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Invoice requirements in Australia

Checked 21 October 2026. General guidance, not tax advice.

If you're registered for GST, your business customers need a valid tax invoice to claim GST credits for purchases over $82.50 (including GST). The ATO lists seven things it must show.

If you're not registered for GST, send an ordinary invoice without GST, but still quote your ABN.

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What a GST invoice must show

  • That it's intended to be a tax invoice (the words "Tax invoice" at the top are the usual way)
  • Your identity and your ABN
  • The date it was issued
  • A brief description of the items sold, including the quantity and price
  • The GST amount payable (if any)
  • The extent to which each sale includes GST
  • For sales of $1,000 or more: the buyer's identity or ABN

GST rates

RateTax
GST 10%GST 10%
GST-free 0%GST 0%

Not sure of the amount with tax? Use our VAT calculator.

If you're not registered for GST

You usually have to register once your sales pass $75,000 a year ($150,000 for non-profits).

  • Don't call it a tax invoice and don't charge GST.
  • Quote your ABN. If you don't, a business customer may have to withhold 47% of the payment and send it to the ATO.

Good to know

  • Exports and some other supplies are GST-free: use the 0% option.
  • You must give a tax invoice within 28 days if a customer asks for one.

Official sources

Make your invoice

Our free invoice generator knows the rules above. Choose Australia as your country and it shows the right fields, adds the right wording, and checks that nothing is missing before you download the PDF.

Rules in other countries

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