Irs 401k Limits 2024 Catch Up. Starting in 2024, employees can contribute up to $23,000 into their 401(k), 403(b), most 457 plans or the thrift savings plan for federal employees, the irs. 401(k) contribution limits for 2024.

Total 401(k) plan contributions by an employee and an employer cannot exceed $69,000 in 2024. 2024 irs 401k limit after tax daisi edeline, 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.