Deep vein thrombosis (throm-BO-sis), or DVT, is a blood clot that forms in a vein deep in the body. Blood clots occur when blood thickens and clumps together. Most deep vein blood clots occur in the lower leg or thigh.
See Also: Which Tax Software Is Best for You? The IRS generally has up to three years after the tax-filing deadline to initiate an audit, so keep your tax returns and supporting documents at least that longâin other words, after April 15 this year, hang on to returns and documents for tax years 2012 through 2014 .
The IRS recommends keeping records for â3 years from the date you filed your original return or 2 years from the date you paid the tax, whichever is later.â You should also keep records for three years if you owe additional tax and the situations described in sections 3 and 4 below donât apply.f you file a return and claim a loss from worthless securities or take a deduction for a bad debt, you should keep your income tax papers for seven years.