For those seeking up-to-date information on IRMAA brackets 2026 and beyond, official sources like the Centers for Medicare & Medicaid Services (CMS) and the Social Security Administration (SSA) are the best places to check. If you’re asking when will 2025 IRMAA brackets be released, expect the announcement in November 2024. Since these brackets impact Medicare costs, staying informed allows retirees to plan tax-efficiently. Regularly reviewing income thresholds and considering adjustments like Roth conversions or charitable contributions can help retirees avoid unnecessary premium surcharges. Proactive financial planning ensures Medicare remains affordable despite yearly IRMAA adjustments.