The $2.2 trillion Coronavirus Aid, Relief, and Economic Security Act (CARES Act) delivers meaningful tax relief to individuals and businesses. Some of that relief is retroactive, which can affect 2018 and 2019 returns that have already been filed. One retroactive provision can, in some cases, go all the way back to 2013. Here is a summary of the CARES Act retroactive COVID-19 tax relief measures that can potentially benefit you or your business entity after amended returns have been prepared and filed. Taxpayer-friendly Rules for Deducting Net Operating Losses (NOLs) Business activities that generate tax losses can cause you or your business entity to have an NOL for the year. The CARES Act significantly liberalizes the NOL deduction rules and allows NOLs that arise in 2018–2020 to be...