GUIDES · AUSTRALIA
Do I need to register for GST?
You must register for GST once your business turnover reaches the registration threshold, and you can choose to register below it. Taxi and ride-sourcing drivers must register whatever their turnover.
General information only, not accounting, tax or legal advice. Check with your accountant or the ATO where a decision depends on your circumstances. Written 30 October 2026 · last checked 30 October 2026.
When you must register
- When your current or projected GST turnover reaches the threshold on the ATO page below.
- If you provide taxi or ride-sourcing travel, from the start.
What changes
- You charge GST on taxable sales and issue tax invoices.
- You can claim GST credits on business purchases.
- You lodge a BAS and pay the GST you collect, less your credits.
In Plain
Set your GST registration and accounting basis in setup, and Plain codes GST on invoices and bills.
Official source
Try it
Try the GST calculator to see what GST on a price looks like.