If Your Tax Bill Ever Surprises You, Your Accountant Isn't Doing Their Job

15/09/2026 01:44 PM
If Your Tax Bill Ever Surprises You, Your Accountant Isn't Doing Their Job

If Your Tax Bill Ever Surprises You, Your Accountant Isn't Doing Their Job

A surprise tax bill feels like something that just happens to you — bad luck, a strong year catching up, the cost of doing business. It's actually one of the clearest signs that nobody's been tracking your tax position throughout the year. A properly run accounting relationship means you already know roughly what's coming, months before the return is lodged.

Why the Surprise Shouldn't Exist

Your tax liability isn't a mystery that reveals itself at lodgment — it's the predictable output of income, deductions, and structure, all of which are visible well before the year ends. If your accountant is genuinely tracking your position throughout the year, the return should confirm a number you were already expecting, not reveal one you weren't.

What "Being Tracked Properly" Actually Looks Like

Quarterly or regular check-ins on your actual position, not just an annual lodgment appointment where the number appears for the first time.




Quarterly or regular check-ins on your actual position, not just an annual lodgment appointment where the number appears for the first time.

PAYG instalments actively reviewed against real performance, not left running on autopilot from a prior year's figures.




PAYG instalments actively reviewed against real performance, not left running on autopilot from a prior year's figures.

A running estimate of your likely year-end tax position, updated as your income and circumstances actually change.




A running estimate of your likely year-end tax position, updated as your income and circumstances actually change.

Advance warning of anything material, so a big bill — if one is coming — is flagged months ahead, giving you time to plan and set money aside.




Advance warning of anything material, so a big bill — if one is coming — is flagged months ahead, giving you time to plan and set money aside.

Why This Gets Missed

Ongoing tracking takes real, regular engagement — which a purely compliance-fee relationship isn't structured to provide. Without that structure, the first real conversation about your tax position happens at lodgment, by which point it's already too late to do anything except absorb the number.

The Real Question Worth Asking

Has your accountant given you a running estimate of this year's tax position at any point before now? If the answer is no, the surprise you might be bracing for isn't inevitable — it's simply what happens by default when nobody's been tracking the number as the year unfolds.


RBizz tracks client tax positions throughout the year, not just at lodgment — so nothing about your bill should ever be a genuine surprise. Get in touch if you'd like a proper running estimate of where you currently stand.


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RBizz Team