What Is State Unemployment Insurance Tax?
State Unemployment Insurance (SUI) tax is a payroll tax that employers pay to fund unemployment benefits for workers who lose their jobs through no fault of their own. Rates vary by state and by each employer’s “experience rating.” Most employers pay somewhere between 0.1% and 10%+ of wages, applied to the first $7,000 to $52,700 each employee earns per year.
It funds the weekly checks that laid-off workers receive while they look for a new job. In most states, those benefits last up to 26 weeks. Some states extend that window when unemployment is unusually high.
Generally, only employees who are laid off or lose available work qualify for benefits. Workers who quit voluntarily or are fired for misconduct typically don’t receive them, though some states make exceptions. If you think a former employee’s claim is ineligible, you can challenge it through your state’s unemployment agency.
What’s the Difference Between FUTA and SUI Tax?
The U.S. unemployment insurance system is funded at two levels: federal (FUTA) and state (SUI). They’re separate taxes with separate filings.
Federal Unemployment Tax (FUTA)
Under the Federal Unemployment Tax Act, employers pay 6% on the first $7,000 each employee earns annually. That $7,000 threshold (the “taxable wage base”) hasn’t changed since 1983.
The good news: if you pay your SUI taxes in full and on time, you typically get a 5.4% credit against FUTA. That drops the effective rate to just 0.6%, or about $42 per employee per year.
2025–2026 FUTA Credit Reductions
Some states still carry outstanding federal loans used to cover unemployment benefits during the pandemic. Employers in those states lose part of their FUTA credit.
For tax year 2025 (filed in January 2026):
- California: 1.2% credit reduction. That raises the effective FUTA rate to 1.8%, or up to $126 per employee.
- U.S. Virgin Islands: 4.5% credit reduction.
- Connecticut and New York paid off their federal loans by November 10, 2025, so they avoided credit reductions entirely. New York employers save roughly $100 per employee in 2026 as a result.
State Unemployment Insurance Tax (SUI)
On top of FUTA, you pay SUI taxes to each state where your employees work. State tax rates vary widely (from 0% to over 15%) depending on your industry, claims history, and state regulations. Each state also sets its own taxable wage base, ranging from $7,000 to over $78,000.
Who Has to Pay SUI Tax?
If your startup pays FUTA taxes, you almost certainly owe SUI taxes too. According to the IRS, state unemployment taxes apply to companies that meet at least one of these conditions:
- You hired one or more employees who worked in 20 or more different weeks in the current or previous year
- You paid at least $1,500 in wages in any calendar quarter during the current or previous year
In nearly all states, employers are solely responsible for SUI contributions. The three exceptions are Alaska, New Jersey, and Pennsylvania, where employees also contribute a small amount through payroll deductions.
Are Any Organizations Exempt?
Some organizations are generally exempt from SUI taxes:
- Government employers
- Educational institutions
- Religious nonprofits
- Charitable organizations (501(c)(3) entities)
Wages paid to family members (parents, spouse) or employees under age 21 may also be exempt in some states. Check with your state’s unemployment insurance agency for specifics.
How Do You Calculate Your SUI Tax?
Your SUI liability comes down to two numbers: your tax rate and your state’s taxable wage base.
How Your Tax Rate Works
Your SUI rate depends on a few things:
- Industry classification: Some industries (like construction) face higher rates
- Years in business: Brand-new employers get a standard “new employer rate”
- Experience rating: Your history of unemployment claims adjusts your rate over time
New employers don’t have a claims history yet, so states assign a standard starting rate. That’s usually between 2% and 4%. After two to three years, your rate shifts based on actual claims activity against your account.
A Quick Calculation Example
SUI Tax = Tax Rate × Taxable Wages (up to the wage base)
Say your startup is headquartered in New York and you’re hiring your first employees in 2026. Assuming everyone earns above the state’s wage base:
- New York’s 2026 wage base: $13,000
- New employer rate: 4.1%
- 4.1% × $13,000 = $533 per employee per year
That’s $533 in SUI taxes annually for each employee on your New York payroll.
What About Multi-State Teams?
If your team is remote and spread across multiple states, you owe SUI taxes in every state where your employees work. That means separate registrations, separate filings, and separate rate calculations for each one.
This is where things get painful fast. Every new state hire means another .gov portal to navigate, another account to open, another set of quarterly deadlines to track. Multi-state compliance is dramatically more complex than single-state operations, and mistakes add up quickly in penalties and back taxes.
2026 SUI Tax Rates and Wage Bases by State
The table below shows new employer rates (for non-construction businesses), experience rate ranges for established employers, and 2026 taxable wage bases. Data compiled from PayrollOrg, Ballotpedia, state agency announcements, and Nextep.
