The U.S. Department of the Treasury on Monday unveiled IRS leadership changes that have sparked concerns among some policy experts and consumer advocates.

Frank Bisignano, who currently serves as Commissioner of the Social Security Administration, has been appointed to serve as the CEO of the IRS , the Treasury announced.

Bisignano will manage the IRS and oversee the bureau's day-to-day operations while continuing to lead the Social Security Administration. He will report to U.S. Secretary of the Treasury Scott Bessent, who also serves as acting IRS Commissioner.

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