14 U.S.C. § 725 : US Code - Section 725: Precedence

Search 14 U.S.C. § 725 : US Code - Section 725: Precedence

(a) Reserve officers rank and take precedence in their respective
grades among themselves and with officers of the same grade on the
active duty promotion list and the permanent commissioned teaching
staff in accordance with their dates of rank. When Reserve officers
and officers on the active duty promotion list or the permanent
commissioned teaching staff have the same date of rank in a grade,
they take precedence as determined by the Secretary.
(b) Notwithstanding any other law, a Reserve officer shall not
lose precedence when transferred to or from the active duty
promotion list, nor shall that officer's date of rank be changed
due to the transfer.
(c) A Reserve officer shall, when on the active duty promotion
list, be promoted in the same manner as any other officer on the
active duty promotion list regardless of the length of active duty
service of the Reserve officer.
(d) Notwithstanding any other law, a Reserve officer shall not
lose precedence by reason of promotion to the grade of rear admiral
or rear admiral (lower half), if the promotion is determined in
accordance with a running mate system.
(e) The Secretary shall adjust the date of rank of a Reserve
officer so that no changes of precedence occur.