If you work remotely from one state for an employer based in another, you pay income tax to the state where you live, and you may also owe tax to the employer’s state. Where do you pay taxes when working remotely in another state? Your home state taxes all of your income no matter where it comes from. The employer’s state can also claim a share if you physically work there sometimes, or if it enforces a “convenience of the employer” rule that treats your home-office hours as if you earned them at the employer’s location.1Tax Foundation. State Individual Income Taxes on Nonresidents: A Primer
Your Home State Always Taxes You First
The baseline rule is that income gets taxed where you live and where you earn it. For in-person workers those are the same place. Remote work splits them, and the split is where the complexity begins.
Your resident state taxes your entire income regardless of where the money originates. Live in Georgia and work remotely for a company headquartered in Illinois, and Georgia taxes all of that salary. Illinois may also tax the portion you earned while physically in Illinois, and under certain rules it could tax income you earned sitting in your Georgia home office.
Nine states impose no individual income tax at all: Alaska, Florida, Nevada, New Hampshire, South Dakota, Tennessee, Texas, Washington, and Wyoming. If you live in one of these and your employer is based there too, multi-state taxation does not come up. If you live in a no-tax state but work for a company in a state that enforces the convenience rule, you can still face a tax bill from the employer’s state with nothing to offset it, because your home state has no income tax to credit against.
When the Employer’s State Can Tax You Too
Most states tax nonresidents only on income earned while physically working within their borders. If you fly into the office for three days, those three days of pay get sourced to that state. The rest, earned from your couch at home, does not.
A handful of states flip that logic through what is called the convenience of the employer rule. Under this approach, if you work remotely for a company based in one of these states, your income is treated as if you earned it at the employer’s office even when you never set foot there. The only way out is proving the remote arrangement exists because the employer needs you outside the state, not because you chose to live elsewhere.
New York originated the rule and enforces it most aggressively. Connecticut, Delaware, and Nebraska also apply versions of it. Massachusetts has been reported as enforcing a similar standard. Oregon has a narrow version limited to employees performing managerial functions. New Jersey does not have its own convenience rule but applies another state’s rule against that state’s residents working for New Jersey employers, so a New York resident working remotely for a New Jersey company gets hit by New York’s convenience rule and New Jersey will also source that income to New Jersey under a retaliatory provision.2State of NJ – Department of the Treasury – Division of Taxation. Convenience of the Employer Sourcing Rule Enacted for Gross Income Tax FAQ
The practical consequence is real. If you live in North Carolina and work remotely for a New York employer, New York may tax your entire salary as if you earned it in Manhattan. North Carolina will tax it too because you live there. You are not literally paying twice on the same dollar once credits are applied, but if New York’s rate is higher, you end up paying New York’s rate rather than the lower one you expected when you chose to live in North Carolina.
How Double Taxation Gets Resolved
When no reciprocal agreement exists and you owe tax to both your home state and the employer’s state, the resident-state tax credit is what keeps you from paying full freight to both. Almost every state with an income tax offers this credit.
The credit reduces your home-state bill by the amount you paid to the other state, but it caps at the amount your home state would have charged on that same income. Pay $5,000 to New York on remote-work income, and if your home state would only have charged $3,500 on the same income, you get a $3,500 credit. The extra $1,500 is gone. Your effective rate ends up being the higher of the two states’ rates.
The filing order matters and trips people up. File your nonresident return first. That gives you the exact tax owed to the other state. Then file your resident return and claim the credit based on that nonresident liability. Most states ask you to attach a copy of the nonresident return when you claim the credit. Getting the order backward means you are estimating a number you should already know.
Reciprocal Agreements That Skip the Problem
About 30 pairs of states have reciprocal tax agreements that eliminate the multi-state problem outright. Under a reciprocal agreement, you pay income tax only to your resident state regardless of where the employer is located. The employer’s state agrees not to tax you, and no credit calculation is needed.
These agreements cluster in the Midwest and Mid-Atlantic, where cross-state commuting is common. Kentucky has reciprocal agreements with Illinois, Indiana, Michigan, Ohio, Virginia, West Virginia, and Wisconsin. Pennsylvania has them with Indiana, Maryland, New Jersey, Ohio, Virginia, and West Virginia. Maryland has them with the District of Columbia, Pennsylvania, Virginia, and West Virginia.
Reciprocal treatment is not automatic. You usually have to file an exemption form with your employer so they withhold only for your home state. Skip that step and your employer will withhold for the work state by default, leaving you to file a nonresident return to get the money back.
Travel Days and Nonresident Filing Thresholds
Not every day of out-of-state work triggers a tax return. States set different thresholds for when a nonresident has to file, and the variation is wide enough to matter.
