Table of Content

GST-Free Sale

A GST-free sale is an Australian sale on which no GST is payable, while eligible GST credits for purchases used to make the sale are generally preserved.

GST-free does not mean the transaction is ignored. A GST-registered business still records the sale and includes it in the relevant GST and BAS totals, but it does not add 10% GST to the GST-free component.

The ATO’s GST definitions lists categories that can include basic food, exports, water and sewerage, and qualifying health and education services. Each category has conditions and exceptions, so the label should be based on the actual supply rather than a broad industry assumption.

Where GST-Free Sales Appear

You will usually see GST-free sales in:

  • invoices with no GST on qualifying lines
  • mixed invoices containing taxable and GST-free items
  • point-of-sale product tax codes
  • export and cross-border records
  • health, education, food and charitable transaction reviews
  • sales reports and GST workpapers
  • BAS labels
  • accountant or BAS agent queries

A business can make both GST-free and taxable supplies. Tax treatment belongs to the particular item or service, not permanently to the customer or supplier.

How A GST-Free Sale Works In Practice

The business should:

  1. identify the specific GST-free rule
  2. check every condition and exception
  3. retain evidence supporting the classification
  4. use the correct line-level tax code
  5. leave GST out of the GST-free price
  6. report the sale in the correct BAS totals
  7. claim related purchase credits only where the ordinary credit rules are met

Division 38 of the GST Act sets out GST-free supplies. The rules are detailed: for example, some basic food is GST-free while prepared meals, restaurant food and specified products can be taxable.

Simple Example

A GST-registered grocer sells:

  • GST-free fresh vegetables: $44
  • taxable soft drinks: $22 including $2 GST

The customer pays $66. The receipt should distinguish the treatments rather than applying GST to the entire basket.

The business records:

  • $44 GST-free sales
  • $20 taxable sales excluding GST
  • $2 GST collected

The full $66 is part of total sales, but only $2 is GST payable from this transaction.

GST-Free Versus Input Taxed

Both types of sale have no GST added to the customer price, but the purchase-credit result differs.

For a GST-free sale, eligible GST credits for related business purchases are generally available. For an input-taxed sale, credits for purchases relating to the sale are generally restricted.

That distinction is why a generic exempt or no-tax code can be dangerous. The software may produce the same customer total while reporting purchases and BAS figures differently.

Why GST-Free Sales Matter

Correct classification affects pricing, margins, GST credits and BAS reporting. Charging GST on a genuinely GST-free sale can overcharge the customer. Treating a taxable sale as GST-free can leave the business owing GST it did not collect.

Common mistakes include:

  • assuming all food is GST-free
  • treating every health or education service the same way
  • assuming every export meets the timing and evidence rules
  • using one tax code for a mixed invoice
  • confusing GST-free with input taxed
  • excluding GST-free sales from total sales
  • claiming purchase credits without checking business use and evidence

When the treatment is uncertain, check the ATO’s guidance for the exact product or service and seek advice from a registered tax or BAS professional.

Regional Variations

Other GST and VAT systems often use the term zero-rated for a similar treatment. The idea can resemble an Australian GST-free sale, but the qualifying supplies and evidence differ.

New Zealand, Singapore, Canada and Ireland apply their own zero-rated, exempt or GST-free rules. Do not carry an Australian product tax code into another country without review.

How Gimbla Can Help

Gimbla supports tax coding at invoice and transaction level so GST-free lines can stay separate from taxable sales. Clean coding helps the customer document, revenue accounts and BAS review agree.

Helpful Gimbla Guides

In Short

A GST-free sale has no GST in the price but is still recorded and reported, with eligible related purchase credits generally preserved. Apply the exact legal category and keep taxable and GST-free lines separate.