Hospitalization: when Secretary may require

§ 320. Hospitalization: when Secretary may require (a) The Secretary of the Army or the Secretary of the Air Force, as the case may be, may order the hospitalization, medical and surgical treatment, and domiciliary care, for as long as necessary, of any member of the Army National Guard or the Air National Guard, respectively, in training under section 502, 503, 504, or 505 of this title, or on duty under section 316 of this title, and may incur obligations with respect thereto. (b) Subsection (a) applies whether or not the member was injured, or contracted a disease, in line of duty, except in the case of— (1) a member of the National Guard in armory-drill status, unless he incurs an injury while participating in an aerial flight under section 502 (e) of this title; or (2) a member of the National Guard treated in a private hospital, or by a civilian physician, while on leave of absence for more than 24 hours.