; (B) COVID–19 shall be presumed to have been incurred during the qualifying period of duty; and (C) if the individual becomes disabled or dies as a result of COVID–19, it shall be presumed that the individual became disabled or died during the qualifying period of duty for purposes of establishing that the individual served in the active military, naval, or air service. (2) (A) The manifestation periods described in this paragraph are the following: (i) During a qualifying period of duty described in subsection (b), if that period of duty was more than 48 continuous hours in duration. (ii) Within 14 days after the individual’s completion of a qualifying period of duty described in subsection (b). (iii) An additional period prescribed under subparagraph (B). (B) (i) If the Secretary determines that a manifestation period of more than 14 days after completion of a qualifying period of service is appropriate for the presumptions under paragraph (1), the Secretary may prescribe that additional period by regulation. (ii) A determination under clause (i) shall be made in consultation with the Director of the Centers for Disease Control and Prevention. (b) Qualifying period of duty described A qualifying period of duty described in this subsection is a period of— (1) active duty; or (2) the following duty or training not covered by paragraph (1) performed under orders issued on or after March 13, 2020, during the national emergency declared by the President under the National Emergencies Act ( 50 U.S.C. 1601 et seq.): (A) Training duty under title 10. (B) Full-time National Guard duty (as defined in section 101 of title 10). (c) Application of presumptions for training duty When, pursuant to subsection (a), COVID–19 is presumed to have been incurred during a qualifying period of duty described in subsection (b)(2)— (1) COVID–19 shall be deemed to have been incurred in the line of duty during a period of active military, naval, or air service