; or (bb) needed to become certified by a State or Indian tribe to teach, for an appropriate period (in years, as determined by the Secretary). (II) Family and medical leave For family or medical leave for a period in alignment with section 102 of the Family and Medical Leave Act of 1993 ( 29 U.S.C. 2612 ) and as approved by the Secretary. (III) Military service If the individual is a member of the National Guard or other reserve component of the Armed Forces of the United States, or a member of such Armed Forces in a retired status, and such individual is called or ordered to active duty (as defined in section 101(d)(1) of title 10, United States Code), such individual shall be eligible for a deferment during the period of active duty and for an appropriate period (as determined by the Secretary) after returning from active duty. (ii) Conditions of deferment A deferment granted under this subparagraph shall be subject to the following conditions: (I) The deferment period shall not be counted as satisfying any period of obligated service that is required under this section. (II) The period of obligated service of the individual shall commence at the later of— (aa) 90 days after the completion of the deferment period; (bb) the commencement of the first school year at the school where the individual has been hired that begins after the completion of the deferment; or (cc) a date specified by the Secretary. (C) Part-time study In the case of an individual receiving a scholarship under this subpart who is enrolled part-time in an approved course of study— (i) a scholarship under this subpart shall be for a period of years not to exceed the part-time equivalent of 4 years, as determined by the Secretary