If you’re paying SUI taxes in multiple states, use this as a starting point to estimate your liability for each one.
| State | New Employer Rate | Experience Rate Range | 2026 Taxable Wage Base |
|---|---|---|---|
| Alabama | 2.7% | 0.20%-6.80% | $8,000 |
| Alaska | 1.0% | 1.00% - 5.40% | $51,700* |
| Arizona | 2.0% | 0.04% - 9.72% | $8,000 |
| Arkansas | 1.8% | 0.1% - 10.0% | $7,000* |
| California | 3.4% | 1.5% - 6.2% | $7,000 |
| Colorado | 3.05% | 0.64% - 12.34% | $30,600 |
| Connecticut | 2.2% | 0.1% - 10.0% | $27,000 |
| Delaware | 1.0% | 0.3% - 5.4% | $14,500 |
| District of Columbia | 2.7% | 1.0% - 7.40% | $9,000 |
| Florida | 2.7% | 0.1% - 5.4% | $7,000 |
| Georigia | 2.7% | .06% - 8.1% | $9,500 |
| Hawaii | 2.4% | 2.4% - 5.6% | $62,000* |
| Idaho | 1.0% | 0.23% - 5.4% | $55,300* |
| Illinois | 3.65% | 0.75% - 7.85% | $15,000* |
| Indiana | 2.5% | 0.5% - 11.2% | $9,500 |
| Iowa | 1.0% | 0.0% - 5.4% | $20,400 |
| Kansas | 1.75% | 0.00% - 6.65% | $15,100 |
| Kentucky | 2.7% | 0.3% - 9.0% | $12,000 |
| Louisiana | Varies by Industry | 0.09% - 6.2% | $7,000 |
| Maine | 2.41% | 0.3% - 7.5% | $12,000 |
| Maryland | 2.6% | 0.3% - 7.5% | $8,500 |
| Massachusettes | 2.13% | 0.83% - 12.65% | $15,000 |
| Michigan | 2.7% | 0.06% - 10.3% | $9,500* |
| Minnesota | Varies by Industry | 0.4% - 8.9% | $43,000* |
| Mississippi | 1.0% | 0.0% - 5.4% | $14,000 |
| Missouri | 2.376% | 0.0% - 6.0% | $9,000 |
| Montana | Varies by State | 0.0% - 6.12% | $45,100* |
| Nebraska | 1.25% | 0.0% - 5.4% | $9,000 - $24,000 |
| Nevada | 2.95% | 0.25% - 5.4% | $43,700 |
| New Hampshire | 2.7% | 1.0% - 7.0% | $14,000 |
| New Jersey | 3.1% | 0.5% - 5.8% | $44,800 |
| New Mexico | 1.0% | 0.33% - 5.4% | $33,200* |
| New York | 4.1% | 0.0% - 8.9% | $13,000 |
| North Carolina | 1.0% | 0.06% - 5.76% | $32,600* |
| North Dakota | 1.03% - 6.09% | 0.08% - 9.69% | $45,100* |
| Ohio | 2.7% | 0.5% - 10.2% | $9,000 |
| Oklahoma | 1.5% | 0.3% - 9.2% | $25,000 |
| Oregon | 2.4% | 0.9% - 5.4% | $56,700* |
| Pennsylvania | 3.82% | 1.42% - 10.37% | $10,000 |
| Rhode Island | 1.21% | 1.1% - 9.7% | $29,800* |
| South Carolina | 0.35% - 1.0% | 0.06% - 5.46% | $14,000 |
| South Dakota | 1.2% | 0.0% - 8.8% | $15,000 |
| Tennessee | Varies By State | 0.01% - 10.0% | $7,000* |
| Texas | 2.7% | 0.25% - 6.25% | $9,000 |
| Utah | Varies By State | 0.2% - 7.2% | $9,000 |
| Vermont | 1.0% | 0.4% - 5.4% | $15,400 |
| Virginia | 2.5% | 0.1% - 6.2% | $8,000 |
| Washington | Varies By State | 0.27% - 8.15% | $78,200 |
| West Virginia | 2.7% | 1.5% - 8.5% | $9,500 |
| Wisconsin | 3.05% | 0.0% - 12.0% | $14,000 |
| Wyoming | Varies By State | 0.0% - 8.5% | $33,800 |
* 2026 wage base not yet confirmed as of December 2025; 2025 figure shown. Visit your state's Department of Labor for the latest information.
Key 2026 Changes Worth Knowing
- Washington leads the country with the highest wage base at $78,200, up $5,400 from 2025.
- Iowa dropped its wage base significantly, from $39,500 to $20,400, after legislative changes established new rate tables.
- New York paid off its federal UI loan, eliminating the Interest Assessment Surcharge and saving employers roughly $100 per employee in 2026.
- California remains on its highest rate schedule (“F”) with a 15% solvency surcharge, keeping employer costs elevated.
- New Jersey transitions from Column D to Column C rates (0.5% to 5.8%) as of July 2025, giving employers some relief.
- Colorado, Connecticut, Delaware, Kansas, and Nevada all increased their wage bases for 2026.
How Do You Register as a New Employer?
Before you can file and pay SUI taxes, you need to register with each state’s unemployment insurance agency. If you have employees working in multiple states, that means separate registrations for every state.
