Adoption Info of California Existing Building Code 2016
Official title 2016 California Existing Building Code
Effective dates January 1, 2017 – December 31, 2019
Adopts with amendments International Existing Building Code 2015 (IEBC 2015)
Read More: California Residential Code 2013
California Residential Code 2016
Overview The International Existing Building Code (IEBC) provides comprehensive requirements for the repair, alteration, addition, and change of occupancy for existing buildings. It includes guidelines for structural safety, fire safety, accessibility, and energy efficiency to ensure the continued performance and safety of buildings undergoing modifications.
The 2016 California Existing Building Code adopts the International Existing Building Code 2015 (IEBC 2015) with specific amendments tailored to California’s unique conditions. These modifications address seismic retrofitting, energy efficiency upgrades, fire safety, and other state-specific requirements to ensure that existing buildings in California meet high standards of safety, performance, and reliability.

AIA
President
Washington, DC