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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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  • E3601.6.2

    Service Disconnect Location

    • The service disconnect is readily accessible, outdoors or indoors nearest where the conductors enter, never in a bathroom, and each occupant can reach their unit's disconnect (NEC 230.70(A), 230.72(C)).

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

  • E4205.5

    Nonmetallic Conduit

    • Nonmetallic conduit from a forming shell to its box carries an 8 AWG insulated copper bonding jumper, potted at the shell (NEC 680.23(B)(2)(b)).

    International Residential Code, 2024 · Chapter 42, Swimming PoolsRead the full text (opens UpCodes in a new tab)

  • E3705.4.5

    Conductors of Type SE Cable

    • Indoor SE cable 10 AWG and smaller in contact with insulation uses 60°C ampacity (NEC 338.10(B)(4)(a)).

    International Residential Code, 2024 · Chapter 37, Branch Circuit and Feeder RequirementsRead the full text (opens UpCodes in a new tab)

  • E3801.4

    Wiring Method Applications

    • Each wiring method is used only where the applications table allows: no USE indoors, PVC Schedule 80 or RTRC-XW where exposed to damage, sunlight-resistant where in sun, LFNC lengths limited to 6 ft (NEC Ch 3, 300.2).

    International Residential Code, 2024 · Chapter 38, Wiring MethodsRead 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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