IRS Wraps Up the Dirty Dozen List of Tax Scams for 2016 IR-2016-29, Feb. 19, 2016 — The IRS today wrapped up its annual "Dirty Dozen" list of tax scams with identity theft topping this year's list but with phone scams and phishing schemes also deserving special mention. Frivolous Tax Arguments Completes the IRS “Dirty Dozen” List of Tax Scams for the 2016 Filing Season IR-2016-27, Feb. 17, 2016 – The IRS today finished its 2016 “Dirty Dozen” tax scams list by warning taxpayers against using frivolous tax arguments to avoid paying their taxes. Abusive Tax Shelters Again on the IRS “Dirty Dozen” List of Tax Scams for the 2016 Filing Season IR-2016-25, Feb. 16, 2016 — The IRS today said using abusive tax shelters and structures to avoid paying taxes continues to be a problem and remains on its annual list of tax scams known as the “Dirty Dozen” for the 2016 filing season. Falsifying Income to Claim Tax Credits is on the IRS “Dirty Dozen” List of Tax Scams for the 2016 Filing Season IR-2016-23, Feb. 12, 2016 — The IRS today warned taxpayers to avoid schemes to erroneously claim tax credits on their returns, which is on the annual list of tax scams known as the “Dirty Dozen” again for the 2016 filing season. Excessive Claims for Business Credits is on IRS “Dirty Dozen” List of Tax Scams for the 2016 Filing Season IR-2016-22, Feb. 11, 2016 — The IRS today warned that taxpayers should watch for improper claims for business credits, which is on the “Dirty Dozen” list of tax scams for the 2016 filing season. Phishing Remains on the IRS “Dirty Dozen” List of Tax Scams for the 2016 Filing Season IR-2016-15, Feb. 3, 2016 — The IRS today warned taxpayers to watch out for fake emails or websites looking to steal personal information, also known as “phishing.” Phone Scams Continue to be a Serious Threat, Remain on IRS “Dirty Dozen” List of Tax Scams for the 2016 Filing Season IR-2016-14, February 2, 2016 — Aggressive and threatening phone calls by criminals impersonating IRS agents remain a major threat to taxpayers, the IRS announced today. Identity Theft an Ongoing Concern on the IRS Annual "Dirty Dozen" List of Tax Scams to Avoid IR-2016-12, Feb. 1, 2016 — The IRS today issued a filing season alert warning taxpayers to watch out for identity theft at tax time and highlighted the crime as the first scam in the agency’s “Dirty Dozen” series.