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Single-Family Residence - A residential single family dwelling. Incidental office, professional, private school, or studio occupancies, including a small service operation, are permitted if such incidental occupancies are limited to less than 50 percent of the building's total floor area.
Special Flood Hazard Area (SFHA) - A FEMA-identified high-risk flood area where flood insurance is mandatory for properties. An area having special flood, mudflow, or flood-related erosion hazards, and shown on a Flood Hazard Boundary Map or a Flood Insurance Rate Map as Zone A, AO, A1-A30, AE, A99, AH, AR, AR/A, AR/AE, AR/AH, AR/AO, AR/A1-A30, V1-V30, VE, or V.
Standard Flood Insurance Policy (SFIP) - Policy issued to insure a building and/or its contents.
Submit-for-Rate - An application for flood insurance on a building for which no risk rate is published in the Flood Insurance Manual. Insurance coverage can be obtained only after the NFIP has approved the application and has established the risk premium rate.
2 to 4 Family Residence - A residential building (excluding hotels and motels with normal room rentals for less than 6 months' duration) containing no more than four dwelling units. Incidental occupancies such as office, professional, private school, or studio space are permitted if the total area of such occupancies is limited to less than 25 percent of the total floor area within the building.
Waiting Period - The time between the date of application and the policy effective date.
Wave Height Adjustment - A measurement that is added to the base flood elevation for V Zones shown on the Flood Insurance Rate Map published prior to 1981. For coastal communities, the base flood elevation shown on Flood Insurance Rate Maps published prior to 1981 are still-water elevations, which include only the effects of tide and storm surge, and not the height of wind-generated waves.
Write Your Own (WYO) Program - A cooperative undertaking of the insurance industry and FEMA begun in October 1983. The WYO Program operates within the context of the NFIP and involves private insurance carriers who issue and service NFIP policies.
Zone - A geographical area shown on a Flood Hazard Boundary Map or a Flood Insurance Rate Map that reflects the severity or type of flooding in the area.
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