How Much Does a Business Tax Return Cost in Australia? (2026 Guide)

If you have ever asked an accountant “how much for my business tax return?” and been told “it depends”, this guide is for you. Here is what Australian businesses actually pay in 2026, what drives the price, and where you can save without cutting corners.

Typical prices in 2026

Here is the same picture for a simple company (Pty Ltd) return, drawn to scale:

Three things stand out from the market:

1. The spread is enormous. The same company return can cost $330 or $3,000 depending on who prepares it.
2. The middle tier is growing. Fixed-fee online services now cover most standard situations at a fraction of traditional pricing.
3. Price does not map neatly to quality. Some budget services use anonymous junior staff. Some expensive firms hand your file to a graduate anyway. The question to ask is always: who actually prepares and signs off on my return?

What drives the cost of a business tax return

Your structure. A sole trader return is a personal return with a business schedule. A company return needs financial statements as well. Trusts add distribution statements for each beneficiary, and partnerships add profit splits. More documents means more work.

The state of your books. This is the biggest cost lever you control. If your accounts are reconciled in Xero, MYOB or QuickBooks, preparing the return is mostly structured review. If your accountant is untangling a year of uncategorised transactions, you are paying professional rates for bookkeeping.

GST and employees. BAS obligations, payroll and superannuation all add schedules and reconciliation work.

How the firm bills. Hourly billing means you carry the risk of the job running long. Fixed fees put that risk on the accountant, which is why firms that run efficiently can offer them confidently.

Fixed fee or hourly: which is better?

For a standard return with tidy books, fixed fee wins for most businesses. You know the price before you commit, and the accountant has an incentive to work efficiently.

Hourly billing still makes sense for genuinely unpredictable work: complex restructures, ATO disputes, or multi-year catch-ups where nobody knows what is in the shoebox yet. Even then, a good firm will scope the job and give you a written quote first.

If a provider cannot tell you what your return will cost before starting, ask why. Standard returns are predictable work.

How to pay less without cutting corners

1. Keep your books reconciled. A tidy Xero file is the single biggest saving. If your books are behind, paying a bookkeeper $50 to $80 an hour to catch up is far cheaper than paying accountant rates for the same task.
2. Match the service to your complexity. A dormant company does not need a $1,000 engagement. A simple sole trader does not need a partner-level review. Check what tier you actually fit.
3. Ask who does the work. A registered Tax Agent personally preparing your return at a fixed fee is a very different product from a portal with a help desk, even at the same price.
4. Do related returns together. Trust plus bucket company plus personal returns cost less as one engagement than as three separate ones.

Where ReturnTax sits

For transparency, here is our own pricing: company returns and sole trader returns from $440, trusts and partnerships from $660, and dormant companies at a flat $330, all inc GST. Every return is prepared by a registered Tax Agent, entirely online. The full breakdown is on our pricing page, and if you are not sure what structure you have, start here.