How to change a designation of beneficiary.
5 C.F.R. § 1651.4
in effectEffective: 2024-07-01(a) Change. To change a designation of beneficiary, the participant must submit to the TSP record keeper a new TSP designation of beneficiary meeting the requirements of § 1651.3 to the TSP record keeper. If the TSP record keeper receives more than one valid designation of beneficiary, it will honor the designation with the latest date signed by the participant. A participant may change a TSP beneficiary at any time, without the knowledge or consent of any person, including his or her spouse.
(b) [Reserved]
(c) Will. A participant cannot use a will to change a TSP designation of beneficiary.
Source: eCFRURL: https://www.ecfr.gov/api/versioner/v1/full/2024-07-01/title-5.xmlFetched: 7/26/2026
