tb3-non-residential-floodproofing

tb2-Flood-Damage-Resistant-Materials-Requirements

Technical Bulletin 2
Flood Damage-Resistant Materials Requirements.

Provides current guidance by the National Flood Insurance Program (NFIP) on what constitute “materials resistant to flood damage” and how and when these materials must be used to improve a building’s ability to withstand flooding.

Update February 6, 2025

tb11-crawspance-construction-buildings-flood-areas

tb10-structures-built--fill-flood-area

tb1-opening--foundations-walls-enclosures

tb0-technical-bulletin-users-guide