Reserve components

§ 2001. Reserve components As prescribed by the Secretary concerned, each reserve component except the Army National Guard of the United States and the Air National Guard of the United States shall be divided into training categories according to the kinds and degrees of training, including the number and duration of drills or equivalent duties to be completed in stated periods. The designation of training categories shall be the same for all armed forces and the same within the Ready Reserve and the Standby Reserve.