42 U.S.C. § 4101b
National Flood Mapping Program
United States · Title 42 — THE PUBLIC HEALTH AND WELFARE · Status: effective
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- Citation
- 42 U.S.C. § 4101b, National Flood Mapping Program, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/479753
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Full text
The Administrator, in coordination with the Technical Mapping Advisory Council established under section 4101a of this title, shall establish an ongoing program under which the Administrator shall review, update, and maintain National Flood Insurance Program rate maps in accordance with this section.
In carrying out the program established under subsection (a), the Administrator shall—
identify, review, update, maintain, and publish National Flood Insurance Program rate maps with respect to—
Each map updated under this section shall—
develop National Flood Insurance Program flood data on a watershed basis—
In updating maps under this section, the Administrator shall include—
any relevant information on coastal inundation from—
In updating and maintaining maps under this section, the Administrator shall—
establish standards to—
ensure that maps are adequate for—
publish maps in a format that is—
The Administrator shall—
work to enhance communication and outreach to States, local communities, and property owners about the effects—
not less than 30 days before issuance of any preliminary map, notify the Senators for each State affected and each Member of the House of Representatives for each congressional district affected by the preliminary map in writing of—
the estimated schedule for—
The communication and outreach activities required under paragraph (1) shall include—
Upon the adoption by the Administrator of any recommendation by the Technical Mapping Advisory Council for reviewing, updating, or maintaining National Flood Insurance Program rate maps in accordance with this section, a community that believes that its flood insurance rates in effect prior to adoption would be affected by the adoption of such recommendation may submit a request for an update of its rate maps, which may be considered at the Administrator’s sole discretion. The Administrator shall establish a protocol for the evaluation of such community map update requests.
There is authorized to be appropriated to the Administrator to carry out this section $400,000,000 for each of fiscal years 2013 through 2017.
Legislative history
The public laws that enacted or amended this section. Tallies are for the whole bill as it passed each chamber — often an omnibus covering far more than this provision — not a vote on this section alone.
- MAP-21
- Homeowner Flood Insurance Affordability Act of 2014