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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

    Compressed gas

    • A material that is a gas at 68°F and 14.7 psia, held liquefied, nonliquefied, in solution or as a mixture; inert gases count only above 41 psia at 68°F.

    Works withIFC

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

  • IBC 506.3.3

    Amount of increase

    • Frontage increase If from Table 506.3.3: by % of perimeter (25–50, 50–75, 75–100) and open space width (20–25, 25–30, 30+ ft): 0.17/0.21/0.25, 0.33/0.42/0.50, 0.50/0.63/0.75; interpolation allowed.

    International Building Code, 2024 · Chapter 5, General Building Heights and AreasRead the full text (opens UpCodes in a new tab)

  • IBC 202

    Shear wall

    • In Chapter 23, a wall designed to resist lateral forces in its own plane; perforated shear walls have openings not specifically detailed for force transfer, with full-height segments meeting SDPWS ratio limits.

    Works withIBC 2305IBC 2306

    International Building Code, 2024 · Chapter 2, DefinitionsRead 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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