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Australia GST Calculator
Work out the GST inside a tax-inclusive price — or add it to a net price — at Australia's 10% standard rate. Paste one amount per line for a whole ledger. Built for accountants, bookkeepers and finance teams; nothing leaves your browser.
Australia GST calculator
Standard 10% · other rates: 0%.
| Gross | Net | Tax |
|---|---|---|
| $120.00 | $109.09 | $10.91 |
Standard rates as published by each tax authority. Reduced, zero and regional rates apply to some goods and services — always check the current official rate before filing.
General information and templates, not legal advice. Laws differ by jurisdiction and change; have a qualified lawyer review anything you rely on. Disclaimer
Formulas
Remove GST: net = gross ÷ (1 + 0.1); GST = gross − net. $1,000.00 incl. GST → $909.09 + $90.91.
Add GST: GST = net × 0.1. $1,000.00 net → $1,100.00.
A common mistake is taking 10% of the gross price — that overstates the tax. Divide by 1.1 instead.
Australia GST rates
Australia: standard 10%, other rates 0%. Administered by Australian Taxation Office.
Standard rates as published by each tax authority. Reduced, zero and regional rates apply to some goods and services — always check the current official rate before filing.
Standard indirect tax rates
| Country | Tax | Standard rate | Other rates |
|---|---|---|---|
| UK | VAT | 20% | 5%, 0% |
| Germany | VAT (MwSt) | 19% | 7% |
| France | VAT (TVA) | 20% | 10%, 5.5%, 2.1% |
| Italy | VAT (IVA) | 22% | 10%, 5%, 4% |
| Spain | VAT (IVA) | 21% | 10%, 4% |
| Netherlands | VAT (BTW) | 21% | 9% |
| Ireland | VAT | 23% | 13.5%, 9% |
| Belgium | VAT (TVA/BTW) | 21% | 12%, 6% |
| Poland | VAT | 23% | 8%, 5% |
| Sweden | VAT (moms) | 25% | 12%, 6% |
| Switzerland | VAT (MWST) | 8.1% | 3.8%, 2.6% |
| UAE | VAT | 5% | 0% |
| Saudi Arabia | VAT | 15% | 0% |
| South Africa | VAT | 15% | 0% |
| India | GST | 18% | 5%, 40% |
| Australia | GST | 10% | 0% |
| New Zealand | GST | 15% | 0% |
| Canada | GST | 5% | 13%, 15% |
| Singapore | GST | 9% | 0% |
| Japan | consumption tax (JCT) | 10% | 8% |