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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)

• E4208

  Spas and Hot Tubs

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

• E4206.8

  Through-Wall Lighting Assembly

  • Through-wall lighting assemblies have threaded or nonmetallic hubs and install like wet-niche luminaires (NEC 680.23(E)).

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

• E4201

  General

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

• E3905

  Boxes, Conduit Bodies and Fittings

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

• E3706

  Panelboards

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

• E3908.7

  Load-Side Grounded (Neutral) Conductor

  • Past the service disconnect, the neutral never bonds to equipment or EGCs (NEC 250.24(A)(5)).

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

• 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)

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.