What a Close Is
Transactions are recorded in your accounting software all month long, as bank feeds come in and bills are paid. That running record is not the same as finished books. Until someone confirms that every transaction is there, that each account matches its statement, and that the month's income and costs are in the right period, the numbers are a draft.
The month-end close is the work that turns that draft into a finished month. When the close is done, the month is locked so it can't be changed by accident, and the reports for that month can be relied on for decisions, lenders, investors and taxes.
Many small businesses never do a real close. Transactions get categorized, but no one reconciles the accounts, checks the balance sheet or reviews the results. The reports look complete, and the errors only surface months later, usually at tax time.
The Steps of a Close
Every firm has its own checklist, but a complete close covers the same ground.
1. Record every transaction
All activity for the month is entered and categorized: bank and credit card transactions, sales and payment processor deposits, bills, payroll and any loan payments. Transactions that can't be identified are set aside as questions for the owner rather than guessed at.
2. Reconcile every account
Each bank account, credit card, loan and line of credit is matched to its statement, so the ending balance in the books equals the ending balance the bank reports. Reconciliation is what catches missing transactions, duplicates, and payments recorded in the wrong account. A close without reconciliations is not a close.
3. Review what's owed
Unpaid customer invoices and unpaid bills are reviewed so that what the books say you are owed, and what you owe, matches reality. Old items that will never be collected or paid are flagged for a decision.
4. Make adjusting entries
Some activity doesn't show up neatly in a bank statement. Depending on the business, this step can include recording depreciation on equipment and vehicles, splitting loan payments between principal and interest, spreading annual costs like insurance across the months they cover, and recording payroll or other costs that belong to the month but haven't been paid yet.
5. Review the results
The finished Profit and Loss and Balance Sheet are compared to prior months and checked for anything that doesn't make sense: an expense category that doubled, a negative balance where there shouldn't be one, revenue that doesn't match what the owner expected. This is the step most often skipped, and it's the one that catches the errors the earlier steps missed.
6. Lock the period and deliver the reports
Once the month is reviewed, the books are closed for that period in the accounting software, so later entries can't quietly change numbers that have already been reported. The financial statements are then delivered to the owner, ideally with a short written summary of what changed and what needs attention.
Why It's Done by a Set Date
A close is only useful if it arrives while the month is still relevant. Books that are finished three months late can tell you what happened, but it is too late to act on it. A fixed close date, such as the 10th of the following month, means you see last month's results while you can still do something about them.
A set date also creates accountability. When the close is due on the same day every month, it can't slide behind other work during a busy stretch, and it's obvious to everyone when it's late. Without a date, bookkeeping tends to become a task done when there is time, which in a growing business means rarely.
Finally, a regular cadence makes each close easier. Questions are asked while the owner still remembers the transactions, problems are caught within weeks rather than months, and each month starts from a balance sheet that has already been checked.
What You Should Receive
At the end of each close, you should have three core reports:
- Profit and Loss, which shows revenue, costs and profit for the month and the year to date.
- Balance Sheet, which shows what the business owns, what it owes, and the owner's equity at month end.
- Cash Flow Statement, which explains why your cash balance changed, including money spent on equipment, loan payments and owner draws that never appear on the Profit and Loss.
Reports on their own are easy to file away unread. A good close also includes a plain-language summary: what changed from last month, anything unusual, and any decisions the owner needs to make. That summary is what turns a set of reports into something an owner can act on.
Your Part
Once the books are on a regular schedule, the owner's part in the close is small but important.
- Answer questions promptly. Each month brings a short list of transactions only you can explain. A close can't finish on time while those questions sit unanswered.
- Share changes as they happen. A new loan, account, hire or large purchase is much easier to record correctly with a quick heads-up.
- Review the reports. Spend a few minutes each month looking at the results, and ask about anything that surprises you. You know the business better than anyone, and your eye catches things a reviewer can't.
Signs Your Close Isn't Complete
If your books are kept by someone else, or by you, these are signs that the close is being skipped or shortened:
- You don't receive reports on a set date each month, or at all unless you ask.
- Your bank balance in the accounting software doesn't match your actual bank balance.
- There is a large balance in an account called "Uncategorized," "Ask My Accountant" or "Suspense."
- Your tax preparer makes large adjustments at year end.
- Numbers for a past month change after you've already seen them.
- No one can tell you when each account was last reconciled.
Any one of these is worth a direct question to whoever keeps your books. Several together usually mean the books need a cleanup before a monthly close can begin.
Checklist
A short version of what a complete close covers each month.
- All bank, credit card, sales and payroll activity recorded
- Unclear transactions sent to the owner, not guessed at
- Every bank, credit card and loan account reconciled to its statement
- Unpaid invoices and unpaid bills reviewed
- Depreciation, loan interest, prepaid costs and accruals recorded
- Profit and Loss and Balance Sheet reviewed against prior months
- Period locked in the accounting software
- Profit and Loss, Balance Sheet and Cash Flow Statement delivered by the set date
- Written summary of what changed and what needs a decision
This guide is general information about the month-end close. The specific steps and adjustments needed for your business will depend on its size, industry and accounting method.