; and (B) adjust and pay claims arising under the contracts described in subparagraph (A). I Reauthorization and affordability 101. Reauthorization (a) Financing Section 1309(a) of the National Flood Insurance Act of 1968 ( 42 U.S.C. 4016(a) ) is amended by striking September 30, 2019 and inserting September 30, 2024 . (b) Program expiration Section 1319 of the National Flood Insurance Act of 1968 ( 42 U.S.C. 4026 ) is amended by striking September 30, 2019 and inserting September 30, 2024 . (c) Program continuation (1) In general Section 1310 of the National Flood Insurance Act of 1968 ( 42 U.S.C. 4017 ) is amended by adding at the end the following: (g) Amounts in the National Flood Insurance Reserve Fund established under section 1310A may be credited to the National Flood Insurance Fund to enter into, and renew, contracts for flood insurance under this title during any lapse in appropriations. . (2) Technical and conforming amendments Section 1310A(a)(2) of the National Flood Insurance Act of 1968 ( 42 U.S.C. 4017A(a)(2) ) is amended— (A) in subparagraph (B), by striking and at the end; (B) in subparagraph (C), by striking the period at the end and inserting ; and ; and (C) by adding at the end the following: (D) for the purpose described in section 1310(g). . 102. Cap on annual premium increases (a) Definition In this section, the term covered cost means— (1) the amount of an annual premium with respect to any policy for flood insurance under the National Flood Insurance Program; (2) any surcharge imposed with respect to a policy described in paragraph (1), including a surcharge imposed under— (A) section 1304(b) of the National Flood Insurance Act of 1968 ( 42 U.S.C. 4011(b) ); or (B) section 1308A(a) of the National Flood Insurance Act of 1968 ( 42 U.S.C. 4015a(a) )