The CSRS and FERS retirement systems differ significantly in their structure and benefits. CSRS is a traditional pension plan with higher monthly annuities but no Social Security benefits. FERS, on the other hand, offers a smaller pension, Social Security benefits, and TSP contributions. These differences impact retirement income, and understanding them is essential for federal employ... https://www.federalpensionadvisors.com/post/how-many-retirees-are-under-csrs