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美国政府的官方网站

Dot gov

Official websites use .gov

A .gov website belongs to an official government organization in the United States.

Https

Secure .gov websites use HTTPS

A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites..

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Building in the Course of Construction

A walled and roofed building (see the General Rules section for the exception) that is principally above ground and affixed to a permanent site. It does not include building materials or supplies intended for use in construction, alteration, or repair unless such materials or supplies are within an enclosed building on the premises.

Glossary Section
NFIP - National Flood Insurance Program