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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.

Agency and Service Representative resources

Welcome to the Thrift Savings Plan (TSP) website’s special section for agency and uniformed services TSP representatives. This section contains instructions and guidance for payroll, personnel, or other agency or services officials who are responsible for administering the TSP in their agencies or services. This section should be used in conjunction with the main public TSP participant website,, which includes all current TSP bulletins and the TSP participant forms and products.