Maximum Roth Tsp Contribution 2024. The total maximum that can be tucked away in your 401(k) plan, including employer contributions and allocations. $23,000 applies to combined total of traditional.

 — service members cannot contribute $23,000 to each program in 2024.  — in 2024, it goes up to $23,000, plus $7,500 if you’re age 50 or older.