Section
8451, act Aug. 10, 1956, ch. 1041, 70A Stat. 524, provided that an officer who is promoted to a temporary grade is considered to have accepted his promotion on date of order announcing it, unless he expressly declines promotion.
Section
8452, added
Pub. L. 85–861, § 1(180)(E), Sept. 2, 1958,
72 Stat. 1532, provided that, notwithstanding any other provision of law, a medical or dental officer may be promoted to temporary grade of captain at any time after first anniversary of date upon which he graduated from a medical, osteopathic, or dental school.