5 CFR § 1650.42
How to obtain a financial hardship withdrawal
November 4, 2020
(a) To request a financial hardship withdrawal, a participant must use the TSP website to initiate a request or submit to the TSP record keeper a properly-completed paper TSP hardship withdrawal request form.
(b) There is no limit on the number of financial hardship withdrawals a participant can make; however, the TSP will not accept a financial hardship withdrawal request for a period of six months after a financial hardship disbursement is made.
[68 FR 35503, June 13, 2003, as amended at 70 FR 32215, June 1, 2005; 84 FR 46422, Sept. 4, 2019]