Review / checklist
Month-end close process for a small business: checklist and a five-day calendar
The month-end close process is the set of tasks you finish after each month ends so the books for that month are complete, reconciled and locked: gather statements for every account, record and categorize transactions, reconcile bank and card accounts, review receivables and payables, post adjustments, review the reports, then lock the period. A small business can usually plan it across the first five business days of the next month.

A worked example
A five-day month-end close calendar
Fictional example · a small service business closing October
| Day | Task | Output or evidence |
|---|---|---|
| Oct 30 (last business day) | Send customer invoices for October work; collect receipts from staff | All October sales invoiced; receipts attached |
| Day 1 | Download October statements for checking, savings, both credit cards, the equipment loan and the card processor; convert any PDF-only statement to rows | One statement per account, period and closing balance noted |
| Day 2 | Record and categorize every transaction; match transfers and card payments; enter October bills | Uncategorized accounts at zero |
| Day 3 | Reconcile every bank, card and loan account to its statement | A reconciliation report per account with a 0.00 difference; outstanding checks and deposits in transit listed |
| Day 4 | Review receivables and payables aging; post payroll, accrued expenses, one month of prepaid insurance and depreciation | Aging reports; adjustment schedules |
| Day 5 | Review the profit and loss and balance sheet against September and last October; set the closing date or lock date to Oct 31 | Reviewed reports with notes; period locked; month folder complete |
Work through the checklist.
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Make a list of every account that holds or moves money: checking, savings, credit cards, loans and lines of credit, and payment processors such as card processors or online payment services. Download the statement for the month from each one. A statement, not a transaction list, is what you reconcile to, because it has an opening and closing balance.
Make sure every transaction for the month is in your books: bank feed or uploaded lines, sales, bills and expenses. Categorize anything left uncategorized. If a statement is only a PDF, convert it to rows first so you can upload or match it.
Reconcile each account to its statement closing balance. List outstanding checks and deposits in transit, record bank fees and interest, and resolve any difference before moving on. Reconcile loan accounts to the lender’s statement balance too.
Run the accounts receivable and accounts payable aging reports. Apply customer payments to the right invoices, enter bills received for the month, and follow up on items that look wrong, such as credits that sit unused or invoices paid twice.
If you keep accrual books, record expenses incurred but not yet billed, release one month of each prepaid expense, record payroll for the month including employer taxes, and post depreciation. Use the same recurring entries every month so the close stays predictable.
Compare the month with the previous month and the same month last year. Investigate large changes, negative balances that should not be negative, and anything left in suspense or uncategorized accounts.
Set the closing date in QuickBooks Online or a lock date in Xero so the month cannot be changed by accident. Save the reconciliation reports, statements and a short note of anything unusual in one folder for the month.
What the close is for
A close turns a month of transactions into numbers you can rely on. After it, cash in the books matches the bank, what customers owe and what you owe are accurate, and the month is protected from later edits. Lenders, tax preparers and your own decisions all depend on those numbers.
The order matters. Reconciling before every transaction is recorded means doing it twice. Reviewing reports before reconciling means reviewing numbers that may still change. Locking is last, after everything else is final.
Step 1: gather statements for every account
Start with a fixed list of accounts so nothing is missed. For a typical small business, it covers business checking, savings, each credit card, any loan or line of credit, and every payment processor or online payment service that holds money before paying it to the bank.
Download statements, not just transaction exports. A statement has the opening and closing balance you reconcile to. Card statements often close on a date other than the last day of the month, so note each statement’s period. You still close the month on the calendar month end, and the card reconciliation will carry charges after the card’s closing date to the next cycle.
If a bank only provides PDF statements and you need rows for your software or a spreadsheet, convert the PDF first. Fulla Ledger turns statement PDFs into rows you review against the source page and approve before exporting them as CSV, XLSX or OFX for QuickBooks Online or Xero.
Steps 2 and 3: record, categorize and reconcile
Bring every transaction into the books, then reconcile account by account. QuickBooks Online’s own instructions for locking your books list the same preparation: review all accounts, enter outstanding invoices, expenses and payments, and reconcile your accounts up to the lock date.
For each bank and card account, the reconciliation should finish with a difference of zero, a list of outstanding checks and deposits in transit, and any bank fees or interest recorded. Keep the reconciliation report for each account. If an account will not reconcile, do not move on and post a plug entry. Find the cause, because every later step depends on cash being right.
