; and (B) make flood insurance available to properties located within those levee-impacted areas. (2) Transition During the period beginning on the date of enactment of this subsection and ending on the date on which the Administrator develops rates for the various AL-E zones, a structure located in a portion of a community that is located within a levee-impacted area described in paragraph (1) shall be eligible for rates associated with areas of moderate flood hazards. . 209. Appeals regarding existing flood maps (a) In general (1) Right to appeal Section 1360 of the National Flood Insurance Act of 1968 ( 42 U.S.C. 4101 ), as amended by section 208, is amended by adding at the end the following: (l) Appeals of existing maps (1) Right to appeal Subject to paragraph (6), a State or local government, or the owner or lessee of real property, that makes a formal request to the Administrator to update a flood insurance rate map that the Administrator denies may at any time appeal the denial in accordance with this subsection. (2) Basis for appeal The basis for an appeal under this subsection shall be the possession of knowledge or information that— (A) the base flood elevation level or designation of any aspect of a flood insurance rate map is scientifically or technically inaccurate