***We would like your help***...Click Here! The Enhanced Fujita Scale went into effect in February 2007. The National Weather Service will now rate tornado damage according to the new guidelines. For more information on the EF-Scale...Click Here. For simplicity, the F-Scale will remain the main descriptor in this database and it will be implied that the ratings are based on the EF-Scale starting February 2007.
1 If you filed for a deduction for a bad debt or worthless security, the IRS suggests you keep your supporting tax records for 7 years. 2  Under these circumstances, you may generally wish to retain your supportive records for at least 7 years. 3  Employment Tax Records.ere are some basic record retention rules to think about for your business. 1  Business Income Tax Returns and Supporting Documents. 2  It makes sense to keep a final copy of your business income tax returns and related correspondence with the IRS permanently to help you prepare future or amended returns.
How long should I keep my deceased family memberâs income tax records? As a rule, the Canada Revenue Agency (CRA) recommends that taxpayers retain a copy of their completed return (including receipts and supporting documents) for a minimum of six years once it has been filed.