Choosing the FERS best dates to retire 2025 can help federal employees maximize their retirement benefits and minimize financial interruptions. Dates like January 11, May 31, October 31, and December 31 ensure retirees receive a full month’s worth of compensation while efficiently managing accrued leave. These strategic dates are essential for avoiding gaps in paychecks and optimizing benefits, especially when combined with a well-thought-out plan for Social Security and TSP withdrawals.