Interest rates: underpayments and overpayments. The rates for interest determined under Section 6621 of the code for the calendar quarter beginning July 1, 2022, will be 5 percent for overpayments (4 percent in the case of a corporation), 5 percent for underpayments, and 7 percent for large corporate underpayments. The rate of interest paid on the portion of a corporate overpayment exceeding $10,000 will be 2.5 percent.

26 CFR 301.6621-1: Interest rate.

Notice 2022-28 provides guidance under the Internal Revenue Code (Code) to employees and employers using employer leave-based donation programs on the federal income and employment tax treatment of cash payments made by employers under such programs to aid victims of the further invasion of Ukraine by the Russian Federation beginning on February 24, 2022 (further Russian invasion of Ukraine). Under employer leave-based donation programs, employees may elect to forgo their accumulated leave and employers make cash donations up to the dollar amount of the forgone leave to tax-exempt entities described in section 170(c) of the Code (section 170(c) organizations) that provide aid to victims of the further Russian invasion of Ukraine.

This notice sets forth updates on the corporate bond monthly yield curve, the corresponding spot segment rates for May 2022 used under § 417(e)(3)(D), the 24-month average segment rates applicable for May 2022, and the 30-year Treasury rates, as reflected by the application of § 430(h)(2)(C)(iv).

Federal rates; adjusted federal rates; adjusted federal long-term rate, and the long-term tax exempt rate. For purposes of sections 382, 1274, 1288, 7872 and other sections of the Code, tables set forth the rates for June 2022.

(Also Sections 42, 280G, 382, 467, 468, 482, 483, 1288, 7520, 7872.)