457 B Contribution Limits 2024 Catch Up Date. From 2024 onward, if you're an employee with a 401 (k), 403 (b), or a government 457 (b) retirement plan and earned more than $145,000 the previous year, you'll have to follow the new rule. What are the contribution limits of a 457(b) plan?
For individuals under age 50, the maximum contribution to 401 (k), 403 (b), and 457 (b) plans increased to $23,000. 457 contribution limits for 2024.