; and (D) elevation of mechanical systems; and . (b) Mitigation credit Section 1308(k) of the National Flood Insurance Act of 1968 ( 42 U.S.C. 4015(k) ) is amended— (1) by striking shall take into account and inserting shall— (1) take into account ; (2) in paragraph (1), as so designated, by striking the period at the end and inserting ; and