US lawFederal (United States)RegulationsTitle 17 CFR — Commodity and Securities ExchangesChapter IV — DEPARTMENT OF THE TREASURYPart 450 — CUSTODIAL HOLDINGS OF GOVERNMENT SECURITIES BY DEPOSITORY INSTITUTIONS450.517 C.F.R. § 450.5Effective date.Last amended: 2016Year: 2026Length: 8 wordsOfficial source Cite as 17 C.F.R. § 450.5 (2026)This part shall be effective October 31, 1987.Previous17 C.F.R. § 450.4