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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 150 sections for San Antonio, TX, the 2024 IBC

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  • IBC 101.4.7

    Existing buildings

    • Repairs, alterations, changes of occupancy, additions and relocations of existing buildings follow the International Existing Building Code.

    Works withIEBC

    International Building Code, 2024 · Chapter 1, Scope and AdministrationRead the full text (opens UpCodes in a new tab)

  • IBC 110.3

    Required inspections

    • The required inspections are footing and foundation, slab and under-floor, flood elevation, framing, Type IV connections, lath and gypsum, balcony waterproofing, fire penetrations, energy, other, special and final.

    Works withIBC 110.3.1IBC 110.3.12

    International Building Code, 2024 · Chapter 1, Scope and AdministrationRead the full text (opens UpCodes in a new tab)

  • IBC 111.1

    Change of occupancy

    • No use, occupancy or change of occupancy until a certificate of occupancy is issued; permit-exempt work needs none.

    Works withIBC 105.2

    International Building Code, 2024 · Chapter 1, Scope and AdministrationRead 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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