Resource Management CommissionApril 20, 2021

Item 5: Austin Energy Green Building Briefing — original pdf

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Austin Energy Green Building Energy Code Intro. for RMC Kurt Stogdill Manager, Green Building & Sustainability April 20, 2021 © 2020 Austin Energy Agenda • Scope of RMC relating to energy code • Overview of International Energy Conservation Code (IECC) • Overview/timeline of local IECC development and adoption process • 2021 IECC- notable developments • Next steps 2 How is the Energy Code in the RMC Scope? *The purpose of the Commission is to: (D) Review and Analyze: (4) the City Code to identify potential amendments that encourage the use of alternate energy technologies and renewable energy sources, and the conservation of energy. (E) Advise the City Council: (5) regarding appropriate City Code amendments that encourage the use of alternate energy technologies and renewable energy sources, and the conservation of energy. *From bylaws of Resource Management Commission 3 Overview of IECC • Energy is one of the International Codes developed by the International Code Council • New codes on 3 year cycles • Austin is on the 2015 IECC currently • Regulate design and construction for effective use and conservation of energy, permit use of innovative approaches • Energy code is divided- commercial and residential 4 IECC Overview con’t… • Main sections include Insulation Envelope • • • Mechanical systems • Lighting • Two ways of meeting requirements Prescriptive- ex. You must do a, b and c Performance based- modeling • • • Local amendments- municipalities may pass amendments to the IECC to meet relevant local goals and priorities 5 Process of Code Adoption Roles • Development Services Department (DSD)- responsible for adoption and enforcement of building codes for the City • Austin Energy Green Building- facilitates stakeholder review and development of local amendments 6 Code Adoption con’t… Stakeholder review/input • Split- residential and commercial • Open March 15 through April 15 via DSD’s Public Input portal https://publicinput.com/V1231 • Includes- home builders, Home Builder’s Association, architects, American Institute of Architects, non-profits, environmental community 7 4/20- RMC- Introduction 4/28- Joint Sustainability Commission- courtesy review Schedule 5/6- City Council- “set hearing”-DSD 5/14- EUC- courtesy review 5/18- RMC- Review proposed code, stakeholder feedback DSD will need the RMC recommendation within 2 days to update the posting 5/25- Mechanical & Plumbing Board- courtesy review 5/26- Building & Fire Code Board of Appeals- courtesy review 6/3- City Council for approval- DSD 9/1- Implementation 8 2021 IECC- Notable Developments IECC- Local- • Estimate 8-10% increase in energy efficiency over existing code • Electric Vehicle (EV) Ready and Electrification were struck during appeals • No new local amendments, will carry over relevant 2015 amendments • Will carry forward Solar Ready • Will revisit requirement for natural gas water heating for residential construction • Look to progress EV Ready and Electrification through means other than IECC 9 Other Steps • Model local (MW, kWh) impacts • Residential affordability impact statement • Legal Review • Back to RMC 5/18 • Look for recommendation • Green Building • Update ratings • Update code savings methodology and goals 10 Thank You Questions? Kurt Stogdill kurt.stogdill@austinenergy.com 512-322-6510 ©2020 Austin Energy. All rights reserved. Austin Energy name and logo as well as Austin Energy Green Building name and logo, and combinations thereof are trademarks of Austin Energy, the electric department of the City of Austin, Texas. Other names are for informational purposes only and may be trademarks of their respective owners.