401k 2024 Limits Catch Up. 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. Contribution limits for a roth 401(k) are the same as a traditional 401(k).

In 2024, the contribution limits are $23,000, or $30,500 for those age 50 or older. Employees 50 or older can contribute up to.