1. Identify every business financial account
List all checking, savings, credit-card, payment-processor, loan, and business financing accounts used during the cleanup period. Note when each account opened or closed and confirm that the corresponding QuickBooks account exists only once.
2. Gather complete source statements
Collect every monthly bank and credit-card statement for the period, including statements with no activity. Download payroll reports, loan statements, merchant-processor summaries, and major asset purchase documents when applicable.
3. Find the last reliable reconciliation
Review the reconciliation history and determine the last month that still agrees with the statement. If previously reconciled transactions were changed, identify the first affected period rather than beginning only with the current month.
4. Review bank-feed and transfer activity
Look for duplicate downloads, unmatched transfers, credit-card payments recorded as expenses, deposits recorded twice, and transactions added to the wrong account. Do not delete activity until its source and effect are understood.
5. Review the profit and loss statement
Scan for large uncategorized balances, negative expense accounts, duplicated revenue, personal expenses, unusual year-over-year changes, and categories that do not describe the business activity. Keep a question list for items that need documentation.
6. Review the balance sheet
Investigate negative bank balances, old accounts receivable or payable, duplicate credit cards, unexplained loans, payroll liabilities, sales-tax balances, fixed assets, and owner-equity accounts. A clean profit and loss statement does not compensate for an unreliable balance sheet.
7. Document unresolved items
Not every historical amount can be verified without records. Create a list showing the account, amount, period, information reviewed, and what remains missing. This is better than using an unsupported adjustment to make the reports appear complete.
8. Establish the ongoing process
After the cleanup, choose monthly or quarterly bookkeeping, define who provides statements and answers questions, and set a recurring deadline. The objective is to prevent the file from returning to the same condition.
Frequently asked questions
Should the owner reconcile accounts before contacting a bookkeeper?
Not if the process is uncertain. Incorrect forced reconciliations can make the project harder. It is more helpful to gather complete statements and explain what has or has not been completed.
What should be done with uncategorized transactions?
Gather receipts, invoices, payee information, and explanations so the transactions can be classified from evidence. Avoid assigning a category only to remove the item from the uncategorized list.
How often should the checklist be repeated?
The full cleanup checklist is generally a project tool. Afterward, a shorter monthly or quarterly close checklist should be used so reconciliations, review, and documentation remain current.
Practical checklist
- All financial accounts listed
- Complete statements gathered
- Last reliable reconciliation identified
- Duplicates and transfers reviewed
- Profit and loss reviewed
- Balance sheet reviewed
- Unresolved items documented
- Ongoing schedule established
This guide provides general bookkeeping information. Plutus Bookkeeping LLC provides bookkeeping services only and does not provide tax-return preparation, tax advice, legal advice, or representation before tax authorities.