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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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  • E3601.4

    Other Conductors in Raceway or Cable

    • Only service conductors go in a service raceway, cable, handhole or underground box, except grounding/bonding conductors and protected load-management control wires (NEC 230.7).

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

  • E3607.5

    Main Bonding Jumper

    • An unspliced main bonding jumper ties the EGCs and enclosure to the neutral in each service disconnect (NEC 250.24(C)).

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

  • 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)

  • E3702.10

    Branch-Circuit Load for Ranges and Cooking Appliances

    • One range may use the demand table; one wall oven or cooktop uses its nameplate; a cooktop and up to two ovens on one circuit in one room are summed as one range (NEC 220.55 Notes 4-6).

    International Residential Code, 2024 · Chapter 37, Branch Circuit and Feeder RequirementsRead 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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