Guides

Invoicing basics

One question per page. The short answer first, then the rule with its source, a worked example, and how it looks in Billfold. Written by the person who built the app, not a tax adviser, so every figure links to the official page.

GST on invoices

Do I need to charge GST on my invoices?

Only once you're registered, and registration is compulsory at $75,000 turnover. Below that it's your call.

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Is a quote inclusive or exclusive of GST?

To a household, the GST-inclusive total must be the prominent price. To a business, "plus GST" is fine if you say so. Say nothing, and GST was inside it.

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Tax invoice vs invoice: which one do I send?

Registered for GST? "Tax Invoice", your ABN and the GST amount. Not registered? "Invoice", the same details, no GST line.

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How to invoice if you're not registered for GST

Head it "Invoice", show your ABN, leave GST off and say so in one line. What goes on it, with a free template.

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Just registered for GST? What changes on your invoices

From your registration date: "Tax Invoice" at the top, 10% on taxable sales, a quarterly BAS, GST credits on purchases. Earlier invoices stay as they were.

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Your first invoice

Do I need an ABN to invoice?

In practice, yes. Without an ABN on an invoice over $75, the payer must withhold 47%. Who is entitled, how to get one free, and the exceptions.

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Invoicing on a Mac

How to make an invoice on a Mac

The Numbers template, a Pages template, an online generator or a native app. Which is enough for your first invoices, and where each one runs out.

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General information from the maker of an invoicing app, not tax or legal advice. Rules change and your situation may differ; check the sources above or ask your accountant before relying on this page.