Institute on Taxation and Economic Policy (ITEP)

The Institute on Taxation and Economic Policy

State-by-State Estimates of the First Year of Trump’s Tax Policies: All But the Richest Americans Face Higher Taxes

State-by-State Estimates of the First Year of Trump’s Tax Policies: All But the Richest Americans Face Higher Taxes

What's New

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How Four Big Pro-Trump Tech Companies Avoided Taxes

March 17, 2026 • By Steve Wamhoff, Matthew Gardner

The leaders of Alphabet, Amazon, Meta, and Tesla publicly supported Trump to ensure the most favorable corporate tax policies possible. And Trump delivered for them, both in his 2017 tax bill and again in 2025 with the so-called “One Big Beautiful Bill Act” (OBBBA).

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States Should Be Doing More About Corporate Tax Avoidance. New Mexico’s Tax Conformity Law Shows How.

March 17, 2026 • By Carl Davis

On top of declining to fold large federal business tax cuts into state law, New Mexico also took the monumental step of hardening the state’s corporate tax base against offshore profit shifting.

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State Rundown 3/12: Washington Lawmakers Pass Millionaires’ Tax, Expand Working Families Tax Credit

March 12, 2026 • By ITEP Staff

Washington is on its way to making history after the legislature approved the “millionaires’ tax,” a 9.9 percent tax on income over $1 million. The bill, which is expected to raise more than $3 billion a year, making significant investments in public education and childcare, will also expand the Working…

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Analysis of Sen. Chris Van Hollen’s Approach to Tax Policy

March 12, 2026 • By Steve Wamhoff

Sen. Chris Van Hollen has recently introduced the Working Americans’ Tax Cut Act, which offers a generous middle-class tax cut paid for with a new tax on millionaires.

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Washington Millionaires’ Tax, Expanded Working Families Tax Credit Make Tax Code Fairer

March 12, 2026 • By Marco Guzman, Dylan Grundman O'Neill

The Washington legislature has approved a new "millionaires' tax," a 9.9 percent tax on income over $1 million. The bill, which makes significant investments in public education and child care, will also expand the Working Families Tax Credit – the state’s EITC – to reach an additional 460,000 households.

More Recent Work

Across the States

Tax Watch

State Tax Watch 2026

ITEP tracks tax discussions in legislatures across the country and uses our unique data capacity to analyze the revenue, distributional, and racial and ethnic impacts of many of these proposals. State Tax Watch offers the latest news and movement from each state.

Get weekly updates by signing up for our State Rundown newsletter.

Learn more about state taxes across the country, read Who Pays?

State Rundown & On the Map

On the Map

State Rundown 3/12: Washington Lawmakers Pass Millionaires’ Tax, Expand Working Families Tax Credit

Washington is on its way to making history after the legislature approved the “millionaires’ tax,” a 9.9 percent tax on income over $1 million. The…

Taxes on Adult-Use Cannabis in Each State

Twenty-three states have legalized the sale of cannabis for general adult use. Every state allowing legal sales applies an excise tax to cannabis based on…

State & Local Tax Policy

States Should Be Doing More About Corporate Tax Avoidance. New Mexico’s Tax Conformity Law Shows How.

March 17, 2026 • By Carl Davis

Washington Millionaires’ Tax, Expanded Working Families Tax Credit Make Tax Code Fairer

March 12, 2026 • By Dylan Grundman O'Neill, Marco Guzman

State Tax Watch 2026

March 9, 2026 • By ITEP Staff

Governor Should Put New Mexico's Tax Interests First

March 6, 2026 • By Amber Wallin, Amy Hanauer

The ITEP Guide to State & Local Taxes

The ITEP Guide to State & Local Taxes offers citizens, advocates, journalists, and policymakers a detailed primer on state and local tax policy. Learn more about the three main sources of revenue (income, property, and sales) and the major principles that shape tax codes and discussions.

Tax Principles

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Income & Profits

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Property & Wealth

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Sales & Use

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Other Revenues

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