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  • Starting in January 2021, we’re making the process easier for participants. If you’re turning 50 or older and are eligible for catch-up, you’ll no longer need to make separate catch-up elections to your TSP account. To learn how to make these contributions next year, visit Catch-up contributions.

How the TSP fits into your retirement

If you’re covered by the Federal Employees’ Retirement System (FERS), the TSP is one part of a three-part retirement package that also includes your FERS basic annuity and Social Security.

If you’re covered by the Civil Service Retirement System (CSRS) or are a member of the uniformed services, the TSP is a supplement to your CSRS annuity or military retired pay.

Not sure which retirement system you are covered under?

Check with your personnel or benefits office.

Participant eligibility

Most employees of the United States government are eligible to participate in the TSP. You are eligible if you’re any of the following:

In addition to being covered by an eligible retirement system, you must also be

Establishing your TSP account