Pub. L. 82-476, pt. I, sec. 101

Sec. 101. When used in this Act— (a) “Duty” means military service of any nature under orders or authorization issued by competent authority. (b) “Active duty” means full-time duty in the active military service of the United States, other than active duty for training. (c) “Active duty for training” means full-time duty in the active military service of the United States for training purposes. (d) “Inactive-duty training” means any of the training, instruction, duty, appropriate duties, or equivalent training, instruction, duty, appropriate duties, or hazardous duty, performed with or without compensation by members of the reserve components of the Armed Forces of the United States as may be prescribed by the appropriate Secretary pursuant to section 501 of the Career Compensation Act of 1949, as amended, or any other provision of law, and in addition thereto includes the performance of special additional duties, as may be authorized by competent authority, by such members on a voluntary basis in connection with the prescribed training or maintenance activities of the unit to which the members are assigned. Work or study performed by such members of the reserve, components in connection with correspondence courses of the Armed Forces of the United States shall be deemed inactive-duty training for which compensation is not authorized under the provisions of section 501 of the Career compensation Act of 1949, as amended. Any inactive-duty training performed by members of the National Guard of the United States or of the Air National Guard of the United States, while in their status as members of the National Guard or Air National Guard of the several States, Territories, and the District of Columbia pursuant to section 92 of the National Defense Act, as amended, or pursuant 66 Stat. 482 to any other provision of law, shall be deemed to be inactive-duty training in the service of the United States as members of one of the reserve components specified in section 202 of this Act. (e) “Armed Forces of the United States” means the Army, Navy, Air Force, Marine Corps, and Coast Guard, including all components thereof, (f) “Member of a reserve component” means a person appointed or enlisted as a Reserve of an Armed Force of the United States or a person who acquires such status by transfer pursuant to law to any of the reserve components specified in section 202 of this Act: Provided, That no person shall be a member of the National Guard of the United States or the Air National Guard of the United States unless he first be duly enlisted or appointed in the National Guard or (he Air National Guard of the appropriate State, Territory, or the District of Columbia, pursuant to law. (g) “Officer” unless otherwise specified, means a commissioned or warrant officer. (h) “Appropriate Secretary” means— (1) the Secretary of the Army with respect to the Army; (2) the Secretary of the Navy with respect to the Navy and Marine Corps and, when the Coast Guard is operating as a service in the Navy, the Coast Guard; (3) the Secretary of the Air Force with respect to the Air Force; or (4) the Secretary of the Treasury with respect to the Coast Guard, when the Coast Guard is operating as a service in the Treasury Department. (i) “Competent authority” means any authority designated by the appropriate Secretary. (j) “Partial mobilization” means that action taken by the Congress or the President pursuant to any provision of law, to effect the entry into the active military service of the United States of such units and members thereof, or of such members not assigned to units organized for the purpose of serving as such, of any reserve component of the Armed Forces of the United States as are required to effect a limited expansion of the active Armed Forces of the United States.