View all text of Subchapter II [§ 3021 - § 3036]
§ 3031. Pay and allowances; date of acceptance of promotion
(a) Acceptance and date of promotion
An officer of the commissioned corps who is promoted to a higher grade—
(1) is deemed for all purposes to have accepted the promotion upon the date the promotion is made by the President, unless the officer expressly declines the promotion; and
(2) shall receive the pay and allowances of the higher grade from that date unless the officer is entitled under another provision of law to receive the pay and allowances of the higher grade from an earlier date.
(b) Oath of office
(Pub. L. 107–372, title II, § 231, Dec. 19, 2002, 116 Stat. 3087.)