The Civil Service Retirement System (CSRS), though closed to new federal employees since 1987, still plays a major role in federal retirement benefits today. As of 2022, more than 2.2 million federal retirees—over 56% of all annuitants—continue to receive pensions under CSRS. This legacy system, known for offering generous, defined-benefit pensions without Social Security participatio... https://www.federalpensionadvisors.com/post/how-many-retirees-are-under-csrs