Maximum 403b Contribution 2024. Contribution limits for 403(b)s and other retirement plans can change from year to year and are adjusted for inflation. The maximum contribution limit on elective salary deferrals will increase from $22,500 to $23,000.

Workers who contribute to a 401 (k), 403 (b), most 457 plans, and the federal. The maximum amount that can be carried over to the following year is set to 20% of the contribution limit in the current tax year.