Updated : 04/22/2024

Overview

The City of San Antonio, TX has adopted the following codes:

• The International Building Code, 2018 edition. City Code of San Antonio, TX § 10-30 (amendments).
• The International Existing Building Code, 2018 edition. City Code of San Antonio, TX § 10-47 (amendments).
• The International Residential Code, 2018 edition. City Code of San Antonio, TX § 10-37 (amendments).
• 2018 San Antonio Property Maintenance Code. City Code of San Antonio, TX § 6-52 (amendments).

Helpful resources for San Antonio, 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.

San Antonio adopted the 2018 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.

Auto Search - beta:

See Muni. Code(San Antonio, TX Sec. 10-36. - Adoption of International Residential Code (2021).)

...Provisions of this article are in addition to the provisions of the International Residential Code. The following provisions coinciding with the provisions of the International Residential Code supersede, repeal, or delete, when indicated, the corresponding provisions of the International Residential Code. All references...

Drip Edge

Drip Edge: yes

Ice Barrier

Are ice barriers required for San Antonio ? No
Citation: City Code of San Antonio, TX Sec. 10-37
Comments:

Ground Snow Load	Wind Speed (mph)	Topographic Effects	Seismic Design Category	Damage from Weathering	Damage from Frost Line Depth
5	115	NO	A	Negligible	0

 

Damage from Termite	Winter Design Temp	Ice Barrier Underlayment Required	Flood Hazards	Air Freezing Index	Mean Annual Temp
Moderate to Heavy	30º	NO	Appendix F, UDC	16	68.7º

Comments

The City of San Antonio, TX has adopted the 2018 IRC Chapters 2 through 10, 12 through 23, Section P2904, Chapter 44, including Appendices J, K and Q.

City Code of San Antonio, TX § 10-36.

Note: The previously adopted 2015 IRC as amended, effective from May 1, 2015 till September 31, 2018, was enacted under Ordinance No. 2015-01-29-0066 (Jan. 29, 2015).

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.

Refer to Appendix J of the adopted 2018 IRC, and the adopted 2018 San Antonio Property Maintenance Code (based on the 2018 International Property Maintenance Code). City Code of San Antonio, TX § 6-51.

Commercial Building Code

San Antonio adopted the 2018 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.

Auto Search - beta:

See Muni. Code(San Antonio, TX Municipal Code)

...Adoption not found...

Comments

The City has adopted the 2018 IBC Chapters 2 through 35, including Appendix H under Ordinance No. 2018-06-21-0493 (June 21, 2018).

City Code of San Antonio, TX § 10-29.

Note: The previously adopted 2015 IBC as amended, effective from May 1, 2015 till September 31, 2018, was enacted under Ordinance No. 2015-01-29-0066 (Jan. 29, 2015).

Existing Buildings

The City has adopted the 2018 IEBC Section 101 and 102 of Chapter 1, Chapters 2 through 16. City Code of San Antonio, TX § 10-46.

Other Building Codes