What GST rate does this calculator use?
This calculator uses Australia's standard GST rate of 10%.
Add GST to an amount or work GST out of a GST-included amount.
Uses the standard GST rate of 10%. Source values reviewed on 21 February 2026.
Uses Australia standard GST rate of 10%.
| Item | Value |
|---|---|
| Standard GST rate in Australia | 10% |
| Add GST to an amount | Amount before GST x 1.10 |
| Work GST out of a GST-included amount | GST-included amount x 1/11 |
| State check | Same GST rate in NSW, QLD, and all other states and territories |
This calculator uses Australia's standard GST rate of 10%.
No. GST is a national tax, so the standard GST rate is the same across NSW, QLD, and all other Australian states and territories.
Multiply the GST-included amount by 1/11 to get the GST part.