; (2) by striking If the amount and inserting Except as provided in paragraph (2), if the amount ; and (3) by adding at the end the following: (2) Expired amounts apportioned for general aviation airports (A) In general Except as provided in subparagraph (B), if an amount apportioned under section 47114(d) is not obligated within the time specified in paragraph (1), that amount shall be added to the discretionary fund under section 47115 of this title, provided that— (i) amounts made available under paragraph (2)(A) shall be used for grants for projects in accordance with section 47115(d)(2) at airports eligible to receive an apportionment under section 47114(d)(2) or (3)(A), whichever is applicable