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• R703.3

  Wall Covering Nominal Thickness and Attachments

  • Siding thickness and nailing follow Table R703.3(1) and the maker's instructions, based on 16 in studs; screws replace nails on steel (No. 6, 7 or 8 for 0.099, 0.113 or 0.120 in nails).

  International Residential Code, 2024 · Chapter 7, Wall CoveringRead the full text (opens UpCodes in a new tab)

• R317.7.1

  Installation

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

• R606.2.8

  Mortar

  • Mortar follows the proportion table or ASTM C270; foundation walls use Type M or S, bracing walls M, S or N in SDC A-C and M or S cement-lime in SDC D.

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

• R311.2.2

  Alterations, Repairs and Additions

  • Permitted interior work adds CO alarms to the unit, except for exterior work, plumbing, or non-fuel mechanical work.

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

• R311.1.2

  Installation

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

• R703.7

  Exterior Plaster (Stucco)

  • Stucco follows ASTM C926 and C1063: corrosion-resistant lath nailed or stapled 7 in along framing and 24 in between, three coats over lath, two over masonry or concrete.

  International Residential Code, 2024 · Chapter 7, Wall CoveringRead the full text (opens UpCodes in a new tab)

• R302.3.6.1

  Opening Protection

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

• R905

  Requirements for Roof Coverings

  International Residential Code, 2024 · Chapter 9, Roof AssembliesRead 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.