526 § 8502. Air National Guard in Federal service: physical examination (a) Under regulations prescribed by the President, each member of the Air National Guard called into Federal service shall be examined as to physical fitness, without further commission or enlistment. (b) Immediately before such a member is mustered out of Federal service he shall be examined as to physical fitness. The record of this examination shall be retained by the United States. § 8503. Retired commissioned officers: status A retired commissioned officer of the Air Force who is on active duty is considered, for all purposes except promotion, to be an officer of the organization to which he is assigned. § 8504. Retired members: limitations; grade (a) The President may order any retired member of the Regular Air Force to active duty. He may assign a member ordered under this subsection to such duties as he considers necessary in the interest of national defense. (b) Any female officer of the Air Force, except an officer designated under section 8067 of this title, whose retired grade is colonel and who is ordered to active duty shall be ordered in that grade. CHAPTER 843.—SPECIAL APPOINTMENTS, ASSIGNMENTS, DETAILS, AND DUTIES Sec.
8531. Chief of Staff to President: appointment. 8537. Department of Commerce: detail in aid of civil aviation. 8540. Educational institutions: detail of members of regular or reserve components as professors and instructors in air science and tactics. 8541. National Guard Bureau: assignment of officers of regular or reserve components. 8542. Chief and assistant chief of staff of wings of Air National Guard in Federal service: detail. 8543. Aides: detail; number authorized. 8544. Duties: regular officers; performance of civil functions restricted. 8545. Duties: officers; superintendence ol cooking for enlisted members. 8546. Duties: medical officers, contract surgeons; attendance en families of members. 8547. Duties: chaplains; assistance required of commanding officers. 8548. Duties: vparrant officers; limitations. 8549. Duties: female members; limitations.
§ 8531. Chief of Staflf to President: appointment The President, by and with the advice and consent of the Senate, may appoint a general officer of the Air Force as Chief of Staff to the President. Unless entitled to the rank, pay, and allowances of a grade above lieutenant general under another provision of law, an officer so appointed by and with the advice and consent of the Senate is entitled to the rank, pay, and allowances of a general, and is additional to the numbers otherwise authorized for that grade. § 8537. Department of Commerce: detail in aid of civil aviation The President may detail officers of the Air Force to duty under the Secretary of Commerce in connection with the promotion of civil aviation as provided in sections l7l, 174-177,179-184 of title 49. No officer may be so detailed for more than one year.