Tax Invoice Requirements Checker
Choose the sale type, tick what your document contains and see which ATO invoice fields are still missing.
01 —SALE AND DOCUMENT
Tick each detail already shown on the document
02 —REQUIREMENTS CHECK
Awaiting input
Enter the sale total to check the document.
What this estimate includes
- Only a GST-registered seller issues a tax invoice and charges GST.
- The $1,000 test uses the total price including GST.
- A buyer generally needs tax-invoice evidence to claim GST credits above $82.50 including GST.
Frequently asked questions
When must an Australian invoice say “Tax invoice”?
A GST-registered seller uses a tax invoice for a taxable sale. A seller that is not registered for GST must not charge GST and should issue a regular invoice.
What changes when a tax invoice is $1,000 or more?
The invoice must also identify the buyer or show the buyer’s ABN when the total price is $1,000 or more.
What is the $82.50 threshold?
A GST-registered buyer generally needs a tax invoice to claim a GST credit for a purchase above $82.50 including GST.
Tax Accuracy & Sources
Reviewed: 30 July 2026 · Tax year: Current GST invoice rules
Core-field checklist only. It excludes recipient-created tax invoices, adjustment notes, mixed taxable/GST-free supplies, electronic-invoice standards and special determinations.
Related calculators
Invoice Generator Create tax invoices with ABN and GST Quote Generator Professional quotes with GST GST Calculator Add or remove 10% GST instantly GST Credits Calculator Estimate input tax credits on eligible business purchases Sole Trader Tax Action Plan Personalised year-round tax decisions for sole traders / small businesses, ranked by deadline urgency — GST, BAS, IAWO, super, FBT, structure switch, trust resolution BAS Calculator GST, PAYG withholding and instalments