Businesses

Keep One Year
• Bank reconciliations
• Correspondence with customers or vendors
• Duplicate deposit slips
• Purchase orders (except purchasing deparment copies)
• Receiving sheets
• Requisitions
• Stenographer's notebooks
• Stockroom withdrawal forms

Keep Three Years
• General correspondence
• Employee personnel records (after termination)
• Employment applications
• Expired insurance policies
• Internal audit reports
• Internal reports
• Petty cash vouchers
• Physical inventory tags

Keep Seven Years
• Accident reports and claims
• Accounts payable ledgers and schedules
• Accounts receivable ledgers and schedules
• Cancelled checks
• Expired contracts and leases
• Expense analysis and expense distribution schedules
• Inventories of products, materials and supplies
• Invoices to customers
• Notes receivable ledgers and schedules
• Expired option records
• Payroll records and summaries, including payments to pensioners
• Plant cost ledgers
• Purchasing department copies of purchase orders
• Sales records
• Cancelled stock and bond certificates
• Subsidiary ledgers
• Time books
• Voucher register and schedules
• Voucher for payments to vendors, employees, etc.

Keep Permanently
• Audit reports of accountants
• Cash books, charts of accounts
• Cancelled checks for important payments
• Contracts and leases still in effect
• Correspondence on legal and other important matters
• Deeds
• Mortgage and bills of sale
• Depreciation schedules
• Financial statements (end-of-year)
• General ledgers (and end-of-year trial balances)
• Insurance records, current accident reports, claims, policies
• Journals
• Minute books of directors and stockholders
• Property appraisals by outside appraisers
• Property records
• Tax returns and worksheets, revenue agents' reports and other documents relating to determination of income tax liability
• Trademark registrations