Announcement 2023-18, page 366.

The purposes of this announcement are to announce that: (1) taxpayers will not be required to report the new excise tax imposed by section 4501 of the Internal Revenue Code on repurchases of corporate stock during a covered corporation’s taxable year (stock repurchase excise tax) on any returns filed with the IRS, or to make any payments of such tax, before the time specified in forthcoming regulations; (2) there will be no addition to tax under section 6651(a) of the Internal Revenue Code (or any other provision of the Internal Revenue Code) for failure to file a return reporting the stock repurchase excise tax, or for failure to pay the stock repurchase excise tax, before the time specified in the forthcoming regulations; and (3) the forthcoming regulations will require covered corporations to keep complete and detailed records to establish accurately any amount of stock repurchases (including repurchases made after December 31, 2022, but before the forthcoming regulations are published) and to retain these records as long as their contents may become material.

Finding Lists begin on page ii.