Lynwood, California - Basic Facts. The City of Lynwood had a population of 72,011 as of July 1, 2016. Lynwood ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in California.
Scanning the information gives you an electronic backup of the paper indefinitely. Keep returns and all supporting documentation at least seven years. The IRS can audit your return for up to three years from your filing date, a limit applying only to good-faith errors.
Usually, this is 3 years after filing. But if the IRS suspects you underreported your income by 25% or more, it gets 6 years to check into your tax life. That's why most accountants advise taxpayers -- even those who are meticulous filers -- to keep tax documents for 6 to 10 years.