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Search the building code.

Every 2024 IRC section and the IBC as it loads, by number or topic, plus the local rules for your city. Free to search.

Detached houses, duplexes and townhouses up to 3 stories with their own exits use the IRC; every other building uses the IBC (IBC 101.2).

A random sample from 5,321 sections for San Antonio, TX, the 2024 IBC

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  • IBC 1502.3

    Gutters

    • Exterior gutters and leaders are noncombustible or Schedule 40 plastic, except on R-3, private garages and Type V.

    Works withIBC 1503

    International Building Code, 2024 · Chapter 15, Roof Assemblies and Rooftop StructuresRead the full text (opens UpCodes in a new tab)

  • IBC 202

    Registered design professional in responsible charge

    • A registered design professional hired by the owner to review and coordinate parts of the project, including others' and deferred submittals, as the building official decides.

    Works withIBC 107.3.4

    International Building Code, 2024 · Chapter 2, DefinitionsRead the full text (opens UpCodes in a new tab)

  • IBC 302.2

    Use designation

    • Each group holds uses of similar hazard; some uses carry extra limits in Chapter 4.

    Works withIBC Chapter 4

    International Building Code, 2024 · Chapter 3, Occupancy Classification and UseRead 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.

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