Tsp Roth Contribution Limits 2024. That means you pay taxes on your contributions at your current income tax. The 2024 irs annual limit for regular tsp contributions is $23,000.

That means employees over age 49 as of december 31, 2024 (employees born before january 1, 1975) can contribute during 2024 a maximum $30,500 to the. With roth tsp, your contributions go into the tsp after tax withholding.