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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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  • E4203.4.5

    Indoor Spas and Hot Tubs

    • Over or within 5 ft of an indoor spa, lights and fans are at least 7 ft 6 in up and GFCI (none needed at 12 ft or more); lower enclosed damp-rated fixtures are allowed with GFCI (NEC 680.43(B)).

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

  • E3607.3

    Buildings or Structures Supplied by Feeder(s) or Branch Circuit(s)

    • A building fed by a feeder or branch circuit gets its own grounding electrode system, unless fed by a single branch circuit with an EGC (NEC 250.32(A)).

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

  • E3407.2.2

    Equipment Grounding Conductors 4 AWG and Larger AWG

    • Grounds 4 AWG and larger may be reidentified at each end by stripping, green paint or green tape (NEC 250.119(B)).

    International Residential Code, 2024 · Chapter 34, General RequirementsRead the full text (opens UpCodes in a new tab)

  • E4001.7

    Damp or Wet Locations

    • Switches outdoors or in damp/wet locations are in weatherproof enclosures or covers, and never inside tub or shower spaces unless part of a listed assembly (NEC 404.4).

    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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