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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 202

    Unstable (reactive) material

    • A material (not an explosive) that can violently polymerize, decompose or self-react under heat, friction, shock or contamination: Class 1 unstable only when heated under pressure, up to Class 4 that can detonate at normal conditions.

    Works withIFC

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

  • IBC 1402.5

    Vertical and lateral flame propagation

    • Type I–IV walls with combustible covering, insulation or WRB follow 1402.5.1–1402.5.5; where NFPA 285 is required, the assembly must pass it.

    Works withIBC 1402.8

    International Building Code, 2024 · Chapter 14, Exterior WallsRead 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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