Building Code Board of Appeals Agenda and Packet 2024 11 13

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Building Code Board of Appeals Agenda September 25, 2024 Page 6 of 56 Staff update/discussion of 2021 IECC Energy Code decision from City Council Meeting from 9/17/24 and Staff update on adoption of 2024 ICC codes Root explained the suggestions to Council: • Appendix RC removed • Change HERS rating requirement to 50 (without solar); cost difference between 47 and 50 is significant • Gas backup systems for Commercial properties. 2020 engineering spoke at the meeting to support this since the equipment for heat pumps etc when the weather is extremely cold, and also just as a backup system • Appendix PT for Commercial buildings; reduce redundancies for monitoring • Allowing multi -family R-2 Occupancy to be used under the PT which is the same as R-1; previously they would have to use Appendix RC which would have been cost -prohibitive • City has deferred on EV charging to follow the State code and has moved to the Planning Division • R-12 duct equipment Root also explained that anytime the City adopts or amends the Building Code, the City needs to ensure that it meets the State Energy Code. If we adopt a code later than June of 2025 the City will have to meet the Carbon Offset code adopted by the State, unless the City adopts the 2024 IECC before that time. Root also explained that the previous definition of an all -electric building has been removed: An all -electric building is a building that contains no combustion equipment including piping or plumbing or combustion equipment installed in the home or building site. (both residential and commercial) New definition: "A building that contains no combustion equipment" Dino asked when these changes will be presented to City Council and will the Board be able to review it again before then. Root responded that he would like to get a packet together for the Board sometime in October, but that City Council