Understanding Substantial Damage in the International Building Code, International Existing Building Code, or International Residential Code

This document provides a comprehensive understanding of Substantial Damage (SD) as it pertains to the International Building Code, International Existing Building Code, and International Residential Code. It details the criteria for determining Substantial Damage, the financial thresholds involved, and the necessary compliance with floodplain management regulations and I-Codes. Additionally, it outlines the repair or replacement funding options available under FEMA's Public Assistance Program.