This guide explains disability annuity retirement benefit information for U.S. Federal employees serving under the Federal Employees Retirement System (FERS). It also provides details on how the FERS disability annuity benefit works with Social Security Benefits, and claims for Office of Workers' Compensation Program (OWCP) disability benefits. Periodic medical reviews and survivor annuity benefits are also covered. Related products: Check out our retirement collection here: https: //bookstore.gpo.gov/catalog/retirement Resources for the Physically challenged here: https: //bookstore.gpo.gov/catalog/health-benefits and disabled persons here: https: //bookstore.gpo.gov/catalog/disabled