Gottfried & Maremont, Billionaire’s Heirs to Pay $750 Million in Biggest-Ever U.S. Tax-Fraud Case (Dec. 23, 2025, Wall Street Journal)

The estate of the late billionaire Robert Brockman has reached an agreement to pay $750 million in back taxes and penalties, settling a civil suit that stemmed from what the government had called the biggest U.S. tax-fraud case ever filed involving an individual, according to a U.S. Tax Court filing Tuesday.

The Internal Revenue Service had been seeking $1.4 billion in the case, a figure that included interest. Counting only back taxes and penalties, it had been seeking $993 million. It isn’t clear from Tuesday’s filing how much interest the estate might have to pay.

Brockman, a Texas automotive-software entrepreneur, was indicted in 2020 on tax-fraud charges, accused by the government of using a web of offshore entities to conceal more than $2 billion in income from the IRS. He used encrypted computer servers and fishing-related code names to communicate with those running his offshore empire, the government alleged. …