2024 401k Limits Catch Up Irs. Total 401(k) plan contributions by an employee and an employer cannot exceed $69,000 in 2024. Employees can invest more money into 401 (k) plans in 2024, with contribution limits increasing from 2023’s $22,500 to $23,000 for 2024.

For 2024, the maximum you can contribute to a simple 401 (k) is $16,000. 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.