Rev. Rul. 2021-23 — Federal rates; adjusted federal rates; adjusted federal long-term rate, and the long-term tax exempt rate.

This revenue ruling provides various prescribed rates for federal income tax purposes for December 2021 (the current month). Table 1 contains the short-term, mid-term, and long-term applicable federal rates (AFR) for the current month for purposes of section 1274(d) of the Internal Revenue Code. Table 2 contains the short-term, mid-term, and long-term adjusted applicable federal rates (adjusted AFR) for the current month for purposes of section 1288(b). Table 3 sets forth the adjusted federal long-term rate and the long-term tax-exempt rate described in section 382(f). Table 4 contains the appropriate percentages for determining the low-income housing credit described in section 42(b)(1) for buildings placed in service during the current month. However, under section 42(b)(2), the applicable percentage for non-federally subsidized new buildings placed in service after July 30, 2008, shall not be less than 9%. Finally, Table 5 contains the federal rate for determining the present value of an annuity, an interest for life or for a term of years, or a remainder or a reversionary interest for purposes of section 7520.

REV. RUL. 2021-23 TABLE 1 Applicable Federal Rates (AFR) for December 2021 Period for Compounding

	Annual	Semiannual	Quarterly	Monthly
		Short-term
AFR	0.33%	0.33%	0.33%	0.33%
110% AFR	0.36%	0.36%	0.36%	0.36%
120% AFR	0.40%	0.40%	0.40%	0.40%
130% AFR	0.43%	0.43%	0.43%	0.43%
		Mid-term
AFR	1.26%	1.26%	1.26%	1.26%
110% AFR	1.39%	1.39%	1.39%	1.39%
120% AFR	1.52%	1.51%	1.51%	1.51%
130% AFR	1.65%	1.64%	1.64%	1.63%
150% AFR	1.90%	1.89%	1.89%	1.88%
175% AFR	2.22%	2.21%	2.20%	2.20%
		Long-term
AFR	1.90%	1.89%	1.89%	1.88%
110% AFR	2.09%	2.08%	2.07%	2.07%
120% AFR	2.28%	2.27%	2.26%	2.26%
130% AFR	2.48%	2.46%	2.45%	2.45%

REV. RUL. 2021-23 TABLE 2 Adjusted AFR for December 2021 Period for Compounding

	Annual	Semiannual	Quarterly	Monthly
Short-term adjusted AFR	0.25%	0.25%	0.25%	0.25%
Mid-term adjusted AFR	0.96%	0.96%	0.96%	0.96%
Long-term adjusted AFR	1.45%	1.44%	1.44%	1.44%

REV. RUL. 2021-23 TABLE 3 Rates Under Section 382 for December 2021

Adjusted federal long-term rate for the current month	1.45%
Long-term tax-exempt rate for ownership changes during the current month (the highest of the adjusted federal long-term rates for the current month and the prior two months.)	1.45%

REV. RUL. 2021-23 TABLE 4 Appropriate Percentages Under Section 42(b)(1) for December 2021

Note: Under section 42(b)(2), the applicable percentage for non-federally subsidized new buildings placed in service after July 30, 2008, shall not be less than 9%.
Appropriate percentage for the 70% present value low-income housing credit	7.36%
Appropriate percentage for the 30% present value low-income housing credit	3.15%

REV. RUL. 2021-23 TABLE 5 Rate Under Section 7520 for December 2021

Applicable federal rate for determining the present value of an annuity, an interest for life or a term of years, or a remainder or reversionary interest

1.6%