active duty for training

(A) full-time duty in the Armed Forces performed by Reserves for training purposes;

(B) full-time duty for training purposes performed as a commissioned officer of the Reserve Corps 1 of the Public Health Service (i) on or after July 29, 1945, or (ii) before that date under circumstances affording entitlement to "full military benefits", or (iii) at any time, for the purposes of chapter 13 of this title;

(C) in the case of members of the Army National Guard or Air National Guard of any State, full-time duty under section 316, 502, 503, 504, or 505 of title 32, or the prior corresponding provisions of law;

(D) duty performed by a member of a Senior Reserve Officers' Training Corps program when ordered to such duty for the purpose of training or a practice cruise under chapter 103 of title 10 for a period of not less than four weeks and which must be completed by the member before the member is commissioned; and

(E) authorized travel to or from such duty.

The term does not include duty performed as a temporary member of the Coast Guard Reserve.

(A) full-time duty in the Armed Forces performed by Reserves, or by members of the Space Force in a space force active status (as defined in section 101(e)(1) of title 10) but not on sustained duty under section 20105 of title 10, for training purposes;

(B) full-time duty for training purposes performed as a commissioned officer of the Reserve Corps ¹ of the Public Health Service;

(C) full-time duty as a member, cadet, or midshipman of the Reserve Officers Training Corps while attending field training or practice cruises; and

(D) in the case of members of the National Guard or Air National Guard of any State, full-time duty under sections 316, 502, 503, 504, or 505 of title 32, United States Code.