Hamilton, IL Population and Races. As of 2010-2014, the total population of Hamilton is 3,059, which is 0.99% more than it was in 2000. The population growth rate is lower than the state average rate of 3.62% and is much lower than the national average rate of 11.61%.
4. You do not file a return: Keep records indefinitely. 5. You file a claim for credit or refund after you file your return: Keep records for three years from the date you filed your original return or two years from the date you paid the tax, whichever is later.6. You file a claim for a loss from worthless securities or bad debt deduction: Keep records for seven years. 7.ou do not file a return: Keep records indefinitely. 5. You file a claim for credit or refund after you file your return: Keep records for three years from the date you filed your original return or two years from the date you paid the tax, whichever is later. 6.
So for example, if you filed your 2015 tax return on February 1, 2016, you should have kept the return and supporting documents until at least April 15, 2017. What tax records should I keep? You should keep every tax return and supporting forms. This includes W-2s, 1099s, expense tracking, mileage logs if you itemize and other documents. So why is keeping tax returns for three years important?