As of January 2026, roughly 20 states require a nonresident return after a single day of work in the state. That group includes California, New York, Pennsylvania, Massachusetts, and New Jersey. Fly in for one meeting and earn any income that day and you technically owe a return. Illinois, Indiana, and Montana only require filing after more than 30 days of in-state work. Connecticut requires filing after more than 15 days and more than $6,000 earned in the state; Maine’s trigger is more than 12 days and more than $3,000. A few states, including Alabama, North Dakota, Utah, and West Virginia, offer day-based thresholds only to residents of states that have no income tax or provide a similar exclusion, so your home state matters.3Tax Foundation. Nonresident Income Tax Filing and Withholding Laws by State, 2026
Accurate day-counting is the foundation of multi-state filing. Many states allocate income based on working days spent in the state divided by total working days. A calendar, travel receipts, and work logs documenting where you were each day make the difference between a clean return and a messy audit. This matters most for hybrid workers who split time between a home office and an employer’s office in another state.
Local income taxes add another layer. New York City, Philadelphia, and some Ohio municipalities impose their own income taxes separate from the state tax. Some of these localities do not offer credits for taxes paid elsewhere. Check whether any city or county where you live or work imposes one.
What To Check on Your Paycheck and W-2
Employers are required to withhold income tax for the state where their employees physically perform work. For a fully remote employee, that is the employee’s home state, even if the employer has no other connection to that state.4National Conference of State Legislatures. State and Local Tax Considerations of Remote Work Arrangements A single remote employee working from home can create tax nexus for the employer in that state, meaning the employer may need to register, withhold and remit income taxes, and face other business tax obligations. Some employers decline to hire in certain states for exactly this reason.
If your employer sits in a convenience-of-the-employer state, they may also withhold for their own state, leaving you to sort out the credit when you file. Look at Box 15 on your W-2, which lists the states where taxes were withheld, and Box 17, which shows the amounts. If withholding went to a state where you did not live or work, you will need to file a nonresident return in that state to claim a refund.
Employees who move without telling payroll create a mess for both sides. If withholding keeps going to the old state after you relocate, you will owe tax in the new state with nothing withheld, and you will have to reclaim the incorrect withholding from the old state through a nonresident return. Notify your employer promptly when your work location changes.
If You Moved Mid-Year
Relocate from one state to another during the tax year and you become a part-year resident of both. Each state taxes the income you earned while living there rather than taxing your full annual income. You file a part-year resident return in each state, allocating income based on your dates of residency.
Changing your tax domicile is not as simple as signing a new lease. A legitimate domicile change requires intent to make the new state your permanent home, actual physical relocation, and establishing a new residence. The old domicile continues until you acquire a new one, and moving somewhere temporarily or for a short-term project does not count. States have challenged domicile changes when a taxpayer keeps the old home, maintains voter registration in the old state, or returns frequently. If your former state audits and concludes you never truly left, you could owe a full year of taxes there.
Freelancers and Independent Contractors
Self-employed workers face the same multi-state sourcing rules as employees, without an employer handling withholding. Freelance from Texas for clients in California and New York, and you may owe income tax in California and New York on the income attributable to work performed there, and you are responsible for paying it yourself.
Independent contractors make quarterly estimated payments to each state where they owe tax. Missing a quarterly payment triggers underpayment penalties and interest in each state separately. Sourcing rules can also differ from the employee rules: some states tax contractor income based on where the client is located, others on where the work is performed. If you work from your home office, most states look at where you were physically sitting when you did the work. Keep detailed records of which projects you completed in which locations, especially if you travel to client sites.
What Happens If You Skip a Nonresident Return
Ignoring a nonresident filing obligation does not make it disappear. States share data with each other and with the IRS, and W-2 information gets reported to every state listed in Box 15. If New York sees W-2 income sourced to New York but no nonresident return from you, an assessment notice is a matter of time.
Skipping the nonresident return also backfires on your resident-state credit. Most states require you to actually pay the tax to the other state before giving you credit for it. Skip the nonresident return and you lose the credit, so your home state collects the full amount with no offset while the other state’s bill still looms. Penalties and interest accrue on top.5Internal Revenue Service. Failure to File Penalty
A Federal Fix That Has Not Passed
The Mobile Workforce State Income Tax Simplification Act has been introduced in Congress multiple times over the past decade. The most recent version was introduced in the Senate in April 2025.6Congress.gov. S.1443 – Mobile Workforce State Income Tax Simplification Act of 2025 It would set a uniform federal 30-day threshold before a state could tax a nonresident’s income, overriding the patchwork of one-day thresholds, convenience rules, and inconsistent filing requirements. As of early 2026 it remains in committee. Until it passes, the current state-by-state rules apply, and remote workers have to work within them.