🇦🇺 Australia Statutory Tax Guide
Australia Tax Brackets & Rates (2026)
Comprehensive statutory tax rates, withholding thresholds, social contributions, and deduction rules governed by Australian Taxation Office (ATO).
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📜 Statutory Authority & Legal Framework
In Australia, personal income taxation is administered by the Australian Taxation Office (ATO) under the authority of Income Tax Assessment Act 1997 & Superannuation Guarantee Act.
Australian resident individual tax rates with $18,200 threshold, progressive brackets (16% to 45%), 2% Medicare levy, and 11.5% superannuation.
📊 2026 Progressive Marginal Tax Brackets
ISO: AUD| Income Bracket ($) | Marginal Tax Rate | Bracket Type |
|---|---|---|
| $0 – $18,200 (Tax-Free 0%) | 0.0% | Tax-Free Allowance |
| $18,201 – $45,000 (16%) | 16.0% | Tier 2 |
| $45,001 – $135,000 (30%) | 30.0% | Tier 3 |
| $135,001 – $190,000 (37%) | 37.0% | Tier 4 |
| Over $190,000 (45%) | 45.0% | Tier 5 |
🛡️ Mandatory Social Security & Pension Contributions
Medicare Levy
Employee Share: 2.0%
Employer Share: 0.0%
Frequently Asked Questions: Australia Taxation
What are the income tax brackets in Australia? ↓
Australia operates a progressive tax system administered by Australian Taxation Office (ATO) under Income Tax Assessment Act 1997 & Superannuation Guarantee Act.
What social security or pension contributions apply in Australia? ↓
Mandatory contributions include: Medicare Levy (2.0%).