Contribution Limit 457b 2025 Lok. 457 (b) plan contribution limits explained: The contribution limit for employees who participate in a 457 (b) plan, 403 (b) plan, or the federal government’s thrift savings plan is $23,000 in 2025 (up from $22,500 in 2023).
Employees age 50 or older may contribute up to an additional $7,500 for a total of $30,500. The normal contribution limit for elective deferrals to a 457 deferred compensation plan is increased to $23,000 in 2025.