Steps 4 and 5: receivables, payables and adjustments
Run the aging reports for receivables and payables and read them line by line. Customer payments that were deposited but not applied to an invoice show up as both an open invoice and an unapplied credit. Bills paid from the bank but never entered show up as an expense with no bill. Fix these now, while the month is fresh.
Small businesses that keep cash-basis books can skip most accrual entries. If you keep accrual books, the usual monthly adjustments are:
- Accrued expenses: services you used this month but have not been billed for, such as utilities or a contractor’s hours.
- Prepaid expenses: one month of an annual insurance premium or software subscription paid in advance, moved from prepaid to expense.
- Payroll: wages, employer payroll taxes and benefits for the month, matched to the payroll provider’s reports. Wages earned in the month but paid in the next month are an accrual.
- Depreciation: the month’s depreciation on equipment, vehicles and other fixed assets, from a fixed asset schedule.
- Deferred revenue: payments received in advance for work you have not done yet.
Step 6: review the reports
Read the profit and loss and the balance sheet together. These checks catch most problems:
- The bank and card balances on the balance sheet equal the reconciled balances.
- Uncategorized income, uncategorized expense, suspense and ask my accountant accounts are empty or explained.
- No asset or liability has the wrong sign, such as a negative bank balance when the account was never overdrawn.
- Revenue and major expenses are in line with last month and the same month last year, or the difference has a reason you can write down.
- Loan balances match the lender’s statement, and the interest portion of each payment was booked to interest expense.
- Sales tax payable matches the sales tax report for the period.
Step 7: lock the period
Locking stops accidental changes to a month you have already reconciled and reported. Both major cloud accounting products have a setting for it.
In QuickBooks Online, Intuit’s help article describes going to Settings, then Account and settings, then the Advanced tab. In the Accounting section select Edit, turn on Close the books and enter a closing date. You then choose whether users see only a warning, or a warning plus a password prompt, before they can change a transaction dated on or before that date.
In Xero, the help article on lock dates says you need the administrator user role. In the Accounting menu, select Accounting settings, then Financial settings, and enter the date under Lock Dates. You can lock for all user roles, or for all roles except administrators. After the lock date is set, users cannot add or edit transactions dated on or before it, although they can still create draft invoices, bills and expense claims and save draft manual journals. An administrator can remove the lock date temporarily to allow a correction.
If something has to change after the lock, record the correction in the current open month where possible, rather than unlocking a closed month.
Document the close
Keep one folder per month. It should let someone else see what was done without asking you:
- The statement for every account, with its period and closing balance.
- The reconciliation report for every bank, card and loan account.
- The receivables and payables aging reports as of month end.
- Supporting schedules for accruals, prepaids, payroll and depreciation.
- The profit and loss and balance sheet as reviewed, with a short note on anything unusual.
- The closing date or lock date you set, and who set it.
Sources and documentation
- Intuit: lock your books in QuickBooks Online(opens in a new tab)
- Xero: set up or remove lock dates(opens in a new tab)
Follow the source links for original definitions and current product requirements.
Questions about this guide
How long should a month-end close take for a small business?
Plan for the first five business days of the following month. The work itself may take a few hours if transactions are kept up to date during the month. Most of the calendar time is waiting for statements and payroll reports and following up on questions.
What is the difference between month-end close and bank reconciliation?
A bank reconciliation is one step in the close. It proves the cash balance in your books agrees with the bank statement. The close also covers cards, loans, receivables, payables, adjustments, report review and locking the period.
Do I need accruals if I use cash-basis accounting?
Most accrual entries, such as accrued expenses and deferred revenue, are not needed in cash-basis books. You still reconcile every account, review the reports and lock the period. Ask your tax preparer which method your business uses.
Should I close the books if one account will not reconcile?
No. Find the difference first. Posting a plug entry to force the reconciliation hides the problem and carries it into every later month.
What if a bank only gives me PDF statements?
Convert the PDF to rows you can upload or match, then reconcile as normal. Check that the converted rows add up from the opening balance to the closing balance before you use them.
Can I change a transaction after the month is locked?
Yes, with the right access. In QuickBooks Online, users see a warning or a password prompt depending on the setting. In Xero, an administrator can remove the lock date temporarily. It is usually better to record the correction in the current month.