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.
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.
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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.
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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
The City has also adopted the following codes:
- The National Electrical Code, 2017 edition. City Code of San Antonio, TX § 10-52 (amendments).
- The International Energy Conservation Code, 2018 edition, Chapters 2[CE] through 5[CE], Chapters 2[RE] through 5[RE] and both the commerical and residential Chapters 6. City Code of San Antonio, TX § 10-92 (amendments).
- The International Fire Code, 2018 edition, including Appendices B, C, D, F, I and M. City Code of San Antonio, TX § 11-32.
- The International Fuel Gas Code, 2018 edition, including Appendices A through C. City Code of San Antonio, TX § 10-72 (amendments).
- The International Mechanical Code, 2018 edition. City Code of San Antonio, TX § 10-62 (amendments).
- The International Plumbing Code, 2018 edition, including Appendices B through E. City Code of San Antonio, TX § 10-82 (amendments).