Updated : 04/22/2024

Overview

McKinney, Texas, adopted the 2021 International Residential Code (IRC), including Appendix AQ, with amendments. McKinney, TX, Muni. Code § 122-25 (adoption), § 122-26(b) (amendments), NCTCOG, Recommended amendments to the 2021 International Residential Code, Ordinance No. 2021-07 (2021) (PDF). McKinney, Texas, adopted the 2021 International Building Code (IBC) with amendments. McKinney, TX, Muni. Code § 122-25 (adoption), § 122-26(a) (amendments), NCTCOG, Recommended amendments to the 2021 International Building Code, Ordinance No. 2021-07 (2021) (PDF). McKinney, Texas, adopted the 2021 International Existing Building Code (IEBC) with amendments. McKinney, TX, Muni. Code § 122-42 (adoption), § 122-43 (amendments), and NCTCOG, Recommended amendments to the 2021 International Existing Building Code, Ordinance No. 2021-07 (2021) (PDF).

Helpful resources for McKinney, Texas include the following.

• PLRB, Ordinance and Law Coverage Discussion for Texas

Residential Building Code

Texas adopted a model state residential code but it is not in force unless adopted locally.See PLRB, Texas Building Codes for more information on state level codes.

McKinney adopted the 2021 IRC, locally. Note that adoptions usually come with amendments. So, it is important to review those amendments in addition to the unamended model code.

You can find a copy of the model code here.

You can find information about amendments to the model code here.

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2021 IRC(McKinney, TX Sec. 122-25. - International Building Code and International Residential Codes adopted.)

...The City Council hereby adopts the 2021 edition of the International Building Code and the 2021 edition of the International Residential Code together with Appendix AQ, thereto, titled "Tiny Houses" and including all references to the International Property Maintenance Code as adopted. Copies of the Codes, and the amendments thereto, as referenced in this chapter, are on file in the...

Drip Edge

Drip Edge: yes

Ice Barrier

Are ice barriers required for McKinney ? No
Comments:

The city has adopted the North Central Texas Council of Governments (NCTCOG), Recommended Amendments to the 2021 International Residential Code. Table R301.2(1) is filled as followed:

Ground Snow Load	Wind Speed (mph)	Topographic Effects	Special Wind Region	Wind-borne Debris Zone	Seismic Design Category	Damage from Weathering
5 lb/ft	115 (3 sec-gust)/76 fastest mile	No	No	No	A	Moderate

 

Damange from Frost Line Depth	Damage from Termite	Winter Design Temp	Ice Barrier Underlayment Required	Flood Hazards	Air Freezing Index	Mean Annual Temp
6"	Very Heavy	22ºF	No	Local Code	150	64.9ºF

NCTCOG, Recommended amendments to the 2021 International Residential Code, Ordinance No. 2021-07 (2021) (PDF). 

Comments

McKinney, Texas, adopted the 2021 International Residential Code (IRC), including Appendix AQ, with amendments. McKinney, TX, Muni. Code § 122-25 (adoption), § 122-26(b) (amendments), NCTCOG, Recommended amendments to the 2021 International Residential Code, Ordinance No. 2021-07 (2021) (PDF). 

Existing Buildings

Existing buildings, meaning buildings that were built in accordance to code at the time of construction, typically merit extra consideration in a current updated code.

No adoption of Appendix J was found in the municipal code and city ordinances.

McKinney, Texas, adopted the 2021 International Existing Building Code (IEBC) with amendments. McKinney, TX, Muni. Code § 122-42 (adoption), § 122-43 (amendments), and NCTCOG, Recommended amendments to the 2021 International Existing Building Code, Ordinance No. 2021-07 (2021) (PDF).

Commercial Building Code

McKinney adopted the 2021 IBC, locally. Note that adoptions usually come with amendments. So, it is important to review those amendments in addition to the unamended model code.

You can find a copy of the code here.You can find information about amendments to the model code here.

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See Muni. Code(McKinney, TX Municipal Code)

...Adoption not found...

Comments

McKinney, Texas, adopted the 2021 International Building Code (IBC) with amendments. McKinney, TX, Muni. Code § 122-25 (adoption), § 122-26(a) (amendments), NCTCOG, Recommended amendments to the 2021 International Building Code, Ordinance No. 2021-07 (2021) (PDF). 

Existing Buildings

McKinney, Texas, adopted the 2021 International Existing Building Code (IEBC) with amendments. McKinney, TX, Muni. Code § 122-42 (adoption), § 122-43 (amendments), and NCTCOG, Recommended amendments to the 2021 International Existing Building Code, Ordinance No. 2021-07 (2021) (PDF).

Other Building Codes