Month-End Close Checklist for QuickBooks Online
A practical QuickBooks Online month-end close checklist for reconciling accounts, reviewing reports, correcting errors, and locking closed periods.
Short answer
A good QuickBooks Online month-end close reviews transactions, reconciles bank and balance sheet accounts, checks A/R, A/P, payroll, sales tax, loans, and owner activity, reviews financial reports, and then uses a closing date when the period is final.
Free resource
Request the QBO Month-End Checklist
Ask for a repeatable checklist for bank feeds, reconciliations, tax accounts, reports, and closing-date review.
Request the QBO Month-End ChecklistChecklist
- Categorize and match all bank feed activity.
- Reconcile bank, credit card, loan, payroll, and sales tax accounts.
- Review open invoices, unpaid bills, customer deposits, and vendor balances.
- Clear uncategorized transactions and suspense accounts.
- Review the P&L, balance sheet, cash flow, AR aging, and AP aging.
- Set or update the QuickBooks closing date after the month is final.
Common mistakes
- Calling the month closed before reconciliations are done.
- Reviewing only the P&L and ignoring the balance sheet.
- Letting old uncategorized transactions roll forward every month.
- Failing to lock closed periods, which lets prior reports change later.
Examples for service businesses
- A home service business can close payroll, vehicle costs, invoices, and deposits each month.
- A contractor can review project income and costs before comparing job profitability.
- A retailer can reconcile merchant deposits and sales tax payable before filing.
Start with transaction review
A month-end close starts by making sure the month is complete. Review bank feed matches, deposits, transfers, payroll entries, loan payments, sales tax activity, and owner transactions.
Do not leave unclear activity in uncategorized income or expense accounts. Those balances usually become cleanup work later.
Reconcile balance sheet accounts
Reconcile checking, savings, credit cards, loans, payroll liabilities, and sales tax payable where supporting statements or reports exist.
A P&L can look reasonable while balance sheet accounts are wrong. The balance sheet is where many bookkeeping problems hide.
Review owner-facing reports
After reconciliation, review the P&L, balance sheet, cash flow, AR aging, AP aging, and transaction detail for unusual changes.
If a report changed after last month's close, find out whether a prior-period transaction was edited.
Close the period in QuickBooks
QuickBooks documents a closing-date setting that locks accounting data before a certain date and can require a warning and password before earlier transactions are changed.
Use this after the period is reviewed, not before. Closing-date controls protect clean work; they do not fix unfinished books.
Get Monthly Bookkeeping Support
If month-end close keeps slipping, Sabillon Advisory can handle recurring reconciliation, review, and reporting so your numbers stay usable.
Get Monthly Bookkeeping SupportRelated resources
Related support from Sabillon Advisory
If this guide describes the bookkeeping problem you are dealing with, these services are the most relevant next step.