Blanche also wrote that the settlement applies to “parties including trusts, parent, sister, or related companies, affiliates, and subsidiaries.” All of the companies either were founded by Mr. Trump and his two adult sons, or list members of the Trump family as advisers, board members, or partial owners. Days before Mr. Trump took office for his second term, Kalshi also announced Trump Jr. would be a strategic adviser. In letters obtained by CBS News, representatives from Trump Media and Technology Group, Kalshi, Polymarket, Kaz Resources, Powerus, and American Bitcoin all distanced themselves from the IRS audit deal. Because the Democrats, who are in the minority, lack subpoena power, Mr. Trump, his children and his companies were not forced to answer the questions posed by the senators.