Arizona tax residency rules
Threshold: 274 days · Day Count · Calendar year (Jan 1 – Dec 31)
Rules tracked by Tax Days
AZ 9-Month Presumption
- Type
- Day Count
- Threshold
- 274 days
- Period
- Calendar year (Jan 1 – Dec 31)
Tax residency triggers if you're physically present for more than the threshold number of days in a calendar year.
Generally, spending more than nine months (about 274 days) in Arizona during the year creates a rebuttable presumption that you are a resident.
AZ DomicileInformational
- Type
- Facts & Circumstances
- Threshold
- No fixed threshold
- Period
- Calendar year (Jan 1 – Dec 31)
Residency determined by examining the totality of your connections, home, family, business, social ties, time spent. No fixed day threshold.
Generally, Arizona taxes as a resident anyone in the state for other than a temporary or transitory purpose, and anyone domiciled in Arizona who is temporarily away. Determined on the facts and circumstances.
Arizona tax residency, FAQ
How many days can I spend in Arizona before becoming a tax resident?
Generally, spending more than 274 days in Arizona during a calendar year can make you a tax resident. Generally, spending more than nine months (about 274 days) in Arizona during the year creates a rebuttable presumption that you are a resident.
How does Arizona count a day of presence?
Day-counting rules vary: many jurisdictions treat any part of a calendar day spent in-country as a full day, while others require presence at midnight. Because the burden of proof is usually on you, keep a contemporaneous, day-by-day record of where you were.
What tax year does Arizona use?
Arizona measures residency over calendar year (jan 1 – dec 31).
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