Educational institutions: detail of members of regular or reserve components as professors and instructors in military science and tactics

§ 3540. Educational institutions: detail of members of regular or reserve components as professors and instructors in military science and tactics (a) The President may detail regular or reserve members of the Army for duty as professors and assistant professors of military science and tactics, and as military instructors, at educational institutions where units of the Reserve Officers’ Training Corps are maintained. (b) The Secretary of the Army may detail regular or reserve members of the Army for duty as professors and assistant professors of military science and tactics, and as military instructors, at schools and colleges, other than those covered by section 4382 of this title, having a course of military training prescribed by him and having not less than 100 physically fit male students who are at least 14 years of age.