after Centers for Disease Control and Prevention , and (ii) in subparagraph (C), by striking 2014 and inserting 2021 , and (D) in subparagraph (D), by striking 2011 , and inserting 2020 . (b) Applicability The amendments made by subsection (a) shall apply beginning with the first school year that begins at least 90 days after the date of the enactment of this Act.