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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These States Are Most Impacted by the Spike in Gas Prices

March 23, 2026 • By Carl Davis

The recent spike in gasoline prices is on pace to cost American drivers an extra $9.4 billion per month. Gas prices are up dramatically across the country, but the South has been hit hardest and is on pace to pay $4.2 billion more per month.

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We Must Focus on Black Women to Reduce Inequity in the Tax Code

March 19, 2026 • By Brakeyshia Samms, Francine Lipman

As nice as it is to celebrate Women’s History Month, if we want a brighter future for women, we need to forge public policies that reduce inequity and include all of us.

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State Rundown 3/18: New Mexico Enacts Most Significant Corporate Tax Reform of the Year

March 18, 2026 • By ITEP Staff

As states lawmakers continue to weigh their linkages to the federal tax code in light of the recent federal tax law, New Mexico provides a blueprint for limiting multinational corporate tax avoidance.

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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.

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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.

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 3/18: New Mexico Enacts Most Significant Corporate Tax Reform of the Year

As states lawmakers continue to weigh their linkages to the federal tax code in light of the recent federal tax law, New Mexico provides a…

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

These States Are Most Impacted by the Spike in Gas Prices

March 23, 2026 • By Carl Davis

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

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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