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• R404.1.3.2.2

  Concrete Foundation Stem Walls Supporting Light-Frame Above-Grade Walls

  • Stem walls under light framing follow R404.1.3 up to 48 in of retained fill; more than that needs design, or a designed slab connection if the slab braces the top.

  International Residential Code, 2024 · Chapter 4, FoundationsRead the full text (opens UpCodes in a new tab)

• R903.1

  General

  • Roof decks get approved coverings secured per this chapter and the maker's instructions so the roof protects the building.

  International Residential Code, 2024 · Chapter 9, Roof AssembliesRead the full text (opens UpCodes in a new tab)

• R606.13.2.3

  Bonding With Prefabricated Joint Reinforcement

  International Residential Code, 2024 · Chapter 6, Wall ConstructionRead the full text (opens UpCodes in a new tab)

• R321.1

  Guards

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

• R1003.4.1.1

  Cold-Formed Steel Framing

  • With cold-formed steel framing, each strap bolt gets a 3 x 3 x 0.229 in plate screwed with at least seven No. 6 screws per bolt.

  International Residential Code, 2024 · Chapter 10, Chimneys and FireplacesRead the full text (opens UpCodes in a new tab)

• R909.2

  Material Standards

  International Residential Code, 2024 · Chapter 9, Roof AssembliesRead the full text (opens UpCodes in a new tab)

• R606.3.5.1

  Grout Placement

  International Residential Code, 2024 · Chapter 6, Wall ConstructionRead the full text (opens UpCodes in a new tab)

• R602.10.1.3

  Spacing of Braced Wall Lines

  • Parallel braced wall lines are no more than 60 ft apart for wind; seismic limits are 35 ft for SDC C townhouses and 25 ft in SDC D, with allowed stretches to 35 or 50 ft.

  International Residential Code, 2024 · Chapter 6, Wall ConstructionRead 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.