A practical month-end health check for an owner
The BAS gets lodged. The invoices go out. The bills get paid.
And somewhere in the busyness, actually looking at how the business is doing quietly falls off the list.
A short, consistent monthly review is one of the highest-value habits a business owner can build — not because it takes long, but because it's the difference between noticing a problem in month one and noticing it in month six.
The short answer
A useful month-end review covers four things: what you made, what changed, what's owed to you, and what's coming next. business.gov.au frames this as reviewing your balance sheet, profit and loss statement, cash-flow statement and budget together, and looking specifically for trends or anything unusual.
The core monthly checklist
Reconcile the bank account. Confirm your records are accurate before reviewing anything built on top of them.
Review revenue against last month and against budget. Is it tracking as expected, and if not, why?
Review gross margin. Has it moved? A shift here often shows up before it's visible anywhere else.
Review net profit. Is the whole business genuinely ahead, not just individual sales?
Check your debtors. Who owes you money, and how overdue is it? A growing or ageing debtor balance is an early cash-flow warning.
Check your bank balance against your forecast. Did reality match what you expected — and if not, what explains the gap?
Review upcoming obligations. BAS, tax instalments, loan repayments, super — anything due in the next 30–60 days that needs cash set aside.
Scan for anything unusual. An expense category that jumped, a customer who's gone quiet, a cost that crept up — the kind of thing that's easy to miss in the day-to-day.
Why this beats an annual surprise
Most serious financial problems in small business don't appear suddenly — they build gradually, visible in the numbers months before they become a genuine crisis. A margin sliding a little each month, a debtor balance quietly growing, an expense category creeping up — all are easy to catch in a 30-minute monthly review, and far harder to unwind once they've compounded for a year.
Benchmarking against your industry
Beyond your own trend, it's worth periodically comparing your performance against similar businesses. The ATO publishes small business benchmarks by industry specifically for this purpose — a useful reality check on whether your numbers sit within a normal range.
Making it sustainable
Book a fixed time each month — treat it as a real appointment, not something squeezed in.
Keep a simple running log of what you noticed each month, so trends across several months are easy to spot.
Use the same checklist every time — consistency is what makes changes visible.
Involve your accountant or bookkeeper in at least a quarterly version, even if the monthly check is self-managed.
A quick self-check
Do I have a fixed time each month set aside for this, or does it happen only when I remember?
Do I know, right now, whether my margin moved in the last month?
Am I checking my debtor balance monthly, or only when cash feels tight?
Have I compared my numbers to industry benchmarks in the last year?
When should you get professional help?
you want a monthly management report built for you, rather than assembling one yourself;
you've noticed something unusual in a review and want help understanding what's driving it;
you want your numbers benchmarked properly against your specific industry; or
you want a quarterly check-in with an accountant layered on top of your own monthly review.
Continue learning
→ How Often Should I Reconcile My Business Bank Account?
→ What KPIs Should I Be Watching in My Business?
→ When Does a Small Business Need Management Reporting?
SKC Accounting | Knowledge Centre | Knowledge Guide 022
Last reviewed: August 2026
General information only. This guide does not take into account your individual circumstances and is not a substitute for professional accounting, taxation, legal or financial advice.