2024 Roth 401k Catch Up Contribution Limits. 401 (k) (other than a simple. You have until the filing deadline of the following year to contribute to an ira.
This is an extra $500 over 2023. According to the irs, the 2024 maximum amount you can contribute to your roth 401k plan is $23,000 subject to the 402(g) limit.