401k Limits 2024 Catch Up Contribution. Key takeaways the irs sets the maximum that you and your employer can contribute to your 401(k) each year. Workers who contribute to a 401 (k), 403 (b), most 457 plans and the federal government’s thrift savings plan can contribute up to $23,000.
401(k) (other than a simple 401(k)) 403(b) In 2022, the most you can contribute to a roth 401(k) and contribute in pretax contributions to a traditional 401(k) is $20,500.