Max Roth 401k Contribution 2024 Over 55.  — the total employee contribution limit to all 401 (k) and 403 (b) plans for those under 50 will be going up from $22,500 in 2023 to $23,000 in 2024 (compare that to the $2,000 it increased from 2022 to 2023). The contribution limits for individual retirement accounts (iras) also increases from $6,500 to $7,000.

 — the total employee contribution limit to all 401 (k) and 403 (b) plans for those under 50 will be going up from $22,500 in 2023 to $23,000 in 2024 (compare that to the $2,000 it increased from 2022 to 2023).  — in 2024, employees can contribute up to $23,000 to their plans.