Proforma Invoice Generator Australia

What this proforma invoice generator includes

• Business and customer details with optional ABN
• Proforma number, issue date, and validity date
• Itemized line items with GST options
• Payment details and PDF export

How to use this generator

Enter your business and the customer's details, then list each expected charge as its own line item. Apply GST automatically once you mark your business as registered, and set a validity date so the estimate has a clear expiry. Download the finished document as a PDF labelled "proforma invoice", then generate the real tax invoice once the sale is finalised using the same underlying details.

What each field is for

• Proforma number: kept separate from your tax invoice sequence so the two document types are never confused in your records.
• Validity date: tells the recipient how long the estimated pricing holds before it needs to be reconfirmed.
• Itemized line items with GST options: mirrors the structure of the eventual tax invoice, so the final document does not look drastically different from the estimate.
• Payment details: useful where the proforma is being used to arrange a deposit or advance payment ahead of delivery.

When you need a proforma invoice

Reach for a proforma invoice when someone on the buyer's side needs a document that looks like an invoice before the transaction is actually final — for internal purchase approval, customs and import declarations, deposit requests, or large custom orders that need pricing sign-off before manufacturing begins. If the client just needs a general price estimate with no formal structure, a standard quote is usually the simpler document — the proforma earns its place specifically where the recipient's own process requires an invoice-shaped document to move forward.

Common proforma invoice mistakes

• Not labelling it clearly as "proforma invoice", so it gets mistaken for the real thing
• Recording it as a sale in accounting software before the actual tax invoice is issued
• No validity date, leaving an old estimate open indefinitely
• Reusing the tax invoice numbering sequence instead of a separate proforma sequence
• Showing a GST amount without a clear note that it is estimated, not the final GST figure

Reconciling the final invoice against the proforma

Where the final tax invoice differs from the proforma — because quantities, pricing, or scope changed before delivery — reference the original proforma number on the tax invoice so the two documents are easy to match. If the difference is significant, a short note explaining the change avoids the client querying an amount that no longer matches what they originally saw.

Frequently asked questions

Related tools

Convert approved estimates into a final Invoice Generator Australia. For scope and responsibilities, use Service Agreement Summary Generator Australia. If pricing changes after invoicing, issue Credit Note Generator Australia. For pre-work scope docs, use Quote Generator Australia.

Proforma invoice generators by industry

See proforma invoice tips, common line items, and compliance notes tailored to your industry.