Revenue Ruling 2021-23 will be in IRB: 2021-49, dated December 6, 2021.

Issue Number: RR-2021-23

Inside This Issue


Revenue Ruling 2021-23 provides various prescribed rates for federal income tax purposes including the applicable federal interest rates, the adjusted applicable federal interest rates, the adjusted federal long-term rate, and the adjusted federal long-term tax-exempt rate. These rates are determined as prescribed by § 1274.​

The rates are published monthly for purposes of sections 42, 382, 412, 642, 1288, 1274, 7520, 7872, and various other sections of the Internal Revenue Code.

Revenue Ruling 2021-23 will be in IRB: 2021-49, dated December 6, 2021.

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