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403(b) Calculator — Project Your Retirement Savings

Technical reference documents covering the formulas, methodology, and data behind 403(b) Calculator — Project Your Retirement Savings. Use these to understand exactly how calculations are performed.

403(b) Contribution Limits and Catch-Up Rules

Current IRS 403(b) contribution limits, age-based catch-up rules including the SECURE 2.0 super catch-up for ages 60-63, and the 15-year service rule.

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