Institute on Taxation and Economic Policy (ITEP)

District of Columbia

While States Debate New Trump Tax Changes, Equity Must Be at the Core

States continue to debate whether and how to link their state tax codes to the 2025 federal tax law. This is not just a technical debate.

State Rundown 4/16: Tax Day, a New Millionaires’ Tax and Late Blooming State Tax Action

Yesterday was Tax Day, and with many state legislative sessions wrapping, some tax changes are gearing up or crossing over the finish line.

Tax Break for Ultra-wealthy Investors Takes a Hit in Maine and Oregon

Policymakers in Maine and Oregon wisely said “no” last week to an income tax break for deep-pocketed tech investors and venture capitalists that was expanded in last year’s federal tax bill.

State Tax Watch 2026

April 8, 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 4/1: No Fooling Around Anymore in Washington, But Cruel Pranks in South Carolina

In Washington, Gov. Bob Ferguson and lawmakers decided to stop fooling around with one of the nation’s most upside-down tax codes and finally brought to life a new millionaires’ tax, the first new income tax created in a state since 1991.

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 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 Families Tax Credit – the […]

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State Rundown 3/4: Budget Realities Set In

March 4, 2026 • By ITEP Staff

State Rundown 3/4: Budget Realities Set In

As many state legislative sessions near or cross the halfway point, lawmakers are facing tough choices.

D.C Fiscal Policy Institute: DC Can Raise $121 Million or More with a Simple Tax on Proceeds from Wealth

February 24, 2026

DC can raise needed revenue and address tax inequity by taxing more of the gains, or proceeds, generated by wealth—such as capital gains, dividends, and other forms of passive income. DC’s tax system protects and grows wealth concentration through myriad preferences and loopholes, exacerbating racial and economic inequality. This special treatment also prevents the District […]

State Rundown 2/19: Necktie (NCTI) Offers a Way Out of a Knotty Situation

State lawmakers are grappling with a range of challenges as their fiscal outlooks deteriorate, federal tax enforcement wanes (after the Trump administration cut the IRS workforce by 25 percent), and a rewritten federal tax code sends states scrambling to decide what changes they might want to make in their own codes.

Center for American Progress: Overturning D.C.’s Tax Law Would Infringe on Common State Tax Practices and Threaten the District’s Budget and Fiscal Autonomy

February 12, 2026

Overruling the jurisdiction’s control of its own state tax code would deprive Washington, D.C., of $658 million in revenue, raise child poverty, and throw the tax-filing system into disarray. Read more.

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.

What Did 2025 State Tax Changes Mean for Racial and Economic Equity?

The results are a mixed bag, with some states enacting promising policies that will improve tax equity and others going in the opposite direction.

D.C.’s Fiscal Autonomy is at Stake, District’s Conformity Decisions Should Stand

Federal lawmakers passed a bill along party lines that would force the District of Columbia to override the decision of local elected officials and implement all of the costly and inequitable federal tax cuts passed under the “One Big Beautiful Bill Act” (OBBBA).

State Rundown 2/5: Icy Roads Do Not Slow Tax Policy Debates

Despite wintry conditions across much of the country, that hasn’t stopped state lawmakers from debating major tax policy changes.

Newsweek: Major Tax Disruption Faces Over 300,000 Taxpayers—’Sabotage’

February 4, 2026

Workers in Washington, D.C., many of whom have federal roles, could be set to experience major disruption over their tax returns this year, as Congress seems likely to pass a joint resolution that would override the district’s tax law—n the middle of the tax season. Read more.

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States Can Push Back Against Reckless Federal Tax Policy. Here’s How.

January 22, 2026 • By Aidan Davis, Wesley Tharpe

States Can Push Back Against Reckless Federal Tax Policy. Here’s How.

They should take steps to protect and boost their own revenues. And they should take a second look at their own tax cuts.

Pennsylvania Just Gave Low-Income Workers a Tax Credit Boost. Now It’s Philadelphia’s Turn.

In the same way states are building upon federal tax credits, localities should consider building on state tax credits.

States Can Create or Expand Refundable Credits by Taxing Wealth, Addressing Federal Conformity

Many states already recognize the potential of these credits to boost low- and moderate-income households. Other states should follow suit.

No, Scott Bessent: States Aren’t Taking Away Anyone’s Tax Cuts

It’s wildly inappropriate for a U.S. Treasury Secretary to lean on states to adopt or not adopt specific federal provisions in their own state tax codes.

Linking to Tipped and Overtime Income Deductions Would Worsen State Shortfalls, Do Little to Help Workers

State deductions for tips and overtime are not only ineffective at supporting working-class people, it will come at a substantial cost to state budgets.

Conforming to the ‘No Tax on Tips’ Gimmick Just Got Riskier and Costlier for States

An unknown number of workers who previously were assumed to be ineligible for the tax break may nonetheless claim it.

Re-Examining 529 Plans: Stopping State Subsidies to Private Schools After New Trump Tax Law

The 2025 federal tax law risks making 529 plans more costly for states by increasing tax avoidance and allowing wealthy families to use these funds for private and religious K-12 schools.

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Local Vacancy Taxes: A Tool but Not a Panacea

November 17, 2025 • By Rita Jefferson

Local Vacancy Taxes: A Tool but Not a Panacea

Vacancy taxes will not single-handedly solve problems in cities, but they are worth considering to address housing shortages, land use, and building thriving communities.

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States Begin Decoupling from Flawed ‘QSBS’ Tax Break

November 6, 2025 • By Nick Johnson, Sarah Austin

States Begin Decoupling from Flawed ‘QSBS’ Tax Break

A costly tax break for wealthy venture capitalists is drawing some critical attention from state policymakers.

State Rundown 11/5: Voters Say “Yes!” to Public Investments

Despite being an off-year election, voters made a call for shared public investments at the polls.