2024 Contribution Limits 403b And 401k. If you have a 403 (b), you are subject to the 403 (b) contribution limits like any other retirement plan. 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 announced nov.

Contribution limits for 401(k)s, 403(b)s, most 457 plans, thrift savings plans (tsps), and other qualified retirement plans rise were $23,000 for 2024, rising from $22,500 for 2023. If you are under age 50, the annual contribution limit is $23,000.