2024 401k Limits Contribution 2024. Of note, the 2024 pretax limit that applies to elective deferrals to irc section 401(k), 403(b) and 457(b) plans increased from $22,500 to $23,000. The employer contribution limit also rises to $46,500, bringing the.

For 2024, the contribution limit increases again to $23,000. The 401(k) contribution boost for 2024 is lower than the $2,000 jump that occurred for 2023, but is still significant for the many employees who are falling short of their retirement goals.