Overview
Find out your maximum Solo 401(k) contribution in seconds. Enter your income, age, and business type to see employee and employer contribution limits, plus after-tax room for Mega Backdoor Roth. Supports sole proprietorships, LLCs, and S-corps. Updated for 2025 and 2026 limits. * For educational purposes only. Not financial or tax advice. Consult a professional before making financial decisions.
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Interactive
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Apr 20, 2026
First seen
ChatGPT
Platforms
Category
FinanceWorks with
ChatGPT
Data refreshed daily