Institute on Taxation and Economic Policy (ITEP)

Wisconsin

State Rundown 2/11: This Valentine’s Day, Conscious Decoupling Is Our Love Language

While some may be excited for a romantic Valentine’s Day this weekend, many state lawmakers are breaking up and decoupling from recent federal tax changes that are poised to leave states with revenue shortfalls – much like a bad date who forgets their wallet and asks you to pick up the tab.

State Tax Watch 2026

February 2, 2026 • By ITEP Staff

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.

State Rundown 1/22: Cautious Tone Noticeable in Most Statehouses

Most states are adopting a very cautious approach so far this year as legislators begin their sessions and governors make their annual addresses, thanks to ongoing economic uncertainty and federal retrenchment.

Local Governments Are Increasingly Strapped: 2026 Will Bring New Challenges and New Opportunities

2025 saw an intensification of state and local tax fights across the country, as well as growing experimentation with local-option taxes, levies, fees, and tourism taxes aimed at keeping budgets afloat while also navigating political constraints imposed by state legislatures.

State Rundown 12/17: Tax Policy ‘Naughty or Nice’ List Has Late Entrants

With a little over a week left, some states are solidifying their spots on the tax policy “naughty or nice” list.

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State Rundown 12/3: Property Tax Cuts and Deficits

December 3, 2025 • By ITEP Staff

State Rundown 12/3: Property Tax Cuts and Deficits

States are increasingly facing difficult choices as revenues stagnate and deficits come clearer into focus.

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The Wealth Proceeds Tax: A Simple Way for States to Tax the Wealthy

October 30, 2025 • By Sarah Austin, Carl Davis

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 billions in new revenue and improve the fairness of their tax systems.

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The 5 Biggest State Tax Cuts for Millionaires this Year

October 16, 2025 • By Dylan Grundman O'Neill, Aidan Davis

The 5 Biggest State Tax Cuts for Millionaires this Year

Some states continue to hand out huge tax cuts to millionaires. The five largest tax cuts this year will cost states a total of $2.2 billion per year once fully implemented.

Sales Tax Holidays Miss the Mark When it Comes to Effective Sales Tax Reform

Sales tax holidays are often marketed as relief for everyday families, but they do little to address the deeper inequities of regressive sales taxes. In 2025, 18 states offer these holidays at a collective cost of $1.3 billion.

How Much Would Every Family in Every State Get if the Megabill’s Tax Cuts Given to the Rich Had Instead Been Evenly Divided?

If instead of giving $117 billion to the richest 1 percent, that money had been evenly divided among all Americans, we'd each get $343 - or nearly $1,400 for a family of four.

State Rundown 7/8: State Tax Cuts Continue Despite Federal Megabill Passing

The last states are wrapping up legislative sessions, and some are crossing the finish line with major income tax cuts.

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Analysis of Tax Provisions in the Trump Megabill as Signed into Law: National and State Level Estimates

July 7, 2025 • By Steve Wamhoff, Carl Davis, Joe Hughes, Jessica Vela

Analysis of Tax Provisions in the Trump Megabill as Signed into Law: National and State Level Estimates

President Trump has signed into law the tax and spending “megabill” that largely favors the richest taxpayers and provides working-class Americans with relatively small tax cuts that will in many cases be more than offset by Trump's tariffs.

Trump Megabill Will Give $117 Billion in Tax Cuts to the Top 1% in 2026. How Much In Your State?

The predominant feature of the tax and spending bill working its way through Congress is a massive tax cut for the richest 1 percent — a $114 billion benefit to the wealthiest people in the country in 2026 alone.

How Much Do the Top 1% in Each State Get from the Trump Megabill?

The Senate tax bill under debate right now would bring very large tax cuts to very high-income people. In total, the richest 1 percent would receive $114 billion in tax cuts next year alone. That would amount to nearly $61,000 for each of these affluent households.

State Rundown 6/20: Federal tax policy heats up, states wrap sessions and weigh impacts

As state legislative sessions come to a close, decisions on tax policy are being made. Several southern states have cut taxes, while the northeast is making some more measured reforms.

State Rundown 6/5: States Wrap Sessions, Some Prepare for Fiscal Uncertainty

States use the final hours of their legislative sessions to address deficits and preserve revenue in preparation for the times ahead.

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Analysis of Tax Provisions in the House Reconciliation Bill: National and State Level Estimates

May 22, 2025 • By Carl Davis, Jessica Vela, Joe Hughes, Steve Wamhoff

Analysis of Tax Provisions in the House Reconciliation Bill: National and State Level Estimates

The poorest fifth of Americans would receive 1 percent of the House reconciliation bill's net tax cuts in 2026 while the richest fifth of Americans would receive two-thirds of the tax cuts. The richest 5 percent alone would receive a little less than half of the net tax cuts that year.

State Rundown 5/21: Big and Not-So Beautiful Tax Cut Bills Abound in States

As a sprawling, regressive tax bill continues to take shape at the federal level, many states are moving forward with major tax cut proposals of their own.

State Rundown 5/15: State Tax Debates Carry On in the Midst of Chaotic Federal Tax Landscape

Even as most major headlines have been about the ever-changing landscape of federal tax policy, the latest “ideas of the week," and now the House tax bill, state tax policy continues to be a priority for lawmakers.

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Trump 2025 Tax Law: Research and Resources

May 2, 2025 • By ITEP Staff

Trump 2025 Tax Law: Research and Resources

Want to know more about the tax and spending megabill that President Trump recently signed into law? We've got you covered.

State Rundown 5/1: State Tax Debates Wrapping Up, and Just Beginning

The rampant uncertainty this year extends far beyond the national economy and federal policy, as many state legislatures are declaring their tax and budget debates finished, and just getting started, sometimes in the same breath.

Missouri is Sleepwalking into a Half-Billion Dollar Tax Cut for the Rich

Missouri lawmakers are debating a tax cut that will mostly benefit the wealthiest in the state, while relying on an unrealistic estimate of what it will cost.

IRS Cooperation with ICE Will Damage Public Trust, Putting Tax Revenues in Jeopardy

Attempts by the Department of Homeland Security to secure private information from the IRS on people who file taxes with an Individual Taxpayer Identification Number is a violation of federal privacy laws that protect taxpayers. It is also a change that could seriously damage public trust in the IRS, which could jeopardize billions of dollars in tax payments by hardworking immigrant families.

State Rundown 3/6: In the Shadow of Chaotic Federal Policymaking States Seek to Tax the Top, Cut Taxes

Proposals from governors in both New Jersey and Wisconsin include provisions to tax high-income earners. Meanwhile, several major tax proposals are advancing in the great plains, with Iowa considering a major cut to unemployment taxes, North Dakota advancing new benefits for private schools, and Wyoming cutting property taxes. The District of Columbia is facing a more than a $1 billion revenue shortfall over the next three years, compared to previous estimates, and a mild recession due in large part to the layoffs of federal workers. 

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State-by-State Tax Expenditure Reports

March 1, 2025 • By ITEP Staff

Below is a list of tax expenditure reports published in the states.