Utah — Tax Residency Rule

Summary

Day threshold

183 or more days in Utah

Window

Calendar year (1 Jan – 31 Dec)

Also required

A permanent place of abode in Utah

Alternative trigger

Utah domicile (any day count)

Effect

Full-year Utah resident, taxed on all income

If you are not domiciled in Utah, you become a Utah statutory resident for tax purposes when you both keep a permanent place of abode in the state and are physically present in Utah for 183 days or more in a calendar year. Stay under 183 days and you avoid statutory residency — so 182 days is the ceiling to watch. Meet the test (or be domiciled in Utah) and Utah taxes your income from all sources.

Who it applies to

This matters most if you are:

• A remote worker or frequent traveler spending long stretches in Utah while keeping a place there.
• Someone who owns or rents a Utah home but lives or works partly out of state.
• A snowbird or second-home owner splitting the year between Utah and elsewhere.
• Anyone moving into or out of Utah mid-year and unsure whether they crossed the day threshold.

The rule applies to individuals regardless of where they hold citizenship — Utah residency here is about domicile, physical presence, and available housing, not visa or immigration status.

The rule — and why it exists

Under the Utah State Tax Commission, you are treated as a Utah resident for a taxable year if either of these is true:

• Domicile. Utah is your true, fixed, permanent home — the place you intend to return to whenever you are away. Domicile makes you a resident independent of any day count.
• Statutory residency. You maintain a permanent place of abode in Utah and spend 183 or more days of the taxable year physically in the state.

The 183-day test only bites when both parts are present. A permanent place of abode is a dwelling you keep available for year-round use — an owned or rented home, not a hotel or short-term holiday let. Without such a home in Utah, the day count alone does not make you a statutory resident.

Why it exists: states use a permanent home plus substantial physical presence as proxies for where your economic life actually sits. The two-pronged test stops people who genuinely live in Utah from escaping resident taxation simply by claiming their "real" home is elsewhere while still basing themselves in the state for most of the year.

Counting the days

Utah totals your physical presence across the calendar year. In practice:

1. 1Count every day, or part of a day, that you are physically present in Utah.
2. 2Add up the qualifying days between 1 January and 31 December.
3. 3183 days or more combined with a Utah abode makes you a statutory resident; 182 or fewer does not.
4. 4Domicile is assessed separately — if Utah is your domicile, the day count doesn't matter.

Because a partial day in the state generally counts as a day present, keep contemporaneous travel records — boarding passes, calendars, card statements — if you are anywhere near the threshold.

Examples

Example 1 — statutory resident by days

You are domiciled in Nevada but rent a condo in Park City and spend about 200 days a year in Utah for work and skiing. You keep a permanent place of abode and exceed 183 days, so you are a Utah statutory resident, taxed on your worldwide income for that year.

Example 2 — days without a home

You spend 190 days in Utah over the year but stay in hotels and short-term rentals, keeping no permanent home in the state. Without a permanent place of abode, the 183-day test isn't met — you are a nonresident, taxed only on Utah-source income.

Example 3 — domicile beats the day count

Utah is your permanent home, but this year a long overseas assignment kept you in-state only 90 days. Because you remain domiciled in Utah and never established domicile elsewhere, you are still a full-year Utah resident despite spending well under 183 days there.

Exceptions & edge cases

• Part-year residents. If you move into or out of Utah during the year and establish or abandon domicile, you are generally a part-year resident rather than a full-year statutory resident, taxed on Utah income for the portion of the year you lived there.
• Domicile overrides the day count. A Utah domiciliary is a resident even with far fewer than 183 days in-state; conversely, abandoning Utah domicile requires genuinely establishing a permanent home elsewhere.
• The abode must be genuinely yours. A property you have fully let to tenants and cannot use yourself generally does not count as a permanent place of abode.
• Dual-residency and credits. If another state also treats you as a resident, you may face overlapping claims; states typically offer a credit for taxes paid to another state to relieve double taxation, but the rules are specific and worth checking.

Common misconceptions

• "183 days in Utah automatically makes me a resident." Only if you also keep a permanent place of abode there — the day count alone isn't enough.
• "Staying under 183 days always keeps me out." False if Utah is your domicile — domiciliaries are residents regardless of day count.
• "Only my Utah income is taxed." A Utah resident — by domicile or the statutory test — is taxed on income from all sources, not just Utah-source income.
• "A hotel or Airbnb counts as my Utah home." A permanent place of abode means a dwelling kept available for year-round use, not short-term or transient lodging.

Frequently asked questions

Sources

• Utah State Tax Commission — Individual income tax
• Utah State Tax Commission — Filing information & residency