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• R310.3

  Location

  • Smoke alarms go in each bedroom, outside each sleeping area and on every story including basements and habitable attics.
  • Keep smoke alarms at least 3 ft from the door of a bathroom with a tub or shower, unless that blocks a required spot.
  • Where a room off a bedroom hallway has a ceiling 24 in or more above the hall's, put alarms in both the hall and that room.

  International Residential Code, 2024 · Chapter 3, Building PlanningRead the full text (opens UpCodes in a new tab)

• R310.3.1

  Installation Near Cooking Appliances

  • Keep smoke alarms at least 10 ft from a fixed cooking appliance, or 6 ft where needed to cover a required location.

  International Residential Code, 2024 · Chapter 3, Building PlanningRead 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.