551
551 §8919.
Thirty years or more: regular commissioned officers; excessive number Whenever the Secretary of the Air Force believes that there are too many commissioned officers on the active list of the Regular Air Force, in any grade, who have at least 30 years of service computed under section 8927(a) of this title, he may convene a board of at least five general officers of the Regular Air Force. The ^oard shall consider all officers on the active list in that grade and with that service, and shall recommend officers 1^ name for retirement, in the number specified by the Secretary. The Secretary may retire an officer so recommended. § 8920. More than t h i r t y year s: professors of the United States Air Force Academy The Secretary of the Air Force may retire any permanent professor of the United States Air Force Academy who has more than 30 years of service as a commissioned officer. § 8921. T h i r t y year s or five years in grade: promotion-list colonels (a) Unless retired or separated at an earlier date, each promotionlist officer in the regular grade of colonel shall be retired, except as provided by section 47a of title 5, on the fifth anniversary of the date of his appointment in that r e ^ l a r grade or on the thirtieth day after he completes 30 years of service computed under section 8927(a) of this title, whichever is later. However, if his name is carried on the list of officers recommended for appointment to the regular grade of brigadier general, he shall be retained on the active list while his name is so carried. (b) The Secretary of the Air Force may defer the retirement under this section of any promotion-list officer in the regular grade of colonel who is a medical, dental, veterinary, or medical service officer, or a chaplain, but not later than the date on which he becomes 60 years of age. The number of deferments in effect under this subsection for any one promotion list at any one time may not be more than 10 percent of the number of colonels authorized for that list. § 8922. Thirty years or five years in grade: regular brigadier generals (a) Unless retired or separated at an earlier date, each officer in the regular grade of brigadier general, other than a professor of the United States Air Force Academy, shall be retired, except as provided by section 47a of title 5, on the fifth anniversary of the date of his appointment in that regular grade, or on the thirtieth day after he completes 30 years of service computed under section 8927(a) of this title, whichever is later. However, if his name is carried on the list of officers recommended for appointment to the regular grade of major general, he shall be retained on the active list while his name is so carried. (b) The Secretary of the Air Force may defer the retirement under this section of any brigadier general who is serving in a higher temporary grade, but not later than the date on which he becomes 60 81913 O—56
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