Treasury Secretary nominee said one of his priorities if confirmed would be to increase staff and modernize technology at the Internal Revenue Service—a move that Republicans who control the agency’s budget may reject.

The value of different color pens to tax fraudsters, and other highlights from our favorite recent tax fraud cases.

Stealing from Toys for Tots, inflated refunds, Honduran birth certificates and more from our favorite recent cases.

Teaching your nieces to file false returns; thousands of gallons of fake gas purchases; and other highlights of our favorite recent cases.

The IRS and state tax agencies are warning tax professionals of the continuing threat from cybercriminals.