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Portsmouth, Virginia, Code of Ordinances: PART II -CODE -Chapter 14.1 FLOOD PROTECTION FIRM for any annexed area includes special flood hazard areas that have flood zones that have regulatory requirements that are not set forth in this ordinance, the City shall prepare amendments to these regulations to adopt the FIRM and appropriate requirements, and submit the amendments to the City Council for adoption; such adoption shall take place at the same time as or prior to the date of annexation and a copy of the amended regulations shalt be provided to Department of Conservation and Recreation (Division of Dam Safety and Floodplain Management} and FEMA. {2} In accordance with the Code of Federal Regulations, Title 44 Subpart (B} Section 59.ZZ (9} (v) all NFIP participating communities must notify the Federal Insurance Administration and optionally the Virginia Department of Conservation and Recreation in writing whenever the boundaries of the community have been modified by annexation or the community has otherwise assumed or nv longer has authority to adopt and enforce floodplain management regulations for a particular area, {3} In order that all Flood Insurance Rate Maps accurately represent the community's boundaries, a copy of a map of the community suitable far reproduction, clearly delineating the new corporate limits or new area for which the community has assumed or relinquished floodplain management regulatory authority must be included with the notification, (e} Submitting technical data, Base flood elevations in the City of Portsmouth may increase or decrease resulting from physical changes affecting flooding conditions. As soon as practicable, but not later than six months after the date such information becomes available, the City shall notify the Federal Emergency Management Agency of the changes by submitting technical or scientific data. Such a submission is necessary so that upon confirmation of those physical changes affecting flooding conditions, risk premium rates and flood plain management requirements will be based upon current data. (f) Letters of map revision. When development in the floodplain causes a change in the base flood elevation, the applicant, including state agencies, must notify FEMA by applying for a Conditional Letter of Map Revision or a Letter of Map Revision. Examples include but are not limited to: (1) Any development that causes a rise in the base flood elevations within the floodway. (Z} Any development occurring in Zones Al-30 and AE without a designated floodway, which will cause a rise of more than one foot in the base flood elevation. (3) Alteration or relocation of a stream (including but not limited to installing culverts and bridges. Sec. 14.1-16. -Records. Records of actions associated with administering this chapter shall be kept on file and maintained by the Fooodplain Administrator. Sec.14.1-17, -Abrogation and greater restrictions. 2~