Australia GST Calculator

10%

Add or remove GST at Australia's standard rate of 10%. Pre-set to AUD — switch modes to work forwards from a net price or backwards from a GST-inclusive total.

A$
%
Net amount
GST amount
Gross amount

Worked examples in AUD

Add GST

A$220.00 × 1.1 = A$242.00

Adding 10% GST to a pair of boots priced at A$220.00 (net) gives A$242.00 gross — that's A$22.00 of GST.

Remove GST

A$60.00 ÷ 1.1 = A$54.55

Removing 10% GST from a brunch marked A$60.00 (gross) leaves A$54.55 net — the GST portion is A$5.45.

GST rates in Australia

Rate Applies to
10% standard Most goods and services
0% GST-free: basic food, most health, education, some childcare

Registration threshold

Businesses in Australia generally must register for GST once taxable turnover reaches A$75,000 turnover. GST registration and returns are administered by Australian Taxation Office (ATO).

Frequently asked questions

What is the GST rate in Australia?

The standard GST rate in Australia is 10%. Reduced rates of 0% apply to items such as gst-free: basic food, most health, education, some childcare. (Rates as of 2026-07-13.)

How do I remove GST from a price in Australia?

Divide the GST-inclusive price by 1.1 (that is, 1 + 10%). Removing 10% GST from a brunch marked A$60.00 (gross) leaves A$54.55 net — the GST portion is A$5.45.

How do I add GST to a price in Australia?

Multiply the net price by 1.1. Adding 10% GST to a pair of boots priced at A$220.00 (net) gives A$242.00 gross — that's A$22.00 of GST.

When do I have to register for GST in Australia?

You must register for GST in Australia once your taxable turnover reaches A$75,000 turnover. Registration is handled by Australian Taxation Office (ATO).

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Rates and thresholds shown as of 2026-07-13. Tax rules change — confirm current figures with Australian Taxation Office (ATO) before relying on them.