How Long Can You Postpone Your FERS Retirement? There is no strict limit on how long you can postpone receiving your FERS annuity. However, most employees opt to start their pension at age 62, when they can receive their full, unreduced annuity. The longer you wait, the longer you must rely on other sources of income. Additionally, waiting too long could affect Social Security claimi... https://www.federalpensionadvisors.com/post/fers-postponed-retirement