Top 1% fails to report over 20% of income using potentially "criminal" tactics

The wealthiest 1% of Americans fail to report more than 20% of their income to the IRS, and some of those ultra-rich people use "sophisticated evasion technologies" and criminal tactics to avoid paying their full share, according to a new analysis by researchers at the IRS and economists.

The analysis estimated that the top 1% of households fail to report 21% of their income. Nearly a third of that is through sophisticated schemes that random IRS audits fail to detect. The trend is even starker among the top 0.1% of...