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• G2427.6.8

  Exterior Wall Penetrations

  • Wall-penetrating gas vents may not end next to the wall or under eaves, except direct-vent and mechanical draft.

  International Residential Code, 2024 · Chapter 24, Fuel GasRead the full text (opens UpCodes in a new tab)

• R503.3.3

  Installation

  International Residential Code, 2024 · Chapter 5, FloorsRead the full text (opens UpCodes in a new tab)

• R403.1.3.5.1

  Steel Reinforcement

  International Residential Code, 2024 · Chapter 4, FoundationsRead the full text (opens UpCodes in a new tab)

• M1301.5

  Third-Party Testing and Certification

  International Residential Code, 2024 · Chapter 13, General Mechanical System RequirementsRead the full text (opens UpCodes in a new tab)

• R802.1.7

  Prefabricated Wood I-Joists

  International Residential Code, 2024 · Chapter 8, Roof-Ceiling ConstructionRead the full text (opens UpCodes in a new tab)

• R905.3.8

  Application

  • Tile on solid decks gets one fastener per tile; battens on low slopes need none; spaced sheathing gets every other row at 5:12-12:12 and every tile steeper; perimeter, light tile and snow areas get more.

  International Residential Code, 2024 · Chapter 9, Roof AssembliesRead the full text (opens UpCodes in a new tab)

• IBC 2111.4.2

  Horizontal reinforcing

  • Requirements for horizontal reinforcing.

  International Building Code, 2024 · Chapter 21, MasonryRead the full text (opens UpCodes in a new tab)

• E4206.4

  Underwater Luminaires

  • Underwater luminaires are listed and shock-safe; those above the low-voltage limit get GFCI for relamping, and those needing submersion are protected from overheating (NEC 680.23(A)).

  International Residential Code, 2024 · Chapter 42, Swimming PoolsRead the full text (opens UpCodes in a new tab)

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.