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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 713 sections for San Antonio, TX, the 2024 IRC and IBC

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  • E3905.12.2.6

    Terminal Block Fill

    • Each terminal block adds one volume for its largest conductor (NEC 314.16(B)(6)).

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

  • E4101.8

    Lockable Disconnecting Means

    • Lockable disconnects lock open, and the lock provision stays without the lock (cord plugs excepted) (NEC 110.25).

    International Residential Code, 2024 · Chapter 41, Appliance InstallationRead the full text (opens UpCodes in a new tab)

  • E3905.9

    Utilization Equipment

    • Boxes supporting other equipment meet the luminaire weight rules; 6 lb or less may use other boxes with two #6 screws (NEC 314.27(D)).

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

  • E3902.12

    Specific Appliance Outlets

    • Dishwashers, ranges, wall ovens, cooktops, dryers, microwaves, sump pumps, pressure washers and water coolers up to 150 V to ground and 60 A get GFCI protection (NEC 210.8(D)).

    Local review: GFCI coverage here follows the 2023 NEC; confirm San Antonio's adopted NEC edition before relying on the expanded list.

    International Residential Code, 2024 · Chapter 39, Power and Lighting DistributionRead 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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