New Zealand's 183-Day Tax Residency Rule
More than 183 days in any 12-month period makes you a New Zealand tax resident, backdated to the first of those days. Here is exactly how the count works.
Last verified: July 2026
In short: you become a New Zealand tax resident if you are present for more than 183 days in any 12-month period. Residency is then backdated to the first of those 183 days. Any part of a day, including arrival and departure, counts, and the days need not be consecutive. A permanent place of abode can make you resident below 183 days.
- Threshold
- More than 183 days
- Counting window
- Any 12-month period
- A day counts if
- You are present for any part of it
- Resident from
- First of the 183 days
- Other residence test
- Permanent place of abode
- Tax year
- 1 April – 31 March
- Legal basis
- Income Tax Act 2007, s YD 1
The rule
New Zealand treats you as a tax resident if you are personally present there for more than 183 days in any 12-month period. Three points decide most real cases:
- The window is any 12 months. The 183 days are measured across any 12-month period, not the 1 April to 31 March tax year. Two stays in different periods can combine inside one window.
- Parts of days count. Any day you are present, including the day you arrive and the day you leave, counts as a whole day. The 183 days do not need to follow each other.
- Residency backdates. Once you pass 183 days, your tax residency is treated as starting from the first of those 183 days, not the day you crossed the line.
How to count it
- List every New Zealand trip with arrival and departure dates.
- Count each day you were present, including arrival and departure days, whether or not they are consecutive.
- Total the days inside a single 12-month window, then slide that window across your whole travel history.
- If any 12-month window exceeds 183 days, you are resident from the first day of that count.
Example. 10 days in New Zealand in April, then 20 more in September of the same year.
That is 30 days, even though the visits were months apart, because the days do not need to be consecutive. Keep adding trips inside any rolling 12 months, and once the total passes 183 you are a resident backdated to that first April day.
Beyond the day count
The 183-day count is one route in, not the only one. New Zealand also treats you as resident if you have a permanent place of abode there, a place you usually live and can call home, even if you keep a home in another country as well. That test can apply below 183 days. Residency is sticky at the other end too: if you rely only on the day count, you stop being a New Zealand resident only once you are away for more than 325 days in a 12-month period and have no permanent place of abode. And if another country also claims you, a double-tax treaty decides residency through tie-breaker rules such as permanent home and centre of vital interests.
Official source: "Tax residency status for individuals" from Inland Revenue (Te Tari Taake), setting out the 183-day rule under the Income Tax Act 2007, s YD 1.
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Get AtlasDays on the App StoreFAQ
How many days can you stay in New Zealand without becoming a tax resident?
Up to 183 days in any 12-month period. Cross more than 183 in any window and you are resident, backdated to the first of those days.
Is the 183-day rule based on the tax year?
No. It uses any 12-month period, not the 1 April to 31 March tax year, and the days need not be consecutive.
Can you be resident with fewer than 183 days?
Yes, through the permanent-place-of-abode test if you have a home you usually live in there.