FAQ: The One Big Beautiful Bill, Explained
Our experts explain how this major tax legislation may affect you and how policymakers can better improve the tax code.
24 min read
The mission of our federal program is to promote tax and fiscal policy that leads to greater U.S. competitiveness, higher economic growth, and improved quality of life for all taxpayers.
We have several projects, such as the Growth and Opportunity Agenda and Options for Reforming America’s Tax Code, which help us educate taxpayers, journalists, and policymakers on how the U.S. tax system works and the impact of federal tax changes on taxpayers and the economy.
Our Center for Federal Tax Policy hosts Tax Foundation University, a crash course designed to educate congressional staff on the economics of tax policy. Our experts are also a go-to source in the media and are frequently cited in top outlets like The Wall Street Journal, The New York Times, and The Washington Post. See Our Experts
Economic and Tax Modeling
Since 2012, we have used our Taxes and Growth (TAG) macroeconomic model to analyze dozens of legislative and campaign tax proposals, including every major tax plan put forth during the 2016 presidential campaigns, the House GOP’s 2016 Tax Reform Blueprint, the Tax Cuts and Jobs Act, and President Biden’s tax reform agenda. See Our Economic and Tax Modeling
For a look at where tax modeling started, explore the extensive body of work from the Institute for Research on the Economics of Taxation (IRET), the think tank that pioneered dynamic tax modeling. Explore the IRET Archives
Featured Issues
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Cost Recovery | Taxes & Inflation | Taxes on Savers & Investors | Carbon Taxes
Featured Projects
2026 Tax Calculator: How the One Big Beautiful Bill Act’s Tax Changes Will Affect You
How will recent federal tax changes affect you?
4 min read
US Taxpayers to See a Nearly $2,300 Average Tax Cut in 2026 Under the Big Beautiful Bill
Notably, the OBBBA makes permanent the individual tax changes first put in place by the TCJA, which avoids a tax hike on an estimated 62 percent of tax filers in 2026.
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
Tariff Tracker: Impact of Trump Tariffs & Trade War by the Numbers
The Trump tariffs have not meaningfully altered the trade balance and amount to an average tax increase per US household of $700 in 2026.
51 min read
How Much Revenue Can Tariffs Really Raise for the Federal Government?
Could tariffs, a form of government finance heavily relied upon in the 18th and 19th centuries, function as a major source of revenue for a modern, developed economy in the 21st century?
16 min read
Budget Reconciliation: Tracking the 2025 Trump Tax Cuts
President Trump signed the One Big Beautiful Bill Act into law on July 4, 2025.
18 min read
Making the Tax Cuts and Jobs Act Permanent: Economic, Revenue, and Distributional Effects
Permanently extending the Tax Cuts and Jobs Act would boost long-run economic output by 1.1 percent, the capital stock by 0.7 percent, wages by 0.5 percent, and hours worked by 847,000 full-time equivalent jobs.
6 min read
Options for Navigating the 2025 Tax Cuts and Jobs Act Expirations
Policymakers should have two priorities in the upcoming economic policy debates: a larger economy and fiscal responsibility. Principled, pro-growth tax policy can help accomplish both.
21 min read
A Tax Reform Plan for Growth and Opportunity: Details & Analysis
This tax reform plan would boost long-run GDP by 2.5%, grow wages by 1.4%, and add 1.3M jobs, all while collecting a similar amount of tax revenue as the current code and reducing the long-run debt burden.
38 min read
The Unsustainable US Debt Course and Impacts of Potential Tax Changes
Given the poor state of the budget process and worsening debt trajectory, lawmakers should move boldly and quickly to address the issue, including via a fiscal commission process. Issues to consider should include reforms to both spending and taxes.
42 min read
Risks to the US Tax Base from Pillar Two
A growing international tax agreement known as Pillar Two presents two new threats to the US tax base: potential lost revenue and limitations on Congress’s ability to set its own tax policy.
39 min readAll Related Articles
709 Results
Supernormal Returns: An Overlooked Foundation of Tax Policy Debates
Supernormal profits are an important concept, but we should be wary of analysis that both defines supernormal profits very broadly and equates all supernormal profits with monopoly profits that can be easily taxed without negative economic effects.
23 min read
Results of a Survey Measuring Business Tax Compliance Costs
Lawmakers should consider compliance costs—not just tax liabilities—when evaluating reforms to business income taxation.
22 min read
Expanding User Fees for Transportation: Roads and Beyond
By 2034, the gas tax and other car-related excise taxes are projected to raise less than half of the Highway Trust Fund’s outlays. While broader tax and spending reforms are necessary for overall deficit reduction, improving transportation funding would be a crucial step forward.
34 min read
Puerto Rican Competitiveness and Pillar Two
Puerto Rico, a US territory with a limited ability to set its own tax policies, will be the first part of the US to be substantially affected by Pillar Two, the global tax agreement that seeks to establish a 15 percent minimum tax rate on corporate income.
17 min read
Details and Analysis of President Biden’s Fiscal Year 2025 Budget Proposal
President Biden is proposing extraordinarily large tax hikes on businesses and the top 1 percent of earners that would put the US in a distinctly uncompetitive international position and threaten the health of the US economy.
19 min read
Reining in America’s $3.3 Trillion Tax-Exempt Economy
For over a century, lawmakers have exempted politically favored organizations and industries from the tax code. As a result, the tax-exempt nonprofit economy now comprises 15 percent of GDP, roughly equal to the fifth-largest economy in the world.
41 min read