Rev. Rul. 2026-9: May 2026 AFR Tables and Tax Rate Prescriptions

Section 1274.--Determination of Issue Price in the Case of Certain Debt Instruments

Issued for Property (Also Sections 42, 280G, 382, 467, 468, 482, 483, 1288, 7520, 7702, 7872.) Rev. Rul. 2026-9 This revenue ruling provides various prescribed rates for federal income tax purposes for May 2026 (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. 2026-9 TABLE 1 Applicable Federal Rates (AFR) for May 2026 Period for Compounding Annual Semiannual Quarterly Monthly Short-term AFR 3.82% 3.78% 3.76% 3.75% 110% AFR 4.20% 4.16% 4.14% 4.12% 120% AFR 4.59% 4.54% 4.51% 4.50% 130% AFR 4.97% 4.91% 4.88% 4.86% Mid-term AFR 4.08% 4.04% 4.02% 4.01% 110% AFR 4.49% 4.44% 4.42% 4.40% 120% AFR 4.91% 4.85% 4.82% 4.80% 130% AFR 5.32% 5.25% 5.22% 5.19% 150% AFR 6.15% 6.06% 6.01% 5.98% 175% AFR 7.19% 7.07% 7.01% 6.97% Long-term AFR 4.83% 4.77% 4.74% 4.72% 110% AFR 5.32% 5.25% 5.22% 5.19% 120% AFR 5.80% 5.72% 5.68% 5.65% 130% AFR 6.30% 6.20% 6.15% 6.12% REV. RUL. 2026-9 TABLE 2

Adjusted AFR for May 2026 Period for Compounding Annual Semiannual Quarterly Monthly Short-term adjusted AFR 2.89% 2.87% 2.86% 2.85% Mid-term adjusted AFR 3.09% 3.07% 3.06% 3.05% Long-term adjusted AFR 3.65% 3.62% 3.60% 3.59% REV. RUL. 2026-9 TABLE 3 Rates Under Section 382 for May 2026 Adjusted federal long-term rate for the current month 3.65% 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.) 3.65% REV. RUL. 2026-9 TABLE 4 Appropriate Percentages Under Section 42(b)(1) for May 2026 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 8.04% Appropriate percentage for the 30% present value low-income housing credit 3.44% REV. RUL. 2026-9 TABLE 5 Rate Under Section 7520 for May 2026

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 5.00%