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Colorado Income Tax Proposal, Alternative Minimum Tax (AMT), Net Operating Loss Deduction (NOL)

Colorado Considers Legislation to Tax Phantom Income

Under HB26-1221, Colorado would make two changes that raise additional revenue by taxing income that doesn’t actually exist. The proposed changes to the state’s alternative minimum tax and net operating loss provisions are designed to overstate income, leading to double taxation and distorting taxpayer behavior.

5 min read
Historical corporate tax rates and brackets. Explore the latest data on historical federal corporate income tax rates and brackets. Corporation tax rates history

Why Is My Tax Refund Larger This Year?

If you’ve filed your taxes already, you may have noticed a larger refund this year. That’s due to changes Congress made with the One Big Beautiful Bill Act (OBBBA) last year that retroactively cut taxes for 2025.

3 min read
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Global Tax Agreement, Pillar Two Implementation, Side-by-Side Agreement

Side-by-Side Implementation Is a Good Start, but It’s Just the Beginning

The side-by-side agreement is an important step in trans-Atlantic economic relations, however, there is more work to be done—on both sides of the Atlantic. If there’s a downside to the side-by-side agreement, it’s the risk of locking in mediocre tax policy choices for the long run.

International Tax Policy, European Geoeconomics

Lessons From European Geoeconomics & The Future Of International Tax Policy

European policymakers would be wise to refocus tax and trade policies on what is good for Europe rather than trying to change policies in countries beyond European borders. Meanwhile, the Trump administration would be wise to recognize that the transatlantic relationship is a geoeconomic asset that can be mutually beneficial.

Tax Education - girl in classroom

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TaxEDU gives teachers the tools to make students better citizens, taxpayers a vocabulary to see through the rhetoric, lawmakers crash courses to write smarter laws, and videos and podcasts for anyone who wants to boost their tax knowledge on the go.

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    Understand the terms of the debate with our comprehensive glossary, including over 100 tax terms and concepts.

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    Our animated explainer videos are designed for the classroom, social media, and anyone looking to boost their tax knowledge on the go.

  • Educational Resources

    Our primers are classroom-ready resources for understanding key concepts in tax policy.

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    Learn about the principles of sound tax policy—simplicity, transparency, neutrality, and stability—which should serve as touchstones for policymakers and taxpayers everywhere.

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    Our Tax Foundation University and State Tax Policy Boot Camp lecture series are designed to educate tomorrow's leaders on the principles of sound tax policy.