Catch Up Contributions 2024 Tsp. Secure act 2.0 builds on the 2019 secure act and introduces several changes affecting the thrift savings plan (tsp). The 2024 tsp contribution limits are set at $23,000 for elective deferrals, up from $22,500 in 2023.

The contribution amount you choose will continue each year. The 2024 tsp contribution limits are set at $23,000 for elective deferrals, up from $22,500 in 2023.