Irmaa Brackets 2024 Single. Irmaa applies in 2024 if your modified adjusted gross income from 2022 is above these thresholds: The 2025 irmaa brackets are expected to affect even more retirees than the current brackets.

By barbk » mon dec 04, 2023 6:40 pm. Just referring to the single lowest bracket, for 2023 it is 97,000 (2021 magi).