St. Louis Encephalitis (SLE). St. Louis Encephalitis (SLE) is transmitted from birds to man and other mammals by infected mosquitoes (mainly some Culex species). SLE is found throughout the United States, but most often along the Gulf of Mexico, especially Florida.Major SLE epidemics occurred in Florida in 1959, 1961, 1962, 1977, and 1990.t. Louis Encephalitis (SLE). St. Louis Encephalitis (SLE) is transmitted from birds to man and other mammals by infected mosquitoes (mainly some Culex species). SLE is found throughout the United States, but most often along the Gulf of Mexico, especially Florida.
Seven Years. Keep any tax return and documentation that includes a claim for deducting worthless securities for seven years. There you have it. Check back in a few days and I'll share a few more tips on what to keep indefinitely and how to keep your records organized and safe.
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.