401k Max Contribution 2024 Irs. The irs increased 2024 contribution limits for 401(k)s,. 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.

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. This amount is an increase of $500.