2024 401k Contribution Limits Catch Up. If you are 50 or older, you can defer paying income tax on $30,000 in your 401. 401k contribution limits 2024 catch up total tax liability.according to a statement issued by the irs, starting in 2024, employees can contribute up to $23,000 into their 401 (k),.

401k contribution limits 2024 catch up total tax liability susy tanhya,. The 2022 contribution limit for a simple ira or 401 (k), which are retirement plans designed for small businesses with 100 or fewer employees, is $14,000 ($15,500 for 2023).