The Deadline You Didn't Know You Had Until It Passed
BAS, IAS, tax returns and ASIC reviews all run on different clocks. Here's how to build one compliance calendar that surfaces obligations before they surprise you.
Compliance deadlines don't fail loudly. There's no alarm, no red flashing light. A BAS quarter closes, an ASIC annual review date rolls around, a tax return lodgment window opens — and if nobody diarised it, the first sign of trouble is a penalty notice or an anxious client email. By then the deadline you didn't know you had has already passed.
The problem isn't that accountants forget deadlines. It's that Australian compliance runs on at least four separate clocks at once, each with its own logic, and most practices try to hold all of them together in a mix of spreadsheets, Xero, ATO portals and memory. This article is about closing that gap: building a single, reliable view of every obligation so the next deadline surfaces well before it's due.
Four clocks, no shared calendar
Each obligation type behaves differently, and that's exactly why they're so easy to lose track of.
- BAS runs quarterly (or monthly) with due dates that shift depending on whether the client lodges themselves or through a registered tax or BAS agent — and the agent concession dates move again.
- IAS arrives in the months a quarterly BAS isn't due, catching PAYG instalments and withholding, with its own rhythm that doesn't line up neatly with anything else.
- Tax returns follow the lodgment program, with due dates staggered across the year based on entity type, prior-year lodgment status and agent standing. A single client can sit in a different bucket from one year to the next.
- ASIC reviews ignore the financial year entirely. The annual review date is tied to the company's registration anniversary, and the payment window is short. This is the one nobody diarises, because it doesn't come from the ATO and doesn't show up in your tax software.
When these four live in four different places, no one person can see the week ahead across all of them. You end up managing by whichever deadline shouts loudest, and the quiet ones — usually ASIC — slip through.
Why tax return software alone doesn't solve it
Most practices lean on their tax return software or the ATO's own lodgment lists to track obligations. That's essential for the actual lodgment, but it has blind spots as a management tool. It tells you what's on the ATO's books; it doesn't tell you what stage each job is at internally, who's responsible, or whether the client has even sent their records in yet.
And it says nothing about ASIC. A company's annual review, its solvency resolution, a change of details — these obligations exist outside the tax system entirely, so a tax-lodgment view will never surface them. This is precisely the gap that account practice management software is meant to fill: not replacing your lodgment tools, but sitting above them to track every obligation as a piece of work with an owner, a status and a due date.
Finye is built around this distinction. It isn't a tax-lodgment tool or a ledger — it tracks the obligations and runs the practice around the work. The lodgment still happens where it always has; what changes is that you can finally see all of it in one place.
Build the calendar around the client, not the form
The fix starts with a mental shift. Instead of tracking deadlines by obligation type — a BAS list here, an ASIC list there — track them by client. Good accounting client management software anchors every deadline to the client record, so when you open a client you see everything they owe across the year: their BAS quarters, their IAS months, their tax return due date and their ASIC review anniversary, all on one timeline.
This matters because clients don't experience their obligations as separate streams. They experience them as "stuff my accountant handles." When a client rings to ask about their BAS, you want the whole picture in front of you, not four browser tabs. Connecting client accounting data to the deadline view means the conversation is grounded in what's actually due and what's already in progress.
Make recurring obligations recur automatically
BAS, IAS and ASIC reviews are the definition of predictable. You know a quarterly BAS client will have four BAS jobs a year, every year, forever. So they should be generated automatically, not rebuilt by hand each cycle. In Finye, recurring jobs create the next work item as soon as the last one closes, with the correct due date already attached. The ASIC annual review — the one that never made it into anyone's diary — becomes a job that appears on the board every year, on time, without anyone remembering to create it.
That's the whole game with compliance: the reliable stuff should never depend on memory. Human attention is for judgement calls, not for remembering that Q2 BAS exists.
Surface the deadline before it's a problem
A calendar you have to go and look at is only half a solution. The other half is the system reaching out to you — and to the client — ahead of time.
Two things need to happen in the weeks before any deadline:
- The work needs to start. A BAS due in four weeks needs records now. Deadlines on a board with clear owners and status make it obvious which jobs haven't moved and are about to become urgent.
- The client needs to deliver. Most missed deadlines aren't the practice's fault — they're waiting on the client. A portal that requests documents and chases automatically means you're not the one sending the third reminder. The obligation is visible to the client too, tied to a due date they can see.
When these run together, the deadline stops being a surprise. You're working from a rolling view of what's due next, in date order, across every client and every obligation type.
One view, every obligation
The practices that never miss a lodgment aren't the ones with the best memories. They're the ones who stopped relying on memory. They have a single source for every deadline, obligations that generate themselves on schedule, and a way to see the week ahead at a glance.
If your BAS lives in one place, your tax due dates in another, and your ASIC review dates nowhere in particular, that's the gap worth closing first. Bring every obligation onto one calendar, tie each one to the client and to a job with an owner, and let the recurring work create itself. Do that, and the deadline you didn't know you had becomes the deadline you handled three weeks early.