how much they should pay. Unfortunately, the tax burdens debate is often missing a key point: how income transfer programs—like Social Security or Medicaid—affect households’ tax burdens.
State and Local Tax Burdens, Calendar Year 2022
Tax burdens rose across the country as pandemic-era economic changes caused taxable income, activities, and property values to rise faster than net national product. Tax burdens in 2020, 2021, and 2022 are all higher than in any other year since 1978.
24 min readAll Related Articles
How Much Revenue Would Senator Sanders’ Wealth Tax Proposal Really Raise?
Senator Bernie Sanders introduced a proposed 5 percent annual wealth tax on billionaires to fund direct payments to Americans and expand social welfare programs.
5 min read
State Individual Income Tax Rates and Brackets, 2026
Individual income taxes are a major source of state government revenue, accounting for more than a third of state tax collections. How do income taxes compare in your state?
9 min read
State Tax Trends to Watch in 2026
State lawmakers around the country have begun their legislative sessions, and many are considering tax reform. This piece highlights some of the areas on which they are likely to focus.
4 min read
One Big Beautiful Bill Act Tax Policies: Details and Analysis
Our analysis of the major tax provisions included in the OBBBA finds it will increase long-run GDP by 0.7 percent. The major tax provisions will reduce federal tax revenue by nearly $5.2 trillion between 2025 and 2034, on a conventional basis.
12 min read
Top Personal Income Tax Rates in Europe, 2026
Denmark (55.9 percent), France (55.4 percent), and Austria (55 percent) levy the highest top personal income tax rates in Europe.
4 min read
Evaluating Washington’s Proposed Millionaires’ Tax
Washington lawmakers are holding their first hearing on long-anticipated legislation that would create a new 9.9 percent tax on income over $1 million.
6 min read
Two Virginia Income Tax Proposals Would Make the State Less Affordable
Should both HB 979 and HB 378 pass, Virginia would have the nation’s highest top marginal rate on investment income.
8 min read
A 9.25 Percent Top Income Tax Rate Would Drive Jobs, Investment, and Economic Opportunity Out of Michigan
Michigan’s proposed 5 percent income surtax on high earners, yielding a top marginal rate of 9.25 percent, is also a tax on the small businesses that employ nearly 2 million Michiganders.
25 min read
Tax Refunds and the One Big Beautiful Bill Act
When taxpayers file their 2025 tax returns in 2026, many will see larger refunds than in recent years. That’s due to the One Big Beautiful Bill Act (OBBBA), which reduced individual income taxes for 2025 by an estimated $129 billion.
4 min read
The Proposed California Wealth Tax Is Far Higher than 5 Percent
The 2026 Billionaire Tax Act, a California ballot initiative, would ostensibly impose a one-time tax of 5 percent on the net worth of the state’s billionaires. Due, however, to aggressive design choices and possible drafting errors, the actual rate on taxpayers’ net worth could be dramatically higher.
18 min read
Proposed Washington Income Tax Would Yield a Top Rate of More Than 18 Percent
A proposed “millionaire’s tax” in Washington State would yield the highest combined state and local top rate in the country.
6 min read
Sources of Personal Income, Tax Year 2022
As policymakers consider reforms to the individual income tax, understanding the types of income that make up the individual income tax base can help them understand the trade-offs of different changes to the tax system.
8 min read
How Scandinavian Countries Pay for Their Government Spending
Scandinavian countries are well known for their broad social safety nets and their public funding of services such as universal health care, higher education, parental leave, and child and elderly care. High levels of government spending naturally require high levels of taxation. So, how do these countries raise their tax revenues?
7 min read
State Tax Changes Taking Effect January 1, 2026
Forty-three states will ring in 2026 with notable tax changes. Eight states will see reduced individual income tax rates in the new year while four states will see reduced corporate income tax rates.
30 min read
Testimony: Taxation of Ultra-High-Net-Worth Individuals
Instead of implementing new wealth taxes, European policymakers should focus on making the current tax system more efficient and transparent.
Why Swiss Voters Should Be Skeptical of the Billionaire Tax
Switzerland’s proposed 50 percent billionaire estate tax promises negligible revenue, risks economic harm, and strips cantons of their autonomy and tax competition.
5 min read
Who Really Pays for European Welfare States?
Who really pays for European welfare states? Many assume the answer is obvious: high-income earners contribute while low-income earners benefit. However, that assumption is only partly true, and often misleading.
6 min read
Spain’s Tax Missteps Undermine Competitiveness
Spain’s central government could learn some valuable lessons from its regional governments and other European countries about sound tax policy.
7 min read
Excise Taxes Are Most Harmful to the Poor
Excise taxes are regressive, and other alternatives are frequently available to incentivize behavior change.
6 min read
Movers and Shakers in the 2026 State Tax Competitiveness Index
In the spirit of change and improvement, it’s worth looking back to see which states have truly embraced tax competitiveness since 2020, and which ones have lagged behind.
6 min read