US lawFederal (United States)RegulationsTitle 21 CFR — Food and DrugsChapter II — DRUG ENFORCEMENT ADMINISTRATION, DEPARTMENT OF JUSTICEPart 1305 — ORDERS FOR SCHEDULE I AND II CONTROLLED SUBSTANCESSubpart C — Electronic Orders1305.2321 C.F.R. § 1305.23Endorsing electronic orders.Last amended: 2016Year: 2026Length: 13 wordsOfficial source Cite as 21 C.F.R. § 1305.23 (2026)A supplier may not endorse an electronic order to another supplier to fill.Previous21 C.F.R. § 1305.22Next21 C.F.R. § 1305.24