When you move to Australia matters for tax purposes. Different tax years in UK vs Australia create timing considerations.
This guide covers optimal timing for your UK to Australia move.
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Why Timing Matters
Two tax calendars:
- UK tax year: April 6 – April 5
- Australian financial year: July 1 – June 30
Different considerations than Dubai/Singapore:
- Australia often treats you as full-year resident even if arriving mid-year (if meet Resides Test)
- Less about day counting, more about intention and ties
Australian Tax Year Consideration
Australian financial year: July 1 – June 30.
Tax residency: Usually starts from arrival date (if meet Resides Test).
First year partial arrival:
- Arrive January 2026
- First Aust tax year: January – June 30, 2026
- Tax return due: 31 October 2026
- Often treated as full-year resident (get full tax-free threshold)
Unlike Singapore/Dubai: You don’t need 183 days for resident status. Resides Test looks at intentions, ties, and accommodation – not just days.
UK Tax Year Considerations
UK tax year: April 6 – April 5.
Split-Year Treatment
If leaving mid-tax year for full-time overseas work, may claim split-year treatment:
- First part: UK resident
- From departure: Non-resident
Requirements include:
- Full-time employment overseas
- Meeting day-count conditions
- Other specific criteria
Benefit: Only pay UK tax on UK income from departure date.
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The Optimal Move Window
Best: January to March
Why:
- âś… 6 months in Australian financial year (good earnings period)
- âś… UK split-year treatment possible
- âś… Summer in Australia (easier settling in)
Also good: July to September
Why:
- âś… Start of new Australian financial year (clean accounting)
- âś… Full Aust tax year as resident
- âś… Spring in Australia
Less ideal: April to June
Why:
- ⚠️ End of Australian financial year (only 2-3 months)
- Short first tax year means immediate return due October
Employment Timing
Job start date: Usually dictated by employer but sometimes flexible.
Considerations:
- Moving for Australian job = usually immediate start
- Internal transfer = may have flexibility
- Starting own business = full control
Many UK companies doing internal transfers can accommodate timing requests.
Month-by-Month
January-March: âś… Excellent (6 months first Aust year, UK split-year)
April-June: ⚠️ Okay (short first Aust year)
July-September: âś… Excellent (new Aust financial year)
October-December: âś… Good (3/4 of Aust year)
Key difference from Dubai/Singapore: Australia’s Resides Test means you’re usually resident from arrival regardless of month – so timing is less critical than Dubai/Singapore’s 183-day rule.
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Common Questions
Does arriving July 1 make tax easier?
Slightly – clean start of financial year makes accounting simpler. But not essential.
Can I move in December?
Yes – you’re still Australian tax resident from arrival under Resides Test.
What if my job starts in a “bad” month?
Less critical for Australia than Singapore/Dubai. The Resides Test focuses on intentions and ties, not day counts.
Disclaimer
This guide provides general information only and does not constitute tax advice. Optimal timing depends on individual circumstances – employment type, salary, property, and numerous other factors. Always consult qualified tax advisor.