The process generally looks like this:
- Go to your state’s Department of Labor website or unemployment agency portal.
- Complete the employer registration form. You’ll need your EIN, business structure details, expected headcount, and industry classification (NAICS code).
- Receive your employer account number and new employer tax rate.
Some states require registration before you make your first hire. Check your state’s requirements at the U.S. Department of Labor’s state directory before posting job listings.
How Do You File and Pay SUI Tax?
Employers typically file and pay SUI taxes quarterly. Here are the standard deadlines:
| Quarter | Period | Due Date |
|---|---|---|
| Q1 | January - March | April 30th |
| Q2 | April - June | July 31st |
| Q3 | July - September | October 31 |
| Q4 | October - December | January 31 |
Most states allow (or require) electronic filing through their online portals. You’ll report total wages paid, taxable wages per employee, headcount, and the SUI tax you owe.
In Alaska, New Jersey, and Pennsylvania (the three states where employees also contribute), you’ll withhold the employee portion from paychecks and remit it along with your employer contribution.
→ See our state specific tax guides to learn more
What Happens If You Miss a SUI Tax Deadline?
Penalties and interest charges. Every state handles them differently, but they all add up fast.
On the federal side, the IRS typically charges 5% of unpaid tax per month for late filing, plus 2% to 15% penalties for late payment. These compound quickly. For a cash-strapped startup, a single missed quarterly filing can snowball into a much bigger problem by the time you catch it.
Put Your State Taxes on Autopilot with Warp
Managing SUI taxes across multiple states is a real time sink. Every new hire in a new state means another registration, another filing schedule, and another set of rules to track.
Warp eliminates this complexity by automating your state payroll tax compliance end-to-end. Here's how:
Automatic State Registrations
When you add an employee in a new state, Warp opens the necessary state tax accounts on your behalf. That includes your unemployment insurance account. You’ll never need to navigate another state government website to get a withholding ID or SUI employer number.
Automated Tax Filings
Warp prepares and files all recurring payroll tax forms for you, including quarterly SUI reports, federal Form 941s, and annual W-2/1099 filings. Founders no longer need to track filing deadlines across every state where they have employees.
Tax Notice Resolution
If a tax notice or discrepancy arises, Warp handles it. The platform resolves 80% of tax notices instantly by working directly with state agencies so you can focus on building your business instead of fielding calls from the Department of Labor.
Built for Multi-State Startups
Unlike legacy payroll tools designed for single-location small businesses, Warp is purpose-built for venture-backed startups hiring across the country. The platform automates the compliance that other solutions don't handle, including state tax registrations, unemployment insurance, annual reports, and ongoing notices.
As one founder described it: "Warp gives me peace of mind. I don't have to worry about compliance or tax notices. I've gotten back so much time from not having to worry about different state tax agencies or changes in regulations."
Ready to stop worrying about SUI compliance? Request a demo to see how Warp can save you 6+ hours per month on payroll administration.
Frequently Asked Questions
Why am I paying SUI tax?
If you’re an employer, you pay SUI tax to fund your state’s unemployment insurance program, which provides temporary income to workers who lose their jobs. If you’re an employee seeing “SUI” on your paycheck, you’re likely in Alaska, New Jersey, or Pennsylvania. Those are the only three states where employees also contribute. Everywhere else, the employer pays 100% of it.
Is SUI the same as FUTA?
No. They’re separate taxes with separate filings. FUTA is the federal unemployment tax: 6.0% on the first $7,000 of wages, though most employers effectively pay just 0.6% after the standard credit. SUI is the state-level version, with rates and wage bases that vary by state. Both fund unemployment benefits, but they work independently. Note that employers in “credit reduction” states (states that haven’t repaid federal UI loans) may owe additional FUTA above the 0.6% effective rate.
What does SUI stand for?
SUI stands for State Unemployment Insurance. You might also see it called SUTA (State Unemployment Tax Act) or just UI (Unemployment Insurance). They all refer to the same tax.
Who pays SUI: employer or employee?
In 47 states, only the employer pays SUI. Alaska, New Jersey, and Pennsylvania are the exceptions, where employees contribute a small percentage through payroll deductions. For 2026, the employee SUI rates in those states are: Alaska 0.50% (on $54,200), New Jersey 0.3825% (on $44,800), and Pennsylvania 0.07% (on $10,000).
What is SUI on my paycheck?
If you live in Alaska, New Jersey, or Pennsylvania, the “SUI” line on your pay stub is your employee contribution to the state unemployment insurance fund. In every other state, SUI is paid entirely by your employer and won’t show up on your paycheck.
How is my SUI rate determined?
Two things: your state’s base rate schedule and your company’s “experience rating.” New employers get a standardized starting rate (usually 1.0% to 4.0%, depending on the state and industry). After a few years, your rate adjusts annually based on how many former employees filed unemployment claims against your account. Layoffs push your rate up. Stable employment brings it down.
Last updated: April 2026. Tax rates and wage bases are subject to change. Consult your state's unemployment agency or a tax professional for the most current information.
