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Federal Emergency Management Agency \ ! PART 64-COMMUNITIES ELIGIBLE FOR THE SALE OF INSURANCE (, I Sec. 64.1 Purpose of part. 64.2 Definitions. 64.3 Flood Insurance Maps. 64.4 Effect on community eligibility result- ing from bonndary changes, governmen- tal reorganization, etc. 64.5 Relationship of rates to zone designa.- tions. 64.6 List of eligible communities. AUTHORITY: 42 U.S.C. 4001 et seq.; Reorga- nization Plan No.3 of 1978. E.O. 12127. fi 64.1 Purpose of part. (a) 42 U.S.C. 4012(c), 4022 and 4102 require that flood insurance in the maximum limits of coverage under the regula.r program shall be offered in communities only after the Admtnis. trator has: (1) Identified the areas of special flood, mudsllde (I.e., mudflow) or flood-related erosion hazards within the community; and/or (2) completed a risk study for the applicant commu- nity. The priorities for conducting such risk studies are set forth in ~~ 59.23 and 60.25 of this subchapter. The purpose of this part Is to define the types of zones which the Agency will use for identifying the hazard areas on maps. (b 42 U.S.C. 4056 authorizes an emergency implementat.icn of the NaM tional Flood Insurance Program whereby the Administrator may make subsidized coverage available to el!gi- I i ~64.3 hie commnnities prior to the comple- tion of detailed risk studies for such areas. This part also describes proce- dures under the emergency program and lists communities which become eligible under theNFIP. [48 FR 28278, June :U, 1983, as amended at 49 FR 4751, Feb. 8. 1984; 49 FR 33879, Aug. 27. 19841 6 64.2 Definitions. The definitions set forth in Part 59 of this subchapter are applicable to this part. [41 FR 46986. Oct. 26, 19'16. Redesignated a1 44 FR 31177, May 31, 1979] ~ 64.3 Flood Insurance Maps. (a) The following maps may be pre. pared by the Administrator for use i. connection with the sale of flood in, surance: 0) Flood Insurance Rate MaI (FIRM): This map is prepared afteI the risk study for the community hw been completed and the risk premiun: rates have been established. It indl cates the risk premium rate zones ap plicable in the community and whel those rates are effective. The symboll used to designate those zones are a.: follows: Zone symbol A....................... ............. Area of special flood ha'lard withal water surface elevations dete mined. A1-30, AE... ............. Area of special flood hazard wil water surface lllevallons dete mined. AO ................................... Area of special flood ha::ards havin sl".allow water depths and/or ur predictable flow paths between (. and(3) ft. A99 Area of special flood hazard whe. enough progress has been mac on a protectivEl s~stem, such e dikes, dams, and levees, tei COI sider it complete for Insuranc rating pulpOses. AH .. Areas of special flood hazarc having shallow water depths am Of unpredictable 110w paths b tween (1) and (3) feet, and wi water surface elevations det( mined. V......... .... Area of special flood hazards wit out water surface elevations d termined, and with velocity, that inundated by tidal floods (coas1 high hazard area). 349