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• N1101.5.2

  Solar-Ready System

  • Where a solar-ready zone is provided, the plans show its roof area, dead, live and snow loads, and the conduit or plumbing route to the panel or water heater.

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• N1108

  Additional Efficiency Requirements

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• N1102.5.3

  Fenestration Air Leakage

  • Windows, skylights and sliders leak no more than 0.3 cfm/sq ft and swinging doors 0.5, tested to NFRC 400 or AAMA/WDMA/CSA 101 and labelled; site-built units are exempt.

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• N1102.2.10.1

  Slab-on-Grade Floor Insulation Installation

  • Prescriptive slab-edge insulation runs down from the top of the slab to the table depth (not past the footing), outward insulation is covered by paving or 10 in of soil, and full-slab insulation is continuous.

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• N1105

  Simulated Building Performance

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• N1101

  General

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• N1102

  Building Thermal Envelope

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• N1102.2

  Specific Insulation Requirements

  • Insulation also meets the specific rules of N1102.2.1 through N1102.2.13.

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Searches all 4,276 IRC 2024 sections, 5,532 IBC 2024 sections and defined terms (Chapters 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33 so far) and each city's local rules as they are added. Section numbers and titles from the International Residential Code and International Building Code, 2024 editions, copyrighted by the International Code Council; the IRC's electrical chapters (34 to 43) follow NFPA 70, the National Electrical Code. Requirements are summarized in our words (IRC Chapters 3 to 43, IBC Chapters 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33); read the full text at the link on each result. Local values come from each city's published documents.