401k 2024 Contribution Limit Catch Up Contribution. Total 401(k) plan contributions by an employee and an employer cannot exceed $69,000 in 2024. The limit on employer and employee contributions is $69,000.

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. Total 401(k) plan contributions by an employee and an employer cannot exceed $69,000 in 2024.