US lawFederal (United States)RegulationsTitle 20 CFR — Employees' BenefitsChapter II — RAILROAD RETIREMENT BOARDPart 218 — ANNUITY BEGINNING AND ENDING DATESSubpart D — When an Annuity Ends218.3720 C.F.R. § 218.37When a supplemental annuity ends.Last amended: 2016Year: 2026Length: 12 wordsOfficial source Cite as 20 C.F.R. § 218.37 (2026)A supplemental annuity ends when the employee age or disability annuity ends.Previous20 C.F.R. § 218.36Next20 C.F.R. § 218.38