14 U.S.C. § 3746Section
§ 3746. Promotion; acceptance; oath of office
(a) A Reserve officer who has been appointed under this subchapter is considered to have accepted the appointment unless delivery thereof cannot be effected.
(b) A Reserve officer who has served continuously since taking the oath of office prescribed in section 3331 of title 5, is not required to take a new oath of office upon appointment in a higher grade.
(Added Pub. L. 96–322, §1, Aug. 4, 1980, 94 Stat. 1012, §735; renumbered §3746, Pub. L. 115–282, title I, §118(b), Dec. 4, 2018, 132 Stat. 4233.)
