401 K Irs Limits 2024. Contribution limits for 401(k), 403(b), and most 457 plans, as well as the federal government's thrift savings plan will also increase by $500 for 2024. For those with a 401(k), 403(b), or 457 plan through an employer, your new maximum contribution limit will go up to.
As open enrollment season is in full swing, employers are still waiting for one important figure: The 2024 401(k) contribution limit is $500 higher than this year’s $22,500 max, which reflected a major increase from the 2022 limit of $20,500.