Moving from Minnesota to Washington: Residency, Taxes, and What to Prove

In Minnesota

Minnesota applies its ordinary domicile and 183-day/abode tests to a travel nurse the same as anyone else: a nurse not domiciled in Minnesota who maintains a year-round-suitable Minnesota abode and is present at least 183 days becomes a full-year resident taxed on worldwide income. The more frequent Minnesota exposure runs the other way, where a nurse claims a Florida or Texas tax home while actually living in a Minnesota rental for most of an assignment; Minnesota taxes nonresident wages for days actually worked in the state regardless of the claimed tax home.

In Washington

Seattle-area hospital systems are a major travel nursing market. Because Washington has no general wage income tax, a genuine Washington tax home creates no state income tax exposure on stipends or wages earned in Washington, though nurses still owe nonresident tax in every other income-tax state where they take assignments. The same tax-home substantiation rules apply: an actual, regularly used residence with duplicated living expenses, not just a mailing address.

In Minnesota

Minnesota taxes nonresident professional athletes using the standard duty-day formula applied across nearly all income-tax states: total season compensation multiplied by the ratio of Minnesota duty days (games, practices, and mandatory team functions in the state) to total duty days for the season. This applies to visiting teams playing the Vikings, Twins, Timberwolves, and Wild in the Twin Cities.

In Washington

The Seahawks, Mariners, Sounders, and Kraken are all based in Washington, and for decades Washington's lack of a personal income tax made contracts here worth more after-tax than identical contracts in California or New York, since athletes owed no state tax on the home-state portion of their income. That advantage has a hidden cost: because Washington historically had no income tax, athletes domiciled here got no tax credit to offset the jock tax other states charged them for road games, making those out-of-state payments a pure additional cost rather than an offset against home-state liability. The 2028 Millionaires' Tax will itself begin reaching a portion of highly paid athletes' income domiciled in Washington.

In Minnesota

The Minnesota snowbird pattern, retaining the family lake home or Twin Cities house while wintering in Florida or Arizona, is precisely the profile Minnesota's residency-audit program is built to examine, and Larson v. Commissioner of Revenue shows the state will pursue a contested claim for years. Keeping a year-round-suitable Minnesota abode and spending at least 183 days in the state, even across multiple visits, triggers the statutory test regardless of a claimed Florida domicile, and retained homestead classification, Minnesota hunting and fishing licenses, or continued club and church membership all count as domicile evidence under the state's roughly 26-factor rule.

In Washington

The relevant test for a long-term visitor isn't Washington's general tax system, since there is none for ordinary wages, but the 183-day physical-presence-plus-abode test and the 30-day safe harbor under the capital gains excise tax. Someone who keeps a Washington vacation home and visits often needs to track their day count carefully if they have appreciated stock or other intangible property they might sell, since crossing 183 days while maintaining a Washington abode can make them a Washington resident for that tax even without ever forming domiciliary intent.

In Minnesota

Minnesota has no convenience-of-the-employer rule. A nonresident who works remotely from another state for a Minnesota-based employer is generally not taxed by Minnesota on those wages, since the state sources employee compensation to where the work is physically performed rather than to the employer's location.

In Washington

Washington has no convenience-of-employer rule and, until 2028, no general wage income tax at all, making it one of the most attractive states for remote workers regardless of where their employer is based. The capital gains excise tax and the incoming Millionaires' Tax are the only state-level income taxes that reach a remote worker's earnings, and both turn primarily on domicile rather than employer location.

In Minnesota

Minnesota follows the federal Servicemembers Civil Relief Act and Military Spouses Residency Relief Act. A servicemember whose domicile was Minnesota before entering service remains a Minnesota domiciliary regardless of duty station unless they affirmatively establish a new domicile, while a servicemember stationed in Minnesota on orders, and a qualifying spouse, does not become a Minnesota resident solely because of the posting, and military pay is not Minnesota-source income for a nonresident servicemember stationed there.

In Washington

Washington follows the federal Servicemembers Civil Relief Act and Military Spouses Residency Relief Act. Naval Base Kitsap and Joint Base Lewis-McChord are major installations, and because Washington has no general wage income tax, service members and spouses electing Washington domicile under MSRRA owe no state tax on military pay or spousal wage income today.

In Minnesota

Federal law (49 U.S.C. §40116) limits states to taxing airline employee compensation only in the employee's state of residence and any state where more than 50% of pay is earned, protecting flight crew based at Minneapolis-St. Paul International who are domiciled outside Minnesota from full-income Minnesota taxation based solely on their duty station.

In Washington

Seattle-Tacoma International Airport (SEA) is a major hub and crew base for Alaska Airlines and Delta. Federal law (49 U.S.C. §40116) limits taxation of air carrier employees to their state of residence and any state where they earn more than 50% of pay; because Washington has no general wage income tax, Washington-based crew owe no state tax on their wages today regardless of this federal carve-out, though the 2028 Millionaires' Tax may eventually intersect with it for the highest earners.