Irs 401k Total Contribution Limits 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. You will be able to contribute an additional $500 in 2024.

The irs adjusts retirement plan contribution limits annually for inflation. There are limits to how much employers and employees can contribute to a plan (or ira) each year.