The City of Austin's Building Technical Codes (Chapter 25-12), contains regulations for Building, Electric, Fire, Property Maintenance, Mechanical, Plumbing, Residential, and Solar Energy. The City of Austin follows the 2021 International Building Code.
Local Amendments
2021 Local Amendments become effective September 1, 2021.
Click below to view the local amendments for each Code.
| Local Amendment | Previous | Current Effective 9/1/2021 |
|---|---|---|
| Flood Hazard Areas - (Chapter 25-12, Article 3) | 2021 | |
| International Building Code (IBC) | 2015 | 2021 |
| International Energy Conservation Code (IECC) | 2015 | 2021 |
| International Existing Building Code (IEBC) | 2015 | 2021 |
| International Fire Code (IFC) | 2015 | 2021 |
| International Property Maintenance Code (IPMC) | 2015 | 2021 |
| International Residential Code (IRC) | 2015 | 2021 |
| International Swimming Pool and Spa Code (ISPSC) | 2018 | |
| International Wildland-Urban Interface Code (IWUIC) | 2015 | |
| National Electrical Code (NEC) | 2020 | |
| Uniform Mechanical Code (UMC) | 2015 | 2021 |
| Uniform Plumbing Code (UPC) | 2015 | 2021 |
Technical Code Interpretations
Building Code
- Accessible Pathway and Accessible Parking (CI2011-0002)
- Permitting of Mixed Use Multiple Occupancy Buildings (CI2012-0001)
- Assisted Use Toilets Enforcement (CI2014-0002)
- Swimming Pool Restrooms (C12018-0001)
- Type III Construction Interpretation (IB2018-0001)
- Applicability of Worker Protection Standards (CI2019-0001)
Residential Code
- Threshold No-Step Entrance (CI2013-0002)
- Mechanical and Pool Equipment in Required Yards (CI2014-0006)
- Habitable Attic (CI2018-0501)
- Dwelling Unit (CI2018-0622)
- 25% Openings (CI2018-0904)
Plumbing Code
- Installation of Composting Toilets (CI2012-0003)
- Ansul Valve Location (CI2014-0004)
- Trenching, Excavation, Bedding and Backfill of Piping (CI2015-0003)
Mechanical Code
- Registers for Balancing Dampers (CI2013-0001 revised)
- Fan Powered Terminal Units (CI2014-0003)
- Automatic Shut Off for Air Moving Equipment in Existing Buildings (CI2014-0005)
Code-Related Presentations
Other Code Related Resources
Energy Code
- Contractors for Energy Code Required Testing (PDF) (This is a list of contractors that are allowed to perform energy code testing)
- Commissioning Summary Template (provided to Commercial Plan Review)
- Commissioning Acceptance Form (provided to Inspections at mechanical rough)
- Commercial Solar Ready Guidelines
- Radiant Barrier Material Shortage
Residential Code
- Circulation Sizing Calculations - APSP 7 & 15
- Third Party Framing Checklist
- Third Party Residential Pool and Spa Inspection Checklist
Commercial Facilities
- Gender-Neutral Signage for Single-User Restrooms (Chapter 4-16, Article 1 of the City Code)
Residential and Commercial
- Building Forms and Applications
- Condensate Recovery Systems for New Development (Information Bulletin No. 2018-0001, Mechanical Code 310.10)
- Cooling Towers (information Bulletin No. 2018-0002, Mechanical Code 1126.0)
- National Electric Code Article 210.8(F) GFCI Protection of Outdoor Outlets