The article "How to Withdraw from TSP While in Service" by Federal Pension Advisors provides federal employees with clear information on in-service withdrawals. It describes Financial Hardship Withdrawals for emergencies like medical or housing costs and Age-59½ In-Service Withdrawals, available penalty-free for those eligible by age. The piece also discusses the documentation require... https://www.federalpensionadvisors.com/post/how-to-withdraw-from-tsp-while-in-service