Insurance audit reports (longer retentionperiods may be desirable)3 years
Internal Reports (Miscellaneous).......................3 years
Inventories of products, materials/supplies.........7 years
Invoices (to customers, from vendors)...............7 years
Journals..................................................Permanently
Magnetic tape and tab cards..............................1 year
Minute books of directors, stockholders, bylaws and charter...Permanently
Notes receivable ledgers and schedules..............7 years
Option records (expired)...................................7 years
Patents and related papers........................Permanently
Payroll records and summaries..........................7 years
Personnel files (terminated).............................7 years
Petty cash vouchers..........................................3 years
Physical inventory tags.....................................3 years
Plant cost ledgers............................................7 years
Property appraisals by outside appraisers....Permanently
Property records, including costs, depreciation reserves, year-end trial balances, depreciation schedules, blue prints and plans..............Permanently
Purchase orders (except purchasing department copy)...........1 year
Purchase orders (purchasing department copy).....................7 years
Receiving sheets.........................................................................1 year
Retirement and pension records.....................................Permanently
Requisitions.................................................................................1 year
Sales commissions reports........................................................3 years
Sales records..............................................................................7 years
Scrap and salvage records, (inventories, sales, etc.)...............7 years
Stenographer’s notebooks.......................................................1 year Stock and bond certificates (cancelled)..................................7 years
Stockroom withdrawal forms.....................................................1 year