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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 5,535 sections for San Antonio, TX, the 2024 IBC

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  • IBC 1905.4

    Foundations designed to resist earthquake forces

    • Foundations resisting earthquake forces follow ACI 318 Section 18.13 unless modified by Chapter 18.

    Works withIBC 1808.8.6IBC Chapter 18

    International Building Code, 2024 · Chapter 19, ConcreteRead the full text (opens UpCodes in a new tab)

  • IBC 403.2.1.1

    Type of construction

    • Up to 420 ft, Type IA may drop to IB ratings (not floor-supporting columns); IB may drop to IIA except in F-1, H-2, H-3, H-5, M and S-1; height and area stay the same.

    Works withIBC 601

    International Building Code, 2024 · Chapter 4, Special Detailed Requirements Based on Occupancy 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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