20260323_WSS_3D_PRESENTATION.PDF

International Green Construction 
Code (IgCC) Update
March 23, 2026

Performance Measures
4.18 Community Carbon Neutrality
Achieve community carbon neutrality with equitable outcomes as measured by the 
Community Greenhouse Gas Inventory.
4.19 Municipal Carbon Neutrality
Achieve the City Council goal of carbon neutrality in municipal operations with a strategy 
of 100% renewable energy by 2035.
4.23 Urban Cooling
Achieve a score that is less than or equal to 3 as measured by Tempe's Heat 
Vulnerability Index
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What is IgCC
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Tempe Transportation Center
East Valley Bus Operation Center
Complimentary Code that advances: 
•
Urban Cooling
•
Lower Energy Use
•
Water Efficiency 
•
Renewable Energy
•
Waste Reduction

Background
• November 2023 Tempe adopted the 2018 
International Green Construction Code 
(IgCC) 
• Voluntary code for private 
development
• Mandatory for city buildings
• 2018 IgCC customized for Tempe
• Three city sites tested and informed 
IgCC
Tempe Municipal & Operation 
Center (TMOC)
Fire Station No. 2
Clark Park Rec Center 
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Progress
•
Green Building + Energy Conservation Specialist
   Dedicated staff supporting green building implementation 
•
Additional Certification + Training
   Educating applicants + developers
 
•
Solar APP+
   Instant permitting of residential solar and energy storage systems
•
Cooling Code Requirements
   New + existing homes, preventing indoor heat related illness
•
Accessory Dwelling Units - Green Design Category
        Readily available sustainable ADU design for residents 
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Code Review & Adoption 
•
Building Safety completes a code review every 3 years
•
Maintain national model code alignment
•
Protect public health, safety, and welfare
•
Provide consistent standards
•
Address local enforcement and operation needs
•
Support resilient + sustainable development
•
City Council review of proposed code changes 
      Tentative – late April / May (including 2024 IgCC) 
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Private Development Projects
Voluntary Adoption in Private Development – currently in construction 
Developments have started incorporating elements of the Green Construction Code(IgCC)
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1285 W Elliot Rd

Continued Progress
•
Continue to Track IgCC Implementation 
•
Monitor development trends for future code 
changes.
•
Continue to educate developers on IgCC at 
beginning of the development process.
•
Continue to participate in regional effort 
Resilient and Efficient Codes Implementation. 
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Next Steps
Upcoming Public Meetings: 
•
Wednesday, April 1 – Construction Code Amendments Public Meetings
•
Virtual at Noon
•
Tempe Public Library at 6pm 
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Upcoming Council Action: 
•
April/May - Recommendation to adopt 
2024 IgCC Voluntary for private 
development 
•
April/May - Recommendation to adopt 
2024 IgCC Mandatory for city buildings

ADDITIONAL INFO 
John Earhart 
Interim Building Official / Building Safety
480-350-8590
Brianne Fisher
Sustainability Division Manager
480-350-8959
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