Irs 2024 401k Contribution Limits 2024. Irs 401k limit for 2024 vivie jocelyne, the contribution limit for simple 401k and simple ira plans is $16,000 in 2024. Employees can contribute up to $23,000 to their 401 (k) plan for 2024 vs.
Retirement limits, tax brackets and more. For employer sponsored plans, including 401(k)s the 2024 contribution limits will jump to $23,000.