States Eliminating Income Tax: Who Wins and Who Pays More?

We’re in the thick of tax season, and if you’ve winced at the amount withheld from your W-2, you’re in good company. That sting has fueled a growing conversation around eliminating income tax at the state level. Several legislatures are actively debating whether to scrap personal income taxes altogether and replace the revenue with higher or broader sales taxes. It sounds simple and even appealing: more of your paycheck, and less paperwork.

But there’s a catch.

In recent months, states eliminating income tax has shifted from campaign rhetoric to concrete policy proposals. Mississippi is leading the charge, advancing a phaseout plan that would gradually eliminate its personal income tax. Meanwhile, lawmakers in Missouri, Kentucky, and Oklahoma are reducing rates or discussing long-term elimination triggers. At the federal level, White House discussions have revived broader debates about replacing income taxes with consumption-based systems. The big question: sales tax vs income tax—which system actually works better?

The Trend Toward Eliminating Income taxes

A handful of states—like Texas, Florida, Alaska, and South Dakota—have never imposed a broad personal income tax. However, current movements are noteworthy in that they’re not just maintaining no-income-tax status, they’re actively dismantling existing systems.

Mississippi actively phasing-out their income tax would mark one of the first modern examples of a state repealing a long-standing personal income tax rather than simply having never adopted one. Supporters argue this positions the state as more competitive for businesses and high earners. Critics warn that replacing the revenue will require significant restructuring of the tax base—often through higher sales taxes or expanded taxation of services.

In states like Missouri, discussions around income tax reductions—particularly capital gains changes—are framed as economic development tools. Kentucky lawmakers have implemented rate reductions with potential triggers for future cuts. In Oklahoma, ongoing conversations about state tax reform often center on pairing income tax reductions with adjustments to the Oklahoma sales tax base.

Clearly, this tax tug-of-war is more than political theater: it’s becoming reality.

1. Potential Economic Growth and Migration Boost

Advocates argue that eliminating income tax can stimulate economic growth and attract new residents. States without personal income tax often point to strong population growth and inbound migration trends as evidence that tax structure influences relocation decisions.

The theory is straightforward: if workers keep more of their wages and businesses face lower tax burdens, economic activity increases. Some economic analyses suggest that shifting from taxing income (production) to taxing consumption can modestly increase GDP and entrepreneurship over time.

That said, tax policy is only one variable in a much larger equation that includes housing costs, job markets, education systems, and infrastructure.

2. Attracting High Earners and Investment

Tax policy nerds (and real estate agents) have been saying for years that high earners vote with their feet. In other words, they migrate from high-tax, high-regulation states to areas with lower taxes and better business environments.

There’s a reason. Income tax—particularly on wages and capital gains—can meaningfully affect after-tax returns. Eliminating income tax may make a state more attractive to executives, entrepreneurs, and retirees with substantial investment income.

This logic underpins recent policy shifts in Missouri and similar discussions elsewhere. If high earners relocate, they bring spending power, business investment, and property tax revenue with them. For states competing regionally for talent, that can be a compelling argument.

3. Simplifies Tax Compliance

From a compliance standpoint, eliminating a state income tax does exactly what it promises: it simplifies.

For individuals, no income tax means no separate state return, no additional schedules, no estimated quarterly state payments, and no separate audit risk at the state level. Taxpayers still file federally, but removing the state layer reduces preparation costs and administrative friction, especially for freelancers, remote workers, and multi-state earners navigating residency rules.

For employers, the simplification is even more operationally significant. Eliminating income tax removes state withholding tables, periodic deposit requirements, quarterly reconciliation filings, and annual wage reporting tied to income tax. Payroll systems become less complex, compliance risk decreases, and administrative overhead drops.

1. The Regressive Nature of Sales Tax

Here’s the central criticism: sales taxes are often considered regressive.

Unlike income taxes which have different rates based upon different income brackets, sales taxes apply uniformly to purchases. Lower and middle-income households spend a larger percentage of their income on taxable goods and services, meaning a higher share of their earnings goes toward sales tax.

If a state eliminates income tax but significantly increases sales tax rates or expands the tax base to include services, essential purchases may become more expensive. While paychecks may look larger, checkout totals may rise enough to offset that gain—particularly for families living paycheck to paycheck.

2. Replacement Revenue Requires Higher Rates

Replacing income tax revenue isn’t cheap.

Income taxes typically account for a substantial portion of state general fund revenue. To fully replace that revenue through consumption taxes, states may need to:

• Increase statewide sales tax rates
• Expand the tax base to services (legal, accounting, digital services, etc.)
• Eliminate existing exemptions

The White House report suggests an average state sales tax of around 6–8% might replace income tax revenue, but that assumes a very broad tax base and 100% compliance. Some analysts argue the true replacement rate could be much higher—from 12 to even 17%.

In states like Oklahoma and Missouri, (which are already considered among higher combined sales tax states when local rates are included), this raises legitimate concerns about consumer behavior, cross-border shopping, and competitiveness.

3. Revenue Volatility and Budget Stability

Income tax revenue fluctuates with employment and wage growth but tends to provide substantial funding during strong economic periods. Sales tax revenue, by contrast, is directly tied to consumer spending—which drops quickly during recessions.

When spending declines, states reliant on sales tax revenue may experience sharper revenue contractions. That volatility can lead to budget shortfalls, service reductions, or emergency tax adjustments. Education, healthcare, and infrastructure funding often feel the pressure first.

History shows that aggressive tax cuts without sustainable replacement revenue can strain state budgets for years.

If Sales Tax Replaces Income Tax: Who Wins and Who Loses?

Group	Likely Outcome
High earners	Often benefit most from eliminating income tax, particularly on wages and capital gains. Sales tax increases generally represent a smaller percentage of their overall income.
Low-income families	May face a higher effective tax burden due to regressive sales tax structures, especially if essentials are taxed.
Small business owners	Mixed impact. Income tax compliance becomes simpler, but higher or broader sales taxes may increase reporting obligations and audit exposure.
Large employers	Reduced payroll withholding complexity and administrative burden, but potential expansion of sales tax collection responsibilities depending on business model.
State budgets	Potentially more volatile, with increased dependence on consumer spending patterns.

Sales Tax vs Income Tax: The Bottom Line

If you’re drafting a manifesto for “Income Tax Freedom,” there are upsides:

• Potential economic competitiveness
• Simplified income tax compliance
• Attraction of high earners and investment

But beware the dark side:

• Regressive tax impact
• Necessity for significantly higher sales tax rates
• Greater revenue volatility

Every tax system involves trade-offs. Eliminating income tax doesn’t eliminate taxation—it just shifts it. Whether that shift is equitable or sustainable depends entirely on how each state structures its replacement revenue system.

In the meantime, remember this: the IRS isn’t going anywhere. Federal income tax remains firmly intact, so don’t toss those W-2s just yet.