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This guide provides the qualifications and submittal requirements for requesting a Certificate of Occupancy for existing buildings.
Last updated: November 5, 2025.
Proposed local amendments to the 2021 International Swimming Pool and Spa Code (ISPSC)
Updated August 28, 2023
Life Safety Bureau Standard No. 05 – Key Boxes
Updated December 26, 2023
High-level schedule for the Construction Code Modernization project.
Last updated: Jan. 25, 2023
2006 UPC amendments
The 2015 International Building Code (IBC) Houston Amendments were adopted on December 1, 2021, and became effective on April 1, 2022.
Last updated: 03/20/2023
Proposed local amendments to the 2021 International Building Code (IBC)
Updated August 17, 2023
This brochure is intended to provide a very high level overview of the commercial building permit process.
Last updated: 1/1/2019
2012 International Building Code (IBC) Houston Amendments.
Last updated: 2/1/2016
The Houston Amendments to the 2015 International Residential Code (IRC) were adopted on December 1, 2021, and became effective on April 1, 2022.
Last updated:04/11/2022