Overview
Australia's Stage 3 tax cuts, passed in the 2025-26 Federal Budget, make major changes to the personal income tax structure. As of 1 July 2026, the marginal rate on income between A$18,201 and A$45,000 drops from 16% to 15%, and further down to 14% on 1 July 2027. (ato.gov.au)
These cuts are aimed at easing cost-of-living pressures for low to middle income earners and rectifying bracket creep. (ato.gov.au)
Who Benefits Most
| Income Level | 2025-26 Rate (Current) | 2026-27 Rate | 2027-28 Rate |
|---|---|---|---|
| A$18,201-A$45,000 | 16% | 15% | 14% |
| Above A$45,000 up to A$135,000 | 30% | 30% | 30% |
| A$135,001-190,000 | 37% | 37% | 37% |
| Above A$190,000 | 45% | 45% | 45% |
So the biggest relative gain is for those in the A$18,201-45,000 bracket. If you move into or out of that bracket, the benefit shifts accordingly. (assets.kpmg.com)
Examples
- If you earn A$40,000/year, from 1 July 2026, you'll save about A$100-150/year in tax. The savings grow in 2027-28 when the rate drops to 14%.
- If your income is A$50,000, only the portion up to A$45,000 is taxed at the lower rate, so savings are smaller but still meaningful.
Actionable Insights & Planning Tips
1. Timing Income or Deductions
If you expect your income or capital gains in 2026-2027, consider structuring to have more income fall into the lower bracket. Defer bonuses or additional earnings to periods when rates are lower.
2. Maximise Deductions Early
For those nearing the threshold, accelerating eligible deductions or expenses into earlier years may reduce tax payable at the higher marginal rate.
3. Review Investments and Withholding
Ensure investments that generate taxable income are structured such that withholding and estimates reflect the new lower bracket, avoiding over-withholding during transition years.
4. Budgeting
Expect modest cash flow improvements but be realistic – the savings are proportional; large revenue windfalls are unlikely unless income is entirely in the affected bracket.
Caveats and Considerations
- These cuts do not affect higher brackets; incomes above A$45,000 see little change unless income lies in the lowest bracket portion.
- Rates are locked in via legislation passed in March 2025. (ato.gov.au)
- Always consider other tax liabilities such as Medicare levy thresholds, which are also indexed. (ashurst.com)
In short, if you're earning between ~A$18,000–45,000, the stage 3 tax cuts offer tangible relief starting mid-2026, increasing further in 2027. If your income is higher, benefits are limited unless you can shift more income into lower amounts.