Australia vs Papua New Guinea
Tax Rate Comparison
Enter your income below for a personal tax estimate, then scroll down for full rate breakdowns.
💰 Personal Income Tax Calculator
Enter your income to see your estimated annual tax liability in each country — side by side.
Individual Income Tax (Top Marginal Rate)
VAT / GST / Sales Tax
Corporate Tax Rate
Capital Gains Tax
Social Security & Payroll
🇦🇺 Australia — State & Territory Taxes
Australia's 6 states and 2 territories levy payroll tax (4.75%–6.85%), stamp duty on property, and land tax on investment properties. There is no state income tax — income tax is federal only. The Stage 3 tax cuts (effective July 2024) restructured brackets significantly. The ACT is progressively replacing stamp duty with broad-based land value tax. Councils levy rates on property owners.
🇵🇬 Papua New Guinea — Provincial & Local Government Taxes
Papua New Guinea's 22 provinces and the National Capital District levy their own provincial income taxes on certain income types, business licence fees, and sundry local charges. The Internal Revenue Commission (IRC) administers national taxes. PNG's economy is dominated by extractive industries (LNG, gold, copper) under fiscal resource contracts. The LNG sector has transformed government revenues. Significant informal economy and subsistence agriculture outside the formal tax base. A GST at 10% applies broadly.
Australia vs Papua New Guinea: Key Tax Differences (2026)
💰 Income Tax: 🇦🇺 Australia has a higher top income tax rate (0–45% vs 22–42%). 🇵🇬 Papua New Guinea is more favourable for high earners.
🛒 VAT/Sales Tax: Both countries have comparable consumption tax rates (10% vs 10%).
🏢 Corporate Tax: Corporate rates are similar in both countries (25–30% vs 30%).
📈 Capital Gains: 🇵🇬 Papua New Guinea taxes investment gains at a lower rate (17% vs 22.5%), benefiting investors.