Drawings may be used to document a 1-hour fire rated exterior wall design for wood framed structures located less than 5-feet to the property line after the effective dates of the adopted 2015 IBC and IRC codes.

Rev 1/17/2023

Updated 01-17-2023

This technical memo is provided to describe the changes to the Houston Construction Codes with regards to a significant change in the base code related to the requirements for occupant load factors. 

Uploaded 2-13-2024

Last updated: September 2025

Residential concrete bonding detail for non-load bearing slab and for new slab bearing a wall.

Updated: 06/14/2024

The request form to close an advance pay account (APA) may only be submitted by an authorized user.

Last updated: May 2025

Interpretations and applications of the Houston adopted codes: 2012 IBC, 2012 IRC, 2014 NEC, 2012 UMC, 2012 UPC, 2009 IECC, and ASHRAE 90.1-2007

Last updated: 07/06/2021