Key Takeaways
- Federal employees' low-cost retirement savings plan.
- Offers traditional (pre-tax) and Roth (after-tax) options.
- Agency matches up to 5% of contributions.
- Simple fund choices with daily reallocation allowed.
What is Thrift Savings Plan (TSP)?
The Thrift Savings Plan (TSP) is a defined-contribution retirement savings plan for U.S. federal employees and uniformed services members, similar to a private-sector 401(k). It allows participants to make voluntary contributions with tax advantages and invest in low-cost funds, promoting long-term retirement growth.
The TSP offers both traditional (pre-tax) and Roth (after-tax) options, giving you flexibility in managing your tax exposure. Understanding your take-home pay can help you decide how much to contribute.
Key Characteristics
The Thrift Savings Plan combines government support and low fees to help federal employees build retirement savings efficiently.
- Eligibility: Available to most federal civilian employees and uniformed services members, including the military and Ready Reserve.
- Contribution Types: Offers both traditional (pre-tax) and Roth (after-tax) contribution options.
- Agency Matching: For Federal Employees’ Retirement System participants, the government matches contributions up to 5%, enhancing your savings.
- Investment Options: Includes individual stock index funds and Lifecycle (L) Funds that automatically adjust risk based on your retirement date.
- Low Costs: Among the lowest fees available, supporting better net returns over time.
- Withdrawal Flexibility: Options include lump sums, monthly payments, annuities, or rollovers to IRAs.
How It Works
You contribute a portion of your salary through payroll deductions, choosing between traditional or Roth contributions depending on your tax strategy. Contributions are subject to IRS limits, with catch-up contributions available if you're 50 or older.
Your contributions are invested in TSP funds, which include government securities, fixed income, and stocks, similar to those found in best low-cost index funds. You can adjust your allocations daily to match your risk tolerance and retirement timeline.
Examples and Use Cases
The TSP is especially beneficial for federal employees and military personnel seeking a low-cost, tax-advantaged retirement plan.
- Military Personnel: Members of the uniformed services use the TSP to supplement pension benefits, benefiting from portability across branches.
- Federal Employees: Employees under the Federal Employees’ Retirement System can maximize their savings with agency matching and invest in index funds resembling those favored by companies like Delta.
- Roth Contributions: Those expecting higher taxes in retirement might choose Roth contributions, similar in concept to a backdoor Roth IRA, to secure tax-free withdrawals later.
Important Considerations
While the TSP offers significant benefits, be mindful of annual contribution limits and required minimum distributions starting at age 73. Regularly review your investment choices to ensure alignment with your retirement goals.
For more advanced diversification, consider how TSP funds compare with options in best ETFs or other low-cost investments. Staying informed about changes in OASDI and labor market conditions can also impact your retirement planning strategy.
Final Words
The TSP offers a low-cost, tax-advantaged way to build retirement savings with the benefit of agency matching for many federal employees. Review your contribution levels and investment choices annually to ensure your savings align with your retirement goals.
Frequently Asked Questions
The Thrift Savings Plan (TSP) is a retirement savings and investment plan for federal employees and uniformed service members. Established by Congress in 1986, it works similarly to a 401(k), allowing participants to contribute payroll deductions into low-cost investment funds with tax advantages.
Most federal employees under FERS or CSRS, members of the uniformed services, and certain other eligible participants can join the TSP. Participation is voluntary, but new employees are automatically enrolled at 5% of their basic pay unless they choose to opt out.
Employees can contribute a portion of their salary to the TSP either as traditional (pre-tax) or Roth (after-tax) contributions. The government may also add matching contributions for FERS and Blended Retirement System participants, enhancing overall savings.
In 2024, employees can contribute up to $20,500 if under age 50, with an additional $6,500 catch-up contribution allowed for those 50 and older. These limits are set by the IRS and can change annually.
The TSP offers a variety of low-cost funds including individual stock index funds like government securities, fixed income, large-cap and small-cap stocks, international stocks, and Lifecycle Funds that automatically adjust risk based on your retirement date.
Yes, participants can reallocate their TSP investments daily to better match their risk tolerance or retirement goals. This flexibility allows you to adjust your portfolio as your financial situation changes.
After retirement or separation, TSP participants can choose lump-sum withdrawals, monthly payments, purchase an annuity for lifetime income, or roll over their funds to an IRA or other eligible retirement plans to maintain tax advantages.
No, active TSP participants are not required to take minimum withdrawals regardless of age. Required minimum distributions generally begin after separation from federal service when participants reach the IRS-mandated age.

