This technical memo is provided to describe the new changes to the Houston Construction Codes with regards to the requirements for the fire resistance rating of roof assemblies. 

Uploaded 2-13-2024

This technical memo is to provide an overview on the decision between choosing the Uniform Mechanical Code (UMC) vs. the International Mechanical Code (IMC). The Construction Code Modernization (CCM) and the Customer Assistance and Code Development (CACD) staff, alongside Jensen Hughes, reviewed and compared the two codes for consideration to adopt the IMC during this code modernization.

Uploaded 2-13-2024

Last Updated: August 20, 2025.

This technical memo is provided to describe how to identify the prescriptive fire-resistance ratings for materials in addition to describing the significant changes to the Houston Construction Codes with regards to the requirements of prescriptive and calculated fire resistance requirements. 

Uploaded 2-13-2024

Standard Drawing - Residential Carport Setback

Revised: July 31, 2024

This technical memo is provided to describe the significant changes to the Houston Construction Codes with regards to the requirements for electrical storage systems.   

Uploaded 2-13-2024