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• E3902

  Ground-Fault and Arc-Fault Circuit-Interrupter Protection

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

• E3404

  General Equipment Requirements

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

• E3611

  Grounding Electrode Conductor Connection to the Grounding Electrodes

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

• E4003.12

  Luminaires in Clothes-Closet Storage Space

  • Closet storage space runs 24 in from walls up to 6 ft (or the top rod), then 12 in or shelf width above; only enclosed or fluorescent fixtures, with 12 in clearance for surface incandescent/LED and 6 in for fluorescent and recessed (NEC 410.16).

  International Residential Code, 2024 · Chapter 40, Devices and LuminairesRead the full text (opens UpCodes in a new tab)

• E3905.12.1.2

  Other Boxes

  • Other boxes up to 100 cu in and all nonmetallic boxes are marked with their volume (NEC 314.16(A)(2)).

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

• E3703

  Required Branch Circuits

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

• IBC 2702.4

  Maintenance

  • Emergency and standby power is maintained and tested per the IFC.

  Works withIBC 2703IFC

  International Building Code, 2024 · Chapter 27, ElectricalRead the full text (opens UpCodes in a new tab)

• E3501.1

  Scope

  • Electrical definitions apply to Chapters 34 to 43; undefined terms fall back to R202, then ordinary meaning. 'Readily accessible' means reachable without tools (other than keys), climbing or ladders.
  • A bathroom is an area with a sink plus a toilet, urinal, tub, shower or bidet; a kitchen has a sink and permanent cooking provisions; a laundry area holds a laundry tray, washer or dryer.
  • A continuous load runs at maximum current for 3 hours or more; 'in sight from' means visible within 50 ft; the low-voltage contact limit is 15 V AC (21.2 V peak) or 30 V DC.
  • Location classes: dry (not normally damp), damp (sheltered but moist), wet (underground, in slabs on earth, saturated or exposed to weather).
  • A habitable room is for living, sleeping, eating or cooking, excluding baths, closets, halls and utility spaces; a clothes closet stores garments and its storage space is where combustibles can sit.

  International Residential Code, 2024 · Chapter 35, Electrical DefinitionsRead 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.