State Policy
State taxes pay for essential public services, from education to health care. But the ideal design of a tax system is complicated. ITEP’s state policy resources offer insights into central issues, including the impact of state tax systems on individuals, families, and businesses. Its work also analyzes the sustainability of revenue sources over time.
Find updates on tax policy across the country from our State Tax Watch.
For weekly updates on state tax news, you can sign up for our State Rundown newsletter.
Featured Research
Who Pays? 7th Edition
Who Pays? is the only distributional analysis of tax systems in all 50 states and the District of Columbia. This comprehensive 7th edition of the report assesses the progressivity and regressivity of state tax systems by measuring effective state and local tax rates paid by all income groups.
The Changing Landscape of State Tax Rates
Many states have repeatedly cut top personal and corporate income tax rates in recent years, sometimes while approving increased sales…
The Wealth Proceeds Tax: A Simple Way for States to Tax the Wealthy
Taxing the proceeds generated by wealth through a new Wealth Proceeds Tax is a simple way for states to raise…
2026 State Tax Ballot Measures to Watch
This fall, voters across the country will consider a host of ballot measures that could reshape the fairness and adequacy…
Filter State Research
State Rundown 10/22: Despite Obstacles, Progressive Taxes Define 2026
• By ITEP Staff
As more states move to raise revenue and tax the rich, anti-tax lobbyists and lawmakers are hard at work to undo that progress. Despite pushback, important conversations around needed revenue continue.
State Rundown 10/8: Ballot Debates and Gas Tax Promises Accelerate as Election Day Nears
• By ITEP Staff
As the Iran War continues to cause gas prices to rise across the country, lawmakers are stepping on the accelerator instead of pumping the brakes on costly and ineffective proposals to suspend the gas tax ahead of the November election.
New State Taxes on the Wealthy Raise Revenue and Rebalance Tax Codes, Advancing Racial Justice
• By Brakeyshia Samms
Taxing the rich is proven fiscal policy – it raises revenue for vital public services and makes tax codes fairer. But a part of the debate that rarely gets enough attention: taxing the rich is also one of the most effective tools available for advancing racial equity.
Tallying Up the Impact of Florida’s Property Tax Ballot Measure on Local Communities
• By Neva Butkus
Florida voters will soon vote on Amendment 3, which would create a pathway for non-school property tax elimination in the state. If passed, the measure would cost local governments $13.7 billion in the first two years alone.
California’s Prop 40: Responses to Common Objections
• By Brian Galle, David Gamage, Darien Shankse
Proposition 40, California’s proposed billionaire tax, is a one-time 5 percent levy that addresses a significant one-time emergency, namely the cuts made to the healthcare system by the so-called “One Big Beautiful Bill Act.”
State Rundown 9/24: States Reckon with Tightening Fiscal Futures
• By ITEP Staff
States across the nation are reckoning with their tightening fiscal futures as inflation and economic woes continue to eat into their budgets.
State Earned Income Tax Credits Will Support Families and Workers in 2027
• By Neva Butkus
Nearly two-thirds of states (plus the District of Columbia and Puerto Rico) have an Earned Income Tax Credit. These credits boost low-paid workers’ incomes and offset some of the taxes they pay, helping working class families achieve greater economic security.
State Child Tax Credits Will Boost Financial Security for Families and Children in 2027
• By Neva Butkus
Sixteen states provide Child Tax Credits to reduce poverty, boost economic security, and invest in children. State lawmakers have several options to maximize the impact of Child Tax Credits.
State Rundown 9/10: States Brace for (and in Some Cases Embrace) Ballots and Budgets
• By ITEP Staff
States across the country will consider a host of ballot measures that could reshape the fairness and adequacy of their states’ tax systems, while other states are receiving budget forecasts that could further shape upcoming policy debates.
2026 State Tax Ballot Measures to Watch
• By Aidan Davis
This fall, voters across the country will consider a host of ballot measures that could reshape the fairness and adequacy of their states’ tax systems. Here’s some of what we’re following.
State Action on Child Tax Credits and Earned Income Tax Credits Since 2021
• By Neva Butkus
Since 2021, there has been a flurry of new and expanded state Child Tax Credits and Earned Income Tax Credits. This continued momentum speaks to the power and popularity of these credits and the need to boost the financial security of families and children across the country.
State Rundown 8/27: Tax Policy is Cool as Summer Wraps
• By ITEP Staff
With many state legislatures already adjourned, developments in tax policy have slowed.
Maryland Digital Advertising Ruling Shouldn’t Stop Other States from Considering Ad Taxes
• By Nick Johnson
Consumers are increasingly bombarded with advertisements based on our personal data. This explosion in targeted advertising is leading state policymakers to revisit the tax treatment of advertising, which has long been exempt from sales tax.
Relentless State Income Tax Cuts Add Up to Massive Giveaways for the Wealthy
• By Sarah Austin
Today's state income tax cutting is defined less by sweeping one-time reforms than by sustained campaigns to ratchet down income tax rates year after year. This approach enables lawmakers to enshrine significant long-term reductions into law, while obscuring the fiscal impact by spreading it across multiple state budgets and legislative cycles.
The Impact of Proposed New Tax Credit Restrictions for Immigrant Filers: An Updated Analysis of the DACA Recipient Population
• By Carl Davis, Erika Frankel, Emma Sifre
New Treasury Department public regulations would drastically reduce tax credit claims by DACA recipients and their families, among others. We find that 158,000 people in households with at least one DACA recipient will suffer financial harm, and that more than half of the impacted individuals are U.S. citizens.
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Learn more about state taxes across the country, read Who Pays?
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and Economic Policy
ITEP is a non-profit, non-partisan tax policy organization. We conduct rigorous analyses of tax and economic proposals and provide data-driven recommendations to shape equitable and sustainable tax systems.
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