CFR›Title 5›Chapter I›Part 831›Subpart F›Subject Group Organization and Structure of Regulations on Survivor Annuities ContainsSections 831.601–831.603CorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 Sections 831.601 § 831.601 Purpose and scope. 831.602 § 831.602 Relation to other regulations. 831.603 § 831.603 Definitions. Previous Eligibility Eligibility Next Payment of Survivor Annuities Payment of Survivor Annuities