2024 Max 401k Deductions From Paycheck. 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 contribution limit will increase from $22,500 in 2023 to $23,000.

Those 50 and older can contribute an. Those 50 and older can contribute.