401k Limits 2024 After Tax Contribution. Workers who contribute to a 401 (k), 403 (b), most 457 plans, and the federal. This amount is an increase of.
— contribution limits for 401(k)s in 2024 employee contribution limit. — for those with a 401 (k), 403 (b), or 457 plan through an employer, your new maximum contribution limit will go up to $23,000 in 2024.