Irs 401 Limit 2024. 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. 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.

The irs adjusts retirement plan contribution limits annually for inflation. The 401(a)(17) annual compensation limit applicable to retirement plans increased from $330,000 to $345,000.