The U.S. IRS has issued Notice 2024-33, providing penalty relief for the underpayment of estimated income tax to the extent attributable to a portion of a corporation's corporate alternative minimum tax (CAMT) liability. The relief is available with respect to the estimated tax due on or before 15 April 2024, or 15 May 2024 for taxpayers with a taxable year beginning in February 2024. The overview and scope are as follows: --- Relief from Certain Additions to Tax for Corporation's Underpayment of Estimated Income Tax under Section 6655 Notice 2024-33 SECTION 1. OVERVIEW This notice provides a limited waiver of...