401k 2024 Max Catch Up. 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 contribution limits for individual retirement accounts (iras) also increases from $6,500 to $7,000.

The limit on employer and employee contributions is $69,000. The 401(k) contribution limit for those over 50.