2024 Contribution Limits Irs. Contribution limits for 401(k)s, 403(b)s, most 457 plans, thrift savings plans (tsps), and other qualified retirement plans rise were $23,000 for 2024, rising from $22,500 for 2023. Each state sets 529 plan contribution limits, which range from $235,000 to $575,000.

Contribution limits for 401(k)s, 403(b)s, most 457 plans, thrift savings plans (tsps), and other qualified retirement plans rise were $23,000 for 2024, rising from $22,500 for 2023. That said, the irs treats 529 contributions as gifts,.