8/16/2021
Notice 2021-50: Update for Weighted Average Interest Rates, Yield Curves, and Segment Rates sets forth updates on the corporate bond monthly yield curve, the corresponding spot segment rates for August 2021 used under § 417(e)(3)(D), the 24-month average segment rates applicable for August 2021, and the 30-year Treasury rates, as reflected by the application of § 430(h)(2)(C)(iv).
IRB 2021-35, August 30, 2021