FAR 



206.304  Approval of the justification.

(a)

(4)  The Under Secretary of Defense (Acquisition, Technology, and Logistics) may delegate this authority to-

(A)  An Assistant Secretary of Defense; or

(B)  For a defense agency, an officer or employee serving in, assigned, or detailed to that agency who-

(1)  If a member of the armed forces, is serving in a rank above brigadier general or rear admiral (lower half); or

(2)  If a civilian, is serving in a position with a grade under the General Schedule (or any other schedule for civilian officers or employees) that is comparable to or higher than the grade of major general or rear admiral.