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Construction Code Modernization Project Schedule

High-level schedule for the Construction Code Modernization project.

Last updated: Jan. 25, 2023

2024 Guidelines for Converting Existing Buildings to Multi-Unit Residential

Last Updated: September 5, 2024

Solar Panel Plan Review User Guide (Spanish)

Last Updated: August 2024

2015 IBC Houston 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

2021 IBC Proposed Houston Amendments

Proposed local amendments to the 2021 International Building Code (IBC)

Updated August 17, 2023

Commercial Building Plan Review User Guide (Spanish)

Last Updated: August 2024

2015 UMC Code Comparison - Final

Comparison of the 2012 UMC and 2015 UMC Houston Amendments.

Last updated: 03/22/2022

2021 UPC Code Analysis

Code analysis between the 2015 Uniform Plumbing Code (UPC) Houston Amendments to the 2021 UPC base codes.

Last updated: 03/13/2023

IECC Significant Changes PowerPoint

Significant code changes & highlights of the 2018 and 2021 International Energy Conservation Code (IECC) 

2021 UMC Code Comparison

Code comparison between the 2015 Uniform Mechanical Code (UMC) Houston Amendments and the 2021 UMC proposed amendments.

Last updated: 04/25/2023