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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 677 sections for San Antonio, TX, the 2024 IRC

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  • E3610.2

    Securing and Protection Against Physical Damage

    • Exposed GECs are fastened; 6 AWG may run unprotected if not exposed to damage, smaller sizes go in RMC, IMC, PVC, RTRC-XW, EMT or armor; bare aluminum stays 18 in above earth (NEC 250.64(A), (B)).

    International Residential Code, 2024 · Chapter 36, ServicesRead the full text (opens UpCodes in a new tab)

  • E3906.1

    Conductors Entering Boxes, Conduit Bodies or Fittings

    • Conductors entering boxes and fittings are protected from abrasion (NEC 314.17).

    International Residential Code, 2024 · Chapter 39, Power and Lighting DistributionRead the full text (opens UpCodes in a new tab)

  • E4001.2

    Snap-Switch Terminations

    • 15 and 20 A switch terminals not marked CO/ALR take copper or copper-clad aluminum only; push-in terminals are for 15 A circuits and 14 AWG solid copper unless listed otherwise.

    International Residential Code, 2024 · Chapter 40, Devices and LuminairesRead 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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