A monthly bookkeeping checklist keeps your books clean, current, and ready for tax time. It turns a stressful pile of admin into a simple routine. Do the same tasks each month, and nothing slips through the cracks.
This guide lays out 27 tasks in the order they usually happen. Some are weekly habits that feed the month. The rest are the monthly close, split into reconciliation, reporting, and compliance.
It is written for small business owners and anyone doing the books. Not every task fits every business, and that is fine. Skip the ones that do not apply, and keep the routine you are left with. The value is in doing the same steps every month.
You can run this checklist in any accounting software, or on paper if you prefer. The tools matter less than the habit. What counts is working the same steps in the same order, month after month, so your books stay clean without a scramble.
Use it as a repeatable routine. Work through the groups in order each month. If you want the bigger picture of how these pieces fit together, see our small business bookkeeping guide. You can also hand the whole thing off with our bookkeeping services.
Weekly tasks
These habits happen through the month, not just at the end. Done weekly, they make the monthly close fast and painless. A little effort each week beats a stressful scramble at month end.
1. Record income and sales. Enter all sales and customer payments. Keep each one categorized as you go, so nothing piles up. Matching payments to the right customer now saves guesswork later.
2. Enter and code expenses. Record bills and purchases. Assign each to the right account, while you still remember what it was for. Consistent categories are what make your reports trustworthy at month end.
3. Capture and file receipts. Save digital or paper receipts. Match each receipt to its related transaction, so you have proof if you ever need it. A photo at the moment of purchase beats hunting for paper weeks later.
4. Review the bank feed. Check new transactions in your accounting software. Categorize what is clear and flag anything that looks odd. Ten minutes a week here prevents a mountain of cleanup at close.
5. Send and track invoices. Issue invoices promptly and log payments as they arrive. Note anything overdue so you can follow up. The faster you invoice, the faster you get paid.
6. Set aside for taxes and payroll (optional). Consider keeping money for upcoming payroll and tax obligations separate, so it is available when deposits and payments are due. This is a cash-management habit, not a rule.
Monthly close tasks
At month end, you turn a month of activity into clean books. Start by making sure everything is in and coded correctly. Rushing past this step is what leads to reports you cannot trust.
7. Gather all statements. Collect bank, credit card, loan, and merchant statements for the month. You need them for the reconciliation steps. Having them ready in one folder makes the close go much faster.
8. Confirm all transactions are entered. Check that nothing from the month is missing. Compare your records against statements and receipts. A missing week of expenses can quietly throw off your whole month.
9. Clear uncategorized transactions. Sort anything still sitting in an uncategorized or holding account. Every transaction should have a home. Leftovers in a holding account are a common source of wrong reports.
10. Record adjusting entries. Add depreciation, accruals, or prepaid items if your books use them. These keep the month accurate. Ask your accountant which entries apply, how they should be calculated, and which ones need review each month.
11. Count and value inventory. If you hold inventory, count it and update the value for the month. Ending inventory is one part of calculating cost of goods sold; accurate purchases, beginning inventory, adjustments, and a consistent valuation method also matter. Skipping or misvaluing inventory can cause food cost and gross margin to look wrong.
12. Review owner draws and transfers. Confirm personal draws and transfers between accounts are recorded correctly, and not mixed in with business expenses. Mixing personal and business money is one of the most common mistakes.
Reconciliation steps
Reconciliation is the heart of the close. It means matching your books to your statements, so you can trust the numbers. If you want a deeper walkthrough, see our guide to reconciling your accounts.
13. Reconcile bank accounts. Match each bank account to its statement. Account for outstanding checks, deposits in transit, bank fees, interest, and any missing entries. After these adjustments, the reconciled bank and book balances should agree.
14. Reconcile credit cards. Match cleared charges, payments, credits, fees, and refunds to the statement. Investigate duplicates and missing items, and confirm that the reconciled balance agrees with the statement balance.
15. Reconcile merchant and payment apps. Tie out processor and app payouts. Record the fees, so your sales and your deposits both line up. The payout is rarely the same as the sale, because of fees.
16. Reconcile loans and lines of credit. Confirm the balances against lender statements. Record interest and any principal paid. Splitting interest from principal keeps your expenses accurate.
17. Investigate and clear discrepancies. Chase down anything that does not match before you close. A small gap now can become a big problem later. Fixing it now is far easier than untangling it months later.
Reporting
With clean, reconciled books, you can run reports that actually mean something. This is where the numbers turn into insight. Reports are only as good as the records behind them, which is why reconciliation comes first.
18. Run the profit and loss statement. Review income, expenses, and profit for the month. Look for anything that stands out. Ask whether the profit matches what the month actually felt like.
19. Run the balance sheet. Check your assets, liabilities, and equity. Make sure the balances look right and nothing is off. A number that looks strange here often points to a missed entry.
20. Review the cash flow. Look at what came in and went out, and where your cash stands. Profit and cash are not the same thing. A profitable month can still be tight on cash if timing is off.
21. Compare to last month and budget. Put this month next to the last one and your plan. Trends and big swings are easier to spot side by side. Patterns are easier to act on than a single month in isolation.
22. Review AR and AP aging. Check who owes you and what you owe. Follow up on overdue invoices and plan upcoming payments. Overdue invoices are cash you have already earned but not collected.
Once the reports are done, share them with whoever needs them. That might be you, a business partner, or your accountant. A short monthly review turns these reports into decisions, instead of files no one opens.
Compliance checks
The last group keeps you on the right side of tax and payroll rules. Missing a deadline here can cost you in penalties and interest. Build these into your monthly routine so they never sneak up on you.
For a business in Collin County, this group has a Texas flavor. Texas does not impose a personal state income tax, but businesses and owners may still have federal income-tax obligations and Texas franchise-tax or information-report requirements. Your exact sales-tax rate and filing schedule depend on your location and volume, so confirm both for your address.
23. File and pay sales tax. If your business collects Texas sales tax, file on your assigned monthly, quarterly, or yearly schedule with the Texas Comptroller, including periods with no sales or tax to report. Monthly filers are generally due by the 20th of the following month. Also reconcile your sales-tax payable to the filed return and the payment.
24. Process payroll and check payroll-tax deadlines. Run payroll for each pay period. Record wages, withholdings, employer taxes, and benefit deductions. Deposit federal and state payroll taxes according to the schedules that apply to your business, which may be monthly or semiweekly. Reconcile payroll liabilities, including employee withholding, employer taxes, and benefit deductions, to what was paid.
25. Review estimated income-tax and Texas franchise-report obligations. Set aside money when tax may be due. Check whether your entity must file a Texas franchise-tax report, Public Information Report, or Ownership Information Report. Annual Texas franchise filings are generally due May 15.
26. Back up and retain your books and supporting records. Export key reports and securely store receipts, invoices, statements, payroll records, and tax filings. Follow the retention period that applies to each record type. A general guideline is often three years, while employment-tax records must generally be kept for at least four years, and some situations require longer.
27. Confirm deadlines for next month. Note the filing and payment dates coming up. A quick look ahead keeps next month from starting behind.
Downloadable checklist
Here is the full 27-task list in one place. Save it, print it, or work through it in your accounting software each month. Many owners keep it pinned near their desk or as a recurring task in their calendar.
Weekly
- 1. Record income and sales
- 2. Enter and code expenses
- 3. Capture and file receipts
- 4. Review the bank feed
- 5. Send and track invoices
- 6. Set aside for taxes and payroll
Monthly close
- 7. Gather all statements
- 8. Confirm all transactions are entered
- 9. Clear uncategorized transactions
- 10. Record adjusting entries
- 11. Count and value inventory
- 12. Review owner draws and transfers
Reconciliation
- 13. Reconcile bank accounts
- 14. Reconcile credit cards
- 15. Reconcile merchant and payment apps
- 16. Reconcile loans and lines of credit
- 17. Investigate and clear discrepancies
Reporting
- 18. Run the profit and loss statement
- 19. Run the balance sheet
- 20. Review the cash flow
- 21. Compare to last month and budget
- 22. Review AR and AP aging
Compliance
- 23. File and pay sales tax
- 24. Process payroll and payroll taxes
- 25. Set aside for income and franchise tax
- 26. Back up your books and records
- 27. Confirm deadlines for next month
Not every task fits every business. If you do not have inventory or payroll, skip those and keep the rest. The goal is a steady routine you repeat each month.
A few mistakes show up again and again. Falling weeks behind on data entry. Skipping the inventory count. Mixing personal and business money. Leaving transactions uncategorized. This routine is built to catch each of those before they grow.
How long the close takes depends on your size and how current your weekly work is. A small, tidy business might finish in an hour or two. A busy one with payroll and inventory will take longer. Staying current through the month is what keeps it short.
Revisit the checklist every few months. As your business grows, you may add tasks like job costing or class tracking. Trim what you no longer need. A checklist works best when it matches how your business actually runs today.
If keeping up with this each month feels like a lot, we can help. In a free consultation, we look at where your books stand and show you what a clean monthly routine would take for your business. Contact us to set one up.
This checklist is general information, not tax, payroll, or accounting advice. Rules and deadlines change and depend on your situation. For advice on your business, talk to a qualified bookkeeper, accountant, or CPA.
