The Dirty Dozen represents the worst of the worst tax scams. Compiled annually, the “Dirty Dozen” lists a variety of common scams that taxpayers may encounter anytime but many of these schemes peak during filing season as people prepare their returns or hire someone to help with their taxes. Don’t fall prey. For a detailed description of each scam, please refer to the list below: IR-2020-160, IRS unveils "Dirty Dozen" list of tax scams for 2020; Americans urged to be vigilant to these threats during the pandemic and its aftermath Prior year information on the IRS Dirty Dozen: 2019 — IRS concludes "Dirty Dozen" list of tax scams for 2019: Agency encourages taxpayers to remain vigilant year-round 2018 — IRS wraps up "Dirty Dozen" list of tax scams for 2018; Encourages taxpayers to remain vigilant 2017 — IRS Summarizes "Dirty Dozen" List of Tax Scams for 2017 2016 — IRS Wraps Up the "Dirty Dozen" List of Tax Scams for 2016 2015 — IRS Completes the "Dirty Dozen" Tax Scams for 2015 2014 — IRS Releases the "Dirty Dozen" Tax Scams for 2014
