After reviewing a report received under
section 20215 of this title recommending officers on the Space Force officer list for promotion to the grade of brigadier general or major general, but before submitting the report to the Secretary of Defense, the Secretary of the Air Force may, under regulations prescribed by the Secretary of the Air Force, adjust the placement of officers as recommended in the report in order to ensure that sufficient number of officers on both sustained and non-sustained duty are promoted to meet the requirements of the Space Force to fill general officer vacancies.