Inactive duty training
Inactive duty training means:
(1) Duty (other than full-time duty) prescribed for Reserves (including commissioned officers of the Reserve Corps of the Public Health Service) by the Secretary concerned under section 206, title 37 U.S.C., or any other provision of law;
(2) Special additional duties authorized for Reserves (including commissioned officers of the Reserve Corps of the Public Health Service) by an authority designated by the Secretary concerned and performed by them on a voluntary basis in connection with the prescribed training or maintenance activities of the units to which they are assigned.
(3) Duty (other than full-time duty) for members of the National Guard or Air National Guard of any State under the provisions of law stated in paragraph (c)(3) of this section.
(4) Training (other than active duty for training) by a member of, or applicant for membership (as defined in 5 U.S.C. 8140(g)) in, the Senior Reserve Officers' Training Corps prescribed under chapter 103 of title 10 U.S.C.
(5) Inactive duty for training does not include work or study performed in connection with correspondence courses, or attendance at an educational institution in an inactive status, or duty performed as a temporary member of the Coast Guard Reserve.
(6) Travel to or from such duty as described in this paragraph (d) if an individual, when authorized or required by competent authority, assumes an obligation to perform inactive duty training and is disabled from an injury, acute myocardial infarction, a cardiac arrest, or a cerebrovascular accident incurred while proceeding directly to or returning directly from such inactive duty training. Authorized travel should take into account:
(i) The hour on which such individual began so to proceed or to return;
(ii) The hour on which such individual was scheduled to arrive for, or on which such individual ceased to perform, such duty;
(iii) The method of travel employed;
(iv) The itinerary;
(v) The manner in which the travel was performed; and
(vi) The immediate cause